{"id":9375,"date":"2026-10-25T05:26:38","date_gmt":"2026-10-25T05:26:38","guid":{"rendered":"https:\/\/hysfsubsea.com\/?post_type=product&p=9375"},"modified":"2026-10-25T05:26:39","modified_gmt":"2026-10-25T05:26:39","slug":"il25m-25-pin-male-inline-subconn-compatible-underwater-connector","status":"publish","type":"product","link":"https:\/\/hysfsubsea.com\/nb\/product\/il25m-25-pin-male-inline-subconn-compatible-underwater-connector\/","title":{"rendered":"IL25M 25-Pin Male Inline Underwater Connector \u2013 SubConn Compatible | HYSF SUBSEA"},"content":{"rendered":"

IL25M 25-Pin Male Inline Underwater Connector \u2013 SubConn Compatible Standard Circular Series<\/h1>\n

Product Overview<\/h2>\n

Den HYSF SUBSEA IL25M 25-Pin Male Inline Underwater Connector<\/strong> is a high-density, wet-mateable subsea electrical connector designed for reliable multi-channel signal, control, and power connections in demanding marine environments.<\/p>\n

As part of the HYSF Standard Circular Connector Series, the IL25M features twenty-five electrical contacts, a molded neoprene rubber connector body, gold-plated contact surfaces, and an integrated underwater cable.<\/p>\n

The connector is designed for use in deep-sea electrical systems requiring multiple independent circuits within a single underwater mating interface.<\/p>\n

The Standard Circular series has a rated operating voltage of 550V AC\/DC<\/strong> and a design depth capability of up to 6,000 meters (60 MPa)<\/strong>, subject to qualification of the complete connector and cable assembly.<\/p>\n

The standard IL25M configuration has a nominal current rating of 5A per contact<\/strong>. The manufacturer’s series documentation also identifies selected higher-current contact configurations reaching 10A, depending on the specific contact arrangement. The exact permitted current for each contact must be confirmed against the approved technical drawing.<\/p>\n

The IL25M is normally supplied with approximately 1 meter of underwater cable<\/strong>, with customized cable lengths and electrical configurations available for different equipment requirements.<\/p>\n

Its mating interface is designed for compatibility with corresponding SubConn and SEACON Standard Circular underwater connectors<\/strong>.<\/p>\n

The primary matching bulkhead connector is the BH25F 25-Pin Female Bulkhead Underwater Connector<\/strong>.<\/p>\n

Typical applications include remotely operated vehicles (ROVs), autonomous underwater vehicles (AUVs), marine research instrumentation, sonar systems, hydrophone arrays, subsea monitoring platforms, offshore equipment, and underwater electronic control systems.<\/p>\n

Key Features and Benefits<\/h2>\n

1. High-Density 25-Pin Male Electrical Interface<\/h3>\n

The IL25M incorporates twenty-five electrical contact positions within a single Standard Circular connector interface.<\/p>\n

Its high-density arrangement provides an efficient solution for underwater equipment requiring multiple electrical channels.<\/p>\n

Possible circuit applications include:<\/p>\n

    \n
  • Multiple underwater sensor signals<\/li>\n
  • Instrumentation and measurement circuits<\/li>\n
  • Electrical control connections<\/li>\n
  • Low-power distribution<\/li>\n
  • Marine monitoring equipment<\/li>\n
  • Auxiliary electrical functions<\/li>\n
  • Multi-channel acoustic instrumentation<\/li>\n
  • Underwater data acquisition systems<\/li>\n<\/ul>\n

    Using one 25-pin underwater connector can reduce the need for several separate electrical connectors.<\/p>\n

    This can simplify cable routing and help reduce the number of connection interfaces in complex subsea systems.<\/p>\n

    The actual pin assignments depend on the electrical requirements of the connected equipment.<\/p>\n

    2. 550V AC\/DC Electrical Rating<\/h3>\n

    The HYSF Standard Circular 25-pin connector family is designed for electrical applications requiring a rated voltage of up to 550V AC\/DC<\/strong>.<\/p>\n

    This makes the IL25M suitable for appropriately designed marine electrical systems operating within the specified connector and cable limits.<\/p>\n

    The complete system voltage rating must also account for cable insulation, wire termination, connected equipment, and installation conditions.<\/p>\n

    Operating voltage should never exceed the lowest-rated component of the completed electrical assembly.<\/p>\n

