{"id":1306,"date":"2026-01-22T02:53:27","date_gmt":"2026-01-22T02:53:27","guid":{"rendered":"https:\/\/hysfsubsea.com\/?post_type=product&p=1306"},"modified":"2026-10-24T05:28:05","modified_gmt":"2026-10-24T05:28:05","slug":"mcil6f-6-pin-female-inline-underwater-connector","status":"publish","type":"product","link":"https:\/\/hysfsubsea.com\/fr\/product\/mcil6f-6-pin-female-inline-underwater-connector\/","title":{"rendered":"MCIL6F 6-Pin Female Inline Underwater Connector \u2013 SubConn-Compatible Micro Circular | HYSF SUBSEA"},"content":{"rendered":"

MCIL6F 6-Pin Female Inline Underwater Connector \u2013 SubConn-Compatible Micro Circular Connector<\/h2>\n

Les HYSF SUBSEA MCIL6F 6-Pin Female Inline Underwater Connector<\/strong> is a compact, high-performance, wet-mateable electrical connector designed for reliable underwater power and signal transmission. Engineered for demanding marine environments, the MCIL6F provides a dependable subsea cable connection solution for ROVs, AUVs, underwater cameras, marine sensors, oceanographic instruments, and offshore engineering equipment.<\/p>\n

Featuring six female electrical contacts, a compact molded body, and a waterproof Micro Circular mating interface, the MCIL6F combines space-saving construction with reliable electrical performance.<\/p>\n

The connector is designed for underwater applications up to 6,000 meters (60 MPa)<\/strong> when used in a correctly configured and qualified mating assembly. Its wet-mateable design supports underwater connection and disconnection when the appropriate operating procedures are followed.<\/p>\n

The MCIL6F is designed to mate with corresponding 6-pin male Micro Circular underwater connectors, including the MCBH6M male bulkhead connector<\/strong> and MCIL6M male inline connector<\/strong>.<\/p>\n

Manufactured by HYSF SUBSEA<\/strong>, the MCIL6F is also designed for mating compatibility with corresponding MacArtney SubConn and SEACON Micro Circular connector interfaces, making it a practical alternative for subsea equipment manufacturers, marine engineering companies, and underwater system integrators.<\/p>\n

Key Features and Benefits<\/h3>\n

1. Compact 6-Pin Micro Circular Design<\/h4>\n

The MCIL6F features a miniature circular connector design with six female electrical contacts arranged within a compact housing.<\/p>\n

This configuration provides an efficient solution for underwater equipment requiring multiple electrical circuits in limited installation space.<\/p>\n

Its compact structure is particularly suitable for small ROVs, autonomous underwater vehicles, marine instrumentation, underwater sensor packages, and subsea electronic modules.<\/p>\n

By integrating six electrical contacts into a single connector, the MCIL6F helps reduce the number of separate underwater connections required.<\/p>\n

2. SubConn-Compatible Underwater Connector<\/h4>\n

The HYSF SUBSEA MCIL6F is designed for compatibility with corresponding SubConn Micro Circular 6-pin male connector interfaces.<\/p>\n

This compatibility allows the connector to be considered for replacement applications, equipment maintenance, and new underwater electrical system designs.<\/p>\n

The MCIL6F is also designed for use with corresponding SEACON-style Micro Circular connector interfaces, subject to confirmation of the exact mating configuration.<\/p>\n

HYSF SUBSEA manufactures compatible underwater connectors independently. The MCIL6F is not an original MacArtney SubConn or SEACON-branded product.<\/p>\n

3. Wet-Mateable Underwater Connection<\/h4>\n

The MCIL6F belongs to the HYSF SUBSEA wet-mateable Micro Circular connector series.<\/p>\n

Wet-mateable connectors are designed to support connection and disconnection in underwater environments when operated according to the specified procedures.<\/p>\n

This capability is particularly beneficial for subsea equipment that requires periodic maintenance, sensor replacement, or modular connection changes.<\/p>\n

Unlike dry-mate-only connectors, which must be connected in dry conditions before immersion, a properly specified wet-mateable connection system supports greater flexibility during underwater operations.<\/p>\n

Electrical power should be disconnected before mating or unmating unless a specific live-mating procedure and rating have been approved.<\/p>\n