    3. 5A Nominal Contact Rating with Configuration-Dependent Higher-Current Options<\/h3>\n

    The IL25M differs from the Standard Circular 12-pin and 16-pin configurations.<\/p>\n

    While the standard 12-pin and 16-pin models have a nominal current rating of 10A per contact, the 25-pin model is listed with a 5A nominal contact rating<\/strong>.<\/p>\n

    The manufacturer’s series catalog also identifies selected contact configurations with ratings up to 10A.<\/p>\n

    These higher-current capabilities should not be applied automatically to every one of the twenty-five contact positions.<\/p>\n

    Actual current capacity depends on:<\/p>\n

      \n
    • Contact size and configuration<\/li>\n
    • Cable conductor cross-sectional area<\/li>\n
    • Number of simultaneously loaded contacts<\/li>\n
    • Electrical termination quality<\/li>\n
    • Operating temperature<\/li>\n
    • Cable construction<\/li>\n
    • Heat dissipation<\/li>\n
    • Installation conditions<\/li>\n<\/ul>\n

      For designs requiring continuous current above 5A on any contact, the approved contact-specific rating and complete cable assembly should be verified.<\/p>\n

      4. SubConn and SEACON Compatible Standard Circular Design<\/h3>\n

      The IL25M belongs to the HYSF Standard Circular underwater connector family.<\/p>\n

      This series is designed for mating compatibility with corresponding SubConn and SEACON Standard Circular connectors.<\/p>\n

      Such compatibility can be useful when developing new underwater electrical equipment or replacing compatible subsea cable assemblies.<\/p>\n

      Applications may include:<\/p>\n

        \n
      • Replacement underwater connectors<\/li>\n
      • ROV electrical system maintenance<\/li>\n
      • OEM subsea equipment<\/li>\n
      • Marine instrument upgrades<\/li>\n
      • Offshore monitoring systems<\/li>\n
      • Customized underwater cable assemblies<\/li>\n<\/ul>\n

        Before connecting the IL25M to another manufacturer’s product, verify the exact connector series, contact arrangement, gender, mating geometry, and retention mechanism.<\/p>\n

        Matching contact count alone does not guarantee mechanical or electrical compatibility.<\/p>\n

        5. Deep-Sea Design Capability up to 6,000 Meters<\/h3>\n

        The HYSF Standard Circular underwater connector series is designed for demanding subsea conditions involving high hydrostatic pressure.<\/p>\n

        The series supports a design depth capability of up to 6,000 meters<\/strong>, corresponding to approximately 60 MPa<\/strong>.<\/p>\n

        This makes the IL25M suitable for consideration in applications such as:<\/p>\n

          \n
        • Deep-sea exploration<\/li>\n
        • Seabed scientific research<\/li>\n
        • Offshore underwater monitoring<\/li>\n
        • Subsea robotic systems<\/li>\n
        • Oceanographic instruments<\/li>\n
        • Deep-water sensor networks<\/li>\n<\/ul>\n

          The connector’s molded construction helps protect the internal electrical termination from seawater exposure.<\/p>\n

          However, operating depth must be verified for the complete connector assembly, including the cable, molded termination, mating connector, and applicable environmental qualification.<\/p>\n

          6. Wet-Mateable Underwater Interface<\/h3>\n

          The IL25M is part of the HYSF wet-mateable Standard Circular connector family.<\/p>\n

          Its interface is designed to support underwater connection and disconnection under the applicable operating procedures.<\/p>\n

          Wet-mateable connector technology can be advantageous for modular marine equipment, removable underwater instruments, and subsea maintenance operations.<\/p>\n

          Important:<\/strong> Wet-mateable does not automatically mean that a connector may be connected or disconnected while electrically energized.<\/p>\n

          Electrical power should be isolated before mating or unmating unless the complete assembly has been specifically qualified for energized operation.<\/p>\n

          7. Molded Neoprene Rubber Construction<\/h3>\n

          The standard IL25M features a molded neoprene rubber connector body.<\/p>\n

          Neoprene is commonly used in underwater connector applications because of its flexibility, mechanical resilience, and suitability for marine exposure.<\/p>\n

          The molded construction provides an integrated transition between the electrical contact interface and the attached underwater cable.<\/p>\n

          Its principal benefits include:<\/p>\n

            \n
          • Watertight molded design<\/li>\n
          • Mechanical protection of electrical terminations<\/li>\n
          • Flexible cable connection<\/li>\n
          • Suitability for seawater environments<\/li>\n
          • Integrated connector and cable construction<\/li>\n<\/ul>\n

            Proper cable support remains essential.<\/p>\n

            Excessive pulling, twisting, or repeated sharp bending near the molded termination should be avoided.<\/p>\n

            8. Gold-Plated Electrical Contacts<\/h3>\n

            The IL25M uses gold-plated electrical contact surfaces.<\/p>\n

            Gold plating helps provide reliable electrical contact performance while reducing oxidation of the contact surface.<\/p>\n

            This is especially important for subsea instrumentation systems requiring stable electrical continuity.<\/p>\n

            Before mating, users should inspect the contacts and mating surfaces for contamination, damage, or abnormal wear.<\/p>\n

            Regular cleaning and correct connector handling help preserve performance during repeated use.<\/p>\n

            9. Standard 1-Meter Underwater Cable<\/h3>\n

            The standard IL25M is normally supplied with approximately 1 meter of integrated underwater cable<\/strong>.<\/p>\n

            This configuration provides a practical cable-mounted electrical connection for many marine applications.<\/p>\n

            Customized cable assemblies can be specified according to equipment requirements.<\/p>\n

            Possible options include:<\/p>\n

              \n
            • Custom cable lengths<\/li>\n
            • Alternative conductor sizes<\/li>\n
            • Shielded cable construction<\/li>\n
            • Twisted-pair cable arrangements<\/li>\n
            • Customized pin assignments<\/li>\n
            • Special cable outer diameters<\/li>\n
            • Alternative cable jacket materials<\/li>\n
            • Open-ended wire terminations<\/li>\n
            • Connector-to-connector cable assemblies<\/li>\n
            • OEM underwater wiring harnesses<\/li>\n<\/ul>\n

              The selected cable must be suitable for the intended electrical load, operating depth, and mechanical installation.<\/p>\n

              IL25M Technical Specifications<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
              Parameter<\/th>\nSpesifikasjon<\/th>\n<\/tr>\n
              Brand<\/td>\nHYSF SUBSEA<\/td>\n<\/tr>\n
              Model Number<\/td>\nIL25M<\/td>\n<\/tr>\n
              Connector Series<\/td>\nStandard Circular<\/td>\n<\/tr>\n
              Type kontakt<\/td>\nMale Inline Underwater Connector<\/td>\n<\/tr>\n
              Antall kontakter<\/td>\n25<\/td>\n<\/tr>\n
              Contact Gender<\/td>\nMale<\/td>\n<\/tr>\n
              Contact Finish<\/td>\nGold-Plated<\/td>\n<\/tr>\n
              Connector Body<\/td>\nMolded Neoprene Rubber<\/td>\n<\/tr>\n
              Rated Voltage<\/td>\n550V AC\/DC<\/td>\n<\/tr>\n
              Nominal Rated Current<\/td>\n5A per Contact<\/td>\n<\/tr>\n
              Higher-Current Options<\/td>\nUp to 10A on Selected Configurations, Subject to Confirmation<\/td>\n<\/tr>\n
              Design Depth Capability<\/td>\nUp to 6,000 Meters<\/td>\n<\/tr>\n
              Pressure Capability<\/td>\nUp to 60 MPa<\/td>\n<\/tr>\n
              Mating Type<\/td>\nWet-Mateable<\/td>\n<\/tr>\n
              Standard Cable Length<\/td>\n1 Meter<\/td>\n<\/tr>\n
              Customized Cable Lengths<\/td>\nAvailable<\/td>\n<\/tr>\n
              Primary Mating Bulkhead<\/td>\nBH25F<\/td>\n<\/tr>\n
              Corresponding Female Inline Connector<\/td>\nIL25F<\/td>\n<\/tr>\n
              Protective Dummy Plug for IL25M<\/td>\nDC25F<\/td>\n<\/tr>\n
              Protective Dummy Plug for BH25F<\/td>\nDC25M<\/td>\n<\/tr>\n
              Compatibility<\/td>\nCorresponding SubConn and SEACON Standard Circular Interfaces<\/td>\n<\/tr>\n
              Warranty<\/td>\n12 Months<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