4. Deepwater Pressure Resistance<\/h4>\n

The HYSF SUBSEA Micro Circular connector series is designed for underwater applications up to 6,000 meters, equivalent to approximately 60 MPa of hydrostatic pressure.<\/p>\n

When paired with a compatible male connector and properly installed retention hardware, the MCIL6F provides a suitable electrical connection interface for deepwater equipment.<\/p>\n

The operating depth of the complete cable assembly depends on the connector configuration, cable termination, mating interface, and installation requirements.<\/p>\n

5. Durable Marine-Resistant Construction<\/h4>\n

The MCIL6F features a protective molded connector body designed for marine environments.<\/p>\n

Its molded construction helps protect the electrical termination area and provides mechanical support between the connector and cable.<\/p>\n

Gold-plated female contacts are used to support stable electrical performance and help resist contact-surface corrosion during normal service.<\/p>\n

The connector is designed for reliable use in marine conditions involving seawater exposure, underwater pressure, and repeated equipment handling.<\/p>\n

6. Six Electrical Contacts for Power and Signals<\/h4>\n

The MCIL6F incorporates six female contacts for applications requiring multiple low-power or signal circuits.<\/p>\n

The standard HYSF SUBSEA Micro Circular 6-pin series has a nominal current rating of 5 A per contact<\/strong>, subject to the specified cable and operating conditions.<\/p>\n

Depending on the application, the six electrical contacts may be assigned to sensor power, control signals, instrumentation connections, or suitable communication interfaces.<\/p>\n

Wiring arrangements should always be verified against the approved pinout drawing before production.<\/p>\n

Sp\u00e9cifications techniques<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Param\u00e8tres<\/th>\nSpecification<\/th>\n<\/tr>\n
Manufacturer<\/td>\nHYSF SUBSEA<\/td>\n<\/tr>\n
Model Number<\/td>\nMCIL6F<\/td>\n<\/tr>\n
Product Type<\/td>\nUnderwater Inline Cable Connector<\/td>\n<\/tr>\n
Connector Series<\/td>\nMicro Circular<\/td>\n<\/tr>\n
Nombre de contacts<\/td>\n6-Pin<\/td>\n<\/tr>\n
Contact Gender<\/td>\nFemale<\/td>\n<\/tr>\n
Compatible Connector Gender<\/td>\nMale<\/td>\n<\/tr>\n
Compatible HYSF Models<\/td>\nMCBH6M, MCIL6M<\/td>\n<\/tr>\n
Protective Dummy Connector<\/td>\nMCDC6M<\/td>\n<\/tr>\n
SubConn Compatibility<\/td>\nMicro Circular 6-Pin Male Interface<\/td>\n<\/tr>\n
Mating Type<\/td>\nWet-Mateable<\/td>\n<\/tr>\n
Standard Cable Length<\/td>\n1 Meter<\/td>\n<\/tr>\n
Custom Cable Length<\/td>\nAvailable Upon Request<\/td>\n<\/tr>\n
Contact Material<\/td>\nGold-Plated Metal Contacts<\/td>\n<\/tr>\n
Rated Current<\/td>\n5 A per Contact, Standard Series<\/td>\n<\/tr>\n
Operating Depth<\/td>\nUp to 6,000 Meters<\/td>\n<\/tr>\n
Pressure Rating<\/td>\nUp to 60 MPa<\/td>\n<\/tr>\n
Waterproof Design<\/td>\nIP68, When Correctly Mated<\/td>\n<\/tr>\n
Primary Function<\/td>\nUnderwater Power and Signal Transmission<\/td>\n<\/tr>\n
Applications typiques<\/td>\nROV, AUV, Underwater Sensors, Cameras, Marine Instrumentation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Technical Note:<\/strong> Electrical ratings, cable conductor specifications, wiring arrangements, and pressure performance should be verified against the approved product configuration and technical drawing before ordering.<\/p>\n

Compatible Underwater Connectors<\/h3>\n

The MCIL6F is designed to mate with corresponding 6-pin male Micro Circular underwater connectors.<\/p>\n