              Engineering Note:<\/strong> The nominal current rating for the 25-pin configuration is 5A per contact. Any higher-current contact arrangement must be verified against the approved connector drawing and cable specifications.<\/p>\n

              25-Pin Wiring Configuration and Cable Identification<\/h2>\n

              The HYSF Standard Circular 25-pin connector family provides a high-density conductor arrangement for multi-channel underwater electrical applications.<\/p>\n

              Depending on the selected cable construction, the assembly may include individual conductors and twisted-pair wiring arrangements.<\/p>\n

              Twisted-pair constructions can be useful in suitable signal applications because they help control electromagnetic interference and improve circuit organization.<\/p>\n

              However, the electrical performance of a twisted-pair cable depends on its complete construction, including pair geometry, shielding, impedance, and termination.<\/p>\n

              The presence of twisted pairs alone does not guarantee compatibility with a particular Ethernet or other high-speed communication standard.<\/p>\n

              Pin-to-Wire Identification<\/h3>\n

              The twenty-five contact positions should be identified according to the approved connector wiring drawing.<\/p>\n

              Cable conductor colors may vary with the selected cable construction or custom wiring configuration.<\/p>\n

              For reliable installation:<\/p>\n

                \n
              1. Confirm the connector pin numbering using the correct mating-face orientation.<\/li>\n
              2. Verify the wire color or conductor identification for each contact.<\/li>\n
              3. Check the approved pin-to-wire assignment.<\/li>\n
              4. Perform an electrical continuity test before equipment integration.<\/li>\n
              5. Document any customized wiring arrangement.<\/li>\n<\/ol>\n

                The final pin-to-wire mapping should be based on the approved production drawing rather than assumed from a general-purpose color sequence.<\/p>\n

                Compatible Connectors and Accessories<\/h2>\n

                BH25F \u2013 25-Pin Female Bulkhead Underwater Connector<\/h3>\n

                Den BH25F<\/strong> is the primary female bulkhead mating connector for the IL25M.<\/p>\n

                It is designed for installation through an underwater equipment enclosure or marine pressure housing.<\/p>\n

                The standard BH25F configuration features a metal housing and an internal electrical termination arrangement.<\/p>\n

                The corresponding Standard Circular 12\/16\/25-pin bulkhead family specifies:<\/p>\n

                  \n
                • Mounting Thread:<\/strong> 3\/4-16 UNF-2A<\/li>\n
                • Nominal Thread Length:<\/strong> 25 mm<\/li>\n
                • Base Mounting Radius:<\/strong> 32.4 mm<\/li>\n
                • Sealing Surface Roughness:<\/strong> Ra 1.6<\/li>\n<\/ul>\n

                  These dimensions belong to the BH25F bulkhead connector, not the IL25M inline connector.<\/p>\n

                  The final bulkhead installation drawing should always be checked before machining the equipment enclosure.<\/p>\n

                  Normal electrical configuration:<\/strong><\/p>\n

                  IL25M Male Inline Connector + BH25F Female Bulkhead Connector<\/p>\n

                  IL25F \u2013 25-Pin Female Inline Underwater Connector<\/h3>\n

                  Den IL25F<\/strong> is the corresponding female inline cable connector within the same Standard Circular family.<\/p>\n

                  A compatible IL25M and IL25F mating configuration may be used for appropriate cable-to-cable connections when the mating interfaces and locking arrangements are correctly specified.<\/p>\n

                  Such configurations can be useful for modular underwater cabling and suitable cable extension assemblies.<\/p>\n

                  DC25F \u2013 25-Pin Female Dummy Plug<\/h3>\n

                  Den DC25F<\/strong> is the corresponding female protective dummy plug for compatible male connector interfaces.<\/p>\n

                  It can help protect the IL25M male mating interface when the operational cable is disconnected, subject to the applicable mating and retention arrangement.<\/p>\n

                  The dummy plug is a protective accessory and does not provide electrical power or signal transmission.<\/p>\n

                  DC25M \u2013 25-Pin Male Dummy Plug<\/h3>\n

                  Den DC25M<\/strong> is the corresponding male protective dummy plug for compatible female connector interfaces, including the BH25F female bulkhead.<\/p>\n

                  When the IL25M is disconnected from the BH25F, the DC25M can help protect the female bulkhead interface.<\/p>\n

                  The environmental and pressure capability of a dummy-plugged connection should be verified for the intended deployment conditions.<\/p>\n

                  IL25M vs. IL25F<\/h2>\n

                  The IL25M and IL25F belong to the same Standard Circular 25-pin connector family.<\/p>\n

                  Their primary difference is the electrical contact gender.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
                  Feature<\/th>\nIL25M<\/th>\nIL25F<\/th>\n<\/tr>\n
                  Type kontakt<\/td>\nMale Inline<\/td>\nFemale Inline<\/td>\n<\/tr>\n
                  Contact Count<\/td>\n25<\/td>\n25<\/td>\n<\/tr>\n
                  Contact Gender<\/td>\nMale<\/td>\nFemale<\/td>\n<\/tr>\n
                  Nominal Current Rating<\/td>\n5A per Contact<\/td>\n5A per Contact<\/td>\n<\/tr>\n
                  Rated Voltage<\/td>\n550V AC\/DC<\/td>\n550V AC\/DC<\/td>\n<\/tr>\n
                  Standard Cable Length<\/td>\n1 Meter<\/td>\n1 Meter<\/td>\n<\/tr>\n
                  Primary Mating Bulkhead<\/td>\nBH25F<\/td>\nBH25M<\/td>\n<\/tr>\n
                  Protective Dummy Plug<\/td>\nDC25F<\/td>\nDC25M<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                  Both models can be supplied with appropriate customized cable configurations.<\/p>\n

                  Typiske bruksomr\u00e5der<\/h2>\n

                  1. Remotely Operated Vehicles (ROVs)<\/h3>\n

                  ROVs often require numerous electrical connections for sensors, navigation equipment, monitoring modules, and auxiliary control systems.<\/p>\n

                  The IL25M can provide a high-density cable interface for suitable multi-channel ROV applications.<\/p>\n

                  Using a 25-pin connector may reduce the need for multiple separate cable connections.<\/p>\n

                  2. Autonomous Underwater Vehicles (AUVs)<\/h3>\n

                  AUVs frequently use modular electronic equipment and external scientific sensors.<\/p>\n

                  The IL25M provides a detachable underwater electrical interface for appropriate AUV instrument and control circuits.<\/p>\n

                  Its multi-contact configuration supports flexible allocation of electrical channels.<\/p>\n

                  3. Sonar and Hydrophone Arrays<\/h3>\n

                  Sonar systems and hydrophone arrays may require numerous low-level signal connections.<\/p>\n

                  The IL25M can provide a multi-contact underwater interface for appropriately designed acoustic instrumentation.<\/p>\n

                  Cable shielding, grounding, conductor pairing, and electromagnetic compatibility must be considered for sensitive acoustic measurement circuits.<\/p>\n

                  4. Oceanographic Instruments<\/h3>\n

                  Marine research instruments frequently require electrical connections for sensors, measurement circuits, and auxiliary systems.<\/p>\n

                  The IL25M can be integrated into suitable:<\/p>\n

                    \n
                  • Oceanographic data acquisition systems<\/li>\n
                  • Marine environmental monitoring platforms<\/li>\n
                  • Underwater acoustic instruments<\/li>\n
                  • Scientific sensor arrays<\/li>\n
                  • Seabed measurement equipment<\/li>\n
                  • Deep-water research instruments<\/li>\n<\/ul>\n

                    5. Underwater Cameras and Imaging Systems<\/h3>\n

                    Subsea imaging equipment may require multiple electrical circuits for power, controls, and auxiliary sensors.<\/p>\n

                    The IL25M provides a high-density connector interface for suitable camera and imaging system wiring.<\/p>\n

                    Compatibility with high-speed digital communications must be established through complete cable and system-level evaluation.<\/p>\n

                    6. Offshore Monitoring Equipment<\/h3>\n

                    Offshore monitoring platforms and subsea instrumentation systems often require dependable electrical connections under challenging marine conditions.<\/p>\n

                    The IL25M can provide a multi-channel interface for suitable monitoring and control applications.<\/p>\n

                    7. Marine Research and Testing Equipment<\/h3>\n

                    Research organizations and underwater equipment manufacturers may require customized cable assemblies for specialized instruments.<\/p>\n

                    The IL25M provides a configurable underwater connector platform for suitable marine research, prototype, and testing systems.<\/p>\n

                    Installation and Handling Guidelines<\/h2>\n

                    Step 1: Confirm the Mating Connector<\/h3>\n

                    Verify that the selected female connector has a compatible Standard Circular 25-pin interface.<\/p>\n