MCBH6M \u2013 6-Pin Male Bulkhead Connector<\/h4>\n

The HYSF MCBH6M is a male bulkhead-mounted underwater connector commonly installed on pressure housings, subsea junction boxes, underwater camera systems, and marine electronic enclosures.<\/p>\n

When paired with the MCIL6F female inline connector, it provides a detachable electrical interface between an external underwater cable assembly and equipment-mounted bulkhead connector.<\/p>\n

This combination is suitable for applications including:<\/p>\n

    \n
  • ROV pressure housings<\/li>\n
  • Underwater camera enclosures<\/li>\n
  • Subsea electronic control systems<\/li>\n
  • Marine monitoring instruments<\/li>\n
  • Oceanographic sensor modules<\/li>\n
  • Underwater junction boxes<\/li>\n<\/ul>\n

    MCIL6M \u2013 6-Pin Male Inline Connector<\/h4>\n

    The HYSF MCIL6M is a male inline underwater cable connector designed to mate with the MCIL6F.<\/p>\n

    The two connectors can be used together in detachable subsea cable-to-cable assemblies.<\/p>\n

    This arrangement is suitable for underwater cable extensions, modular sensor systems, marine instrument connections, and applications requiring removable cable sections.<\/p>\n

    MCDC6M \u2013 Male Protective Dummy Plug<\/h4>\n

    The HYSF MCDC6M is a male dummy connector designed to protect compatible 6-pin female Micro Circular mating interfaces.<\/p>\n

    When the MCIL6F is disconnected from its working male connector, an appropriate MCDC6M protective dummy plug can help protect the female contact interface from contamination and mechanical damage.<\/p>\n

    This is particularly useful during transportation, equipment storage, maintenance, and underwater deployment preparation.<\/p>\n

    Typical Applications of the MCIL6F Underwater Connector<\/h3>\n

    1. Remotely Operated Vehicles (ROVs)<\/h4>\n

    ROVs require dependable underwater electrical connections for sensors, cameras, communication equipment, lighting, and auxiliary control circuits.<\/p>\n

    The compact MCIL6F can be integrated into ROV cable assemblies where six electrical contacts are required.<\/p>\n

    Its small size and wet-mateable construction make it suitable for modular underwater robotic systems.<\/p>\n

    The connector can also be used for detachable interfaces between ROV-mounted electronics and external equipment.<\/p>\n

    2. Autonomous Underwater Vehicles (AUVs)<\/h4>\n

    AUVs frequently operate with limited installation space and strict equipment weight requirements.<\/p>\n

    The MCIL6F provides a compact electrical interface suitable for compatible navigation sensors, environmental instruments, and auxiliary electronic modules.<\/p>\n

    Its six-contact arrangement allows several suitable electrical circuits to be incorporated into one underwater connection.<\/p>\n

    3. Underwater Cameras and Lighting Equipment<\/h4>\n

    Underwater cameras and lighting systems require reliable connections for electrical power, control signals, and auxiliary functions.<\/p>\n

    The MCIL6F can be used in appropriate cable assemblies connecting underwater equipment to control electronics or subsea distribution systems.<\/p>\n

    Actual wiring assignments and electrical ratings must be selected according to the requirements of the connected equipment.<\/p>\n

    4. Oceanographic Research and Marine Monitoring<\/h4>\n

    Oceanographic research instruments often operate in seawater environments for extended periods.<\/p>\n

    The MCIL6F is suitable for connection applications involving environmental monitoring sensors, oceanographic instruments, marine data loggers, and underwater scientific equipment.<\/p>\n

    Its compact construction is beneficial for instruments where installation space is limited.<\/p>\n

    5. Subsea Junction Boxes and Instrumentation<\/h4>\n

    Subsea junction boxes provide electrical connections between underwater cables, sensors, and electronic equipment.<\/p>\n

    The MCIL6F can be used with compatible male connectors to provide detachable connections for external underwater devices.<\/p>\n

    This supports modular equipment design and simplifies cable replacement when maintenance is required.<\/p>\n

    Cable Length and Customization Options<\/h3>\n

    The standard HYSF SUBSEA MCIL6F inline underwater connector is normally supplied with a 1-meter cable<\/strong>.<\/p>\n