                    The primary mating bulkhead is BH25F.<\/p>\n

                    Step 2: Inspect the Connector<\/h3>\n

                    Check the molded body, male contacts, cable jacket, and termination area for visible damage.<\/p>\n

                    Step 3: Clean the Mating Interface<\/h3>\n

                    Ensure the connector face is free from sand, sediment, salt deposits, and foreign particles.<\/p>\n

                    Step 4: Isolate Electrical Power<\/h3>\n

                    Disconnect electrical power before mating or unmating unless energized operation has been specifically qualified.<\/p>\n

                    Step 5: Align the Connector<\/h3>\n

                    Align the IL25M with its corresponding female connector.<\/p>\n

                    Avoid excessive force or incorrect orientation.<\/p>\n

                    Step 6: Complete the Mating Operation<\/h3>\n

                    Follow the approved mating procedure and secure any required locking component.<\/p>\n

                    Step 7: Protect the Cable<\/h3>\n

                    Provide suitable cable support and avoid sharp bends or excessive mechanical loading near the molded termination.<\/p>\n

                    Step 8: Verify Electrical Connections<\/h3>\n

                    Confirm the actual wiring assignments through the approved drawing and electrical continuity testing.<\/p>\n

                    For critical subsea applications, verify the complete assembly against the specified pressure and environmental requirements.<\/p>\n

                    Quality Control and Testing<\/h2>\n

                    HYSF SUBSEA manufactures underwater electrical connectors and customized subsea cable assemblies for demanding marine environments.<\/p>\n

                    Depending on the product configuration and project requirements, testing and quality verification may include:<\/p>\n

                      \n
                    • Hydrostatic pressure testing<\/li>\n
                    • Electrical continuity testing<\/li>\n
                    • Insulation resistance testing<\/li>\n
                    • Dielectric withstand testing<\/li>\n
                    • Contact inspection<\/li>\n
                    • Dimensional verification<\/li>\n
                    • Cable termination inspection<\/li>\n
                    • Wiring identification verification<\/li>\n
                    • Mechanical integrity evaluation<\/li>\n<\/ul>\n

                      The required acceptance criteria depend on the approved product configuration and operating conditions.<\/p>\n

                      Frequently Asked Questions<\/h2>\n

                      Q1: What is the IL25M?<\/h3>\n

                      The IL25M is a 25-pin male inline underwater electrical connector belonging to the HYSF Standard Circular Series.<\/p>\n

                      Q2: Which bulkhead connector mates with IL25M?<\/h3>\n

                      The primary mating bulkhead is BH25F<\/strong>, a 25-pin female underwater bulkhead connector.<\/p>\n

                      Q3: Is IL25M compatible with SubConn?<\/h3>\n

                      The IL25M is designed for mating compatibility with corresponding SubConn Standard Circular 25-pin connector interfaces. Exact compatibility should be verified.<\/p>\n

                      Q4: What is the rated current?<\/h3>\n

                      The nominal rated current is 5A per contact<\/strong>. Selected higher-current configurations may support up to 10A, subject to approved contact-specific specifications.<\/p>\n

                      Q5: What is the rated voltage?<\/h3>\n

                      The Standard Circular series is rated for 550V AC\/DC<\/strong>.<\/p>\n

                      Q6: What is the maximum operating depth?<\/h3>\n

                      The series has a design depth capability of up to 6,000 meters (60 MPa)<\/strong>, subject to qualification of the completed connector assembly.<\/p>\n

                      Q7: Is IL25M wet-mateable?<\/h3>\n

                      Yes. It belongs to the HYSF wet-mateable Standard Circular connector family. Power should be isolated before mating or unmating unless otherwise qualified.<\/p>\n

                      Q8: What is the standard cable length?<\/h3>\n

                      The standard IL25M is normally supplied with approximately 1 meter of underwater cable<\/strong>.<\/p>\n

                      Q9: Can the cable length be customized?<\/h3>\n

                      Yes. Customized cable lengths, conductor configurations, and termination arrangements are available.<\/p>\n

                      Q10: Is IL25M the same as IL16M?<\/h3>\n

                      No. IL25M has twenty-five contacts and a nominal current rating of 5A per contact.<\/p>\n

                      IL16M has sixteen contacts and a catalog current rating of 10A per contact.<\/p>\n

                      Their contact layouts and mating interfaces are different.<\/p>\n

                      Q11: Does IL25M have a mounting thread?<\/h3>\n

                      No. IL25M is an inline cable connector.<\/p>\n

                      The corresponding BH25F bulkhead belongs to the Standard 12\/16\/25-pin mounting family, which specifies a 3\/4-16 UNF-2A thread.<\/p>\n

                      Q12: Which dummy plug protects IL25M?<\/h3>\n

                      The corresponding protective accessory is the DC25F 25-Pin Female Dummy Plug<\/strong>, subject to the appropriate mating configuration.<\/p>\n

                      Q13: Which dummy plug protects BH25F?<\/h3>\n

                      The corresponding protective accessory is the DC25M 25-Pin Male Dummy Plug<\/strong>.<\/p>\n

                      Q14: Can IL25M carry power and signals simultaneously?<\/h3>\n

                      The contacts can be allocated to suitable power, control, and signal circuits within the approved electrical specifications.<\/p>\n

                      The complete system must be evaluated for current loading, conductor sizing, shielding, and interference.<\/p>\n

                      Q15: Can IL25M support Ethernet communication?<\/h3>\n

                      The 25-pin configuration provides sufficient contact positions for many possible wiring arrangements, but contact count alone does not guarantee Ethernet compatibility.<\/p>\n

                      The complete cable assembly must satisfy the required impedance, pairing, shielding, and signal performance specifications.<\/p>\n

                      Why Choose HYSF SUBSEA IL25M?<\/h2>\n

                      Den HYSF SUBSEA IL25M 25-Pin Male Inline Underwater Connector<\/strong> provides a high-density electrical interface for professional marine and subsea equipment.<\/p>\n

                      Its principal advantages include:<\/p>\n

                        \n
                      • Twenty-five electrical contact positions<\/li>\n
                      • SubConn-compatible Standard Circular mating interface<\/li>\n
                      • Wet-mateable connector construction<\/li>\n
                      • Nominal 5A per contact rating<\/li>\n
                      • Selected higher-current configurations subject to verification<\/li>\n
                      • 550V AC\/DC rated voltage<\/li>\n
                      • Design depth capability up to 6,000 meters<\/li>\n
                      • Molded neoprene rubber connector body<\/li>\n
                      • Gold-plated electrical contacts<\/li>\n
                      • Standard 1-meter underwater cable<\/li>\n
                      • Compatible BH25F female bulkhead connector<\/li>\n
                      • Corresponding DC25F protective dummy plug<\/li>\n
                      • Customized cable lengths and wiring arrangements<\/li>\n
                      • OEM subsea cable assembly options<\/li>\n
                      • 12-month product warranty<\/li>\n<\/ul>\n

                        For underwater robotics, sonar systems, oceanographic instruments, offshore monitoring equipment, and marine research applications, the IL25M provides a practical solution for consolidating multiple electrical circuits into one underwater connection.<\/p>\n

                        Its high contact density, molded watertight construction, and Standard Circular compatibility make it suitable for demanding subsea electrical integration projects.<\/p>","protected":false},"excerpt":{"rendered":"

                        Den HYSF SUBSEA IL25M 25-Pin Male Inline Underwater Connector<\/strong> is a high-density, wet-mateable subsea electrical connector designed for reliable multi-channel signal, control, and power connections in demanding marine environments.<\/p>\n

                        As part of the HYSF Standard Circular Series, the IL25M features twenty-five gold-plated male electrical contacts<\/strong>, a durable molded neoprene rubber body, and an integrated underwater cable.<\/p>\n

                        The connector has a rated voltage of 550V AC\/DC<\/strong>, a nominal current rating of 5A per contact<\/strong>, and a design depth capability of up to 6,000 meters (60 MPa)<\/strong>, subject to qualification of the complete cable assembly.<\/p>\n

                        Selected higher-current contact configurations may support up to 10A, depending on the approved contact arrangement and cable specifications.<\/p>\n

                        The IL25M is designed to mate with the BH25F 25-Pin Female Bulkhead Underwater Connector<\/strong> and is compatible with corresponding SubConn and SEACON Standard Circular interfaces.<\/p>\n

                        Its twenty-five-contact configuration provides a practical solution for underwater equipment requiring multiple electrical channels within a single connector.<\/p>\n

                        Viktige spesifikasjoner<\/h3>\n
                          \n
                        • Model:<\/strong> IL25M<\/li>\n
                        • Brand:<\/strong> HYSF SUBSEA<\/li>\n
                        • Connector Type:<\/strong> 25-Pin Male Inline Underwater Connector<\/li>\n
                        • Series:<\/strong> Standard Circular<\/li>\n
                        • Contact Configuration:<\/strong> 25 Male Contacts<\/li>\n
                        • Contact Finish:<\/strong> Gold-Plated<\/li>\n
                        • Connector Body:<\/strong> Molded Neoprene Rubber<\/li>\n
                        • Rated Voltage:<\/strong> 550V AC\/DC<\/li>\n
                        • Nominal Rated Current:<\/strong> 5A per Contact<\/li>\n
                        • Higher-Current Configurations:<\/strong> Up to 10A on Selected Contacts, Subject to Verification<\/li>\n
                        • Design Depth:<\/strong> Up to 6,000 Meters<\/li>\n
                        • Pressure Capability:<\/strong> Up to 60 MPa<\/li>\n
                        • Mating Type:<\/strong> Wet-Mateable<\/li>\n
                        • Standard Cable Length:<\/strong> 1 Meter<\/li>\n
                        • Mating Bulkhead Connector:<\/strong> BH25F<\/li>\n
                        • Corresponding Female Inline Connector:<\/strong> IL25F<\/li>\n
                        • Protective Dummy Plug for IL25M:<\/strong> DC25F<\/li>\n
                        • Protective Dummy Plug for BH25F:<\/strong> DC25M<\/li>\n
                        • Compatibility:<\/strong> Corresponding SubConn and SEACON Standard Circular Interfaces<\/li>\n
                        • Tilpasning:<\/strong> Cable Length, Conductor Size, Wiring Configuration, and Cable Termination<\/li>\n
                        • Warranty:<\/strong> 12 Months<\/li>\n<\/ul>\n

                          Typiske bruksomr\u00e5der<\/h3>\n

                          The IL25M is suitable for:<\/p>\n

                            \n
                          • Remotely Operated Vehicles (ROVs)<\/li>\n
                          • Autonomous Underwater Vehicles (AUVs)<\/li>\n
                          • Sonar and Hydrophone Arrays<\/li>\n
                          • Underwater Instrumentation Systems<\/li>\n
                          • Oceanographic Research Equipment<\/li>\n
                          • Marine Environmental Monitoring<\/li>\n
                          • Underwater Cameras and Imaging Equipment<\/li>\n
                          • Offshore Inspection Systems<\/li>\n
                          • Subsea Electronic Control Equipment<\/li>\n
                          • Vitenskapelig forskning p\u00e5 havdypet<\/li>\n
                          • Customized Multi-Core Underwater Cable Assemblies<\/li>\n<\/ul>\n

                            Custom Cable Assemblies<\/h3>\n

                            HYSF SUBSEA supports customized IL25M underwater cable assemblies, including alternative cable lengths, shielded cables, twisted-pair conductor arrangements, customized pin assignments, and connector-to-connector configurations.<\/p>\n

                            The standard IL25M includes approximately 1 meter of underwater cable<\/strong>. Custom configurations can be selected according to the electrical and mechanical requirements of the application.<\/p>\n

                            Important:<\/strong> The IL25M has a nominal rating of 5A per contact and should not be described as a universal 10A-per-contact connector. Higher-current contact configurations require approval of the actual contact and cable design.<\/p>\n

                            The IL25M provides a high-density, customizable underwater electrical interface for professional subsea systems requiring reliable multi-contact connectivity.<\/p>","protected":false},"featured_media":9376,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[30],"product_cat":[32],"product_tag":[],"class_list":["post-9375","product","type-product","status-publish","has-post-thumbnail","product_brand-hysf","product_cat-standard-circular-connectors","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/product\/9375","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/comments?post=9375"}],"version-history":[{"count":1,"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/product\/9375\/revisions"}],"predecessor-version":[{"id":9377,"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/product\/9375\/revisions\/9377"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/media\/9376"}],"wp:attachment":[{"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/media?parent=9375"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/product_brand?post=9375"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/product_cat?post=9375"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hysfsubsea.com\/nb\/wp-json\/wp\/v2\/product_tag?post=9375"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}