    Other cable lengths can be specified according to customer requirements.<\/p>\n

    Common configurations include:<\/p>\n

      \n
    • MCIL6F with 1-meter cable<\/li>\n
    • MCIL6F with 2-meter cable<\/li>\n
    • MCIL6F with 3-meter cable<\/li>\n
    • MCIL6F with 5-meter cable<\/li>\n
    • MCIL6F with 10-meter cable<\/li>\n
    • Customized underwater cable assemblies<\/li>\n<\/ul>\n

      HYSF SUBSEA can also review project-specific requirements for:<\/p>\n

        \n
      • Cable outer diameter<\/li>\n
      • Conductor cross-sectional area<\/li>\n
      • Cable jacket material<\/li>\n
      • Cable flexibility<\/li>\n
      • Wiring assignments and pin configuration<\/li>\n
      • Connector-to-connector cable assemblies<\/li>\n
      • Custom cable lengths for OEM applications<\/li>\n<\/ul>\n

        For example, the MCIL6F can be incorporated into a custom underwater cable assembly with an MCIL6M male connector at the opposite end.<\/p>\n

        Cable specifications should be selected according to the electrical load, signal requirements, operating pressure, and installation conditions.<\/p>\n

        Installation and Mating Recommendations<\/h3>\n

        Proper installation is important for maintaining reliable underwater electrical connections.<\/p>\n

        Step 1: Confirm Connector Compatibility<\/strong><\/p>\n

        Verify that the mating connector is a compatible 6-pin male Micro Circular connector.<\/p>\n

        Step 2: Inspect the Connector Interface<\/strong><\/p>\n

        Check the female contact sockets, molded body, and mating surfaces for visible damage or contamination.<\/p>\n

        Step 3: Verify the Wiring Configuration<\/strong><\/p>\n

        Confirm the pin numbering, conductor assignments, and electrical requirements using the approved wiring diagram.<\/p>\n

        Step 4: Follow Approved Mating Procedures<\/strong><\/p>\n

        Align the connector correctly and follow the applicable cleaning, lubrication, and mating instructions.<\/p>\n

        Do not force the connector if resistance indicates incorrect alignment.<\/p>\n

        Step 5: Secure the Connection<\/strong><\/p>\n

        Use an appropriate Micro Circular locking sleeve or specified retention accessory.<\/p>\n

        Secure mechanical retention is important for underwater applications involving vibration, movement, and handling loads.<\/p>\n

        Step 6: Protect Disconnected Connectors<\/strong><\/p>\n

        When the MCIL6F is not connected to its mating male connector, a compatible protective dummy plug such as the MCDC6M should be used where required.<\/p>\n

        Why Choose HYSF SUBSEA?<\/h3>\n

        HYSF SUBSEA<\/strong> specializes in manufacturing underwater electrical connectors, subsea cable assemblies, bulkhead connectors, and customized marine interconnection solutions.<\/p>\n

        Our Micro Circular underwater connector series is designed to support applications requiring compact dimensions, reliable electrical connections, and high-pressure resistance.<\/p>\n

        Our capabilities include:<\/p>\n

          \n
        • SubConn-compatible Micro Circular connectors<\/li>\n
        • Male and female underwater inline connectors<\/li>\n
        • Underwater bulkhead connectors<\/li>\n
        • Custom cable lengths and wiring configurations<\/li>\n
        • Waterproof cable assemblies for ROV and AUV systems<\/li>\n
        • Connector locking sleeves and protective dummy plugs<\/li>\n
        • OEM and ODM underwater connector manufacturing<\/li>\n
        • Hydrostatic pressure testing and quality inspection<\/li>\n
        • Technical assistance with underwater connector selection<\/li>\n<\/ul>\n

          HYSF SUBSEA supports underwater equipment manufacturers, marine engineering companies, oceanographic research organizations, and subsea system integrators.<\/p>\n

          Frequently Asked Questions (FAQ)<\/h3>\n

          Q1: What is the MCIL6F underwater connector?<\/h4>\n

          The MCIL6F is a 6-pin female inline underwater electrical connector from the HYSF SUBSEA Micro Circular series.<\/p>\n

          It is designed for detachable underwater power and signal connections.<\/p>\n

          Q2: Is the MCIL6F compatible with SubConn connectors?<\/h4>\n

          Yes. The HYSF SUBSEA MCIL6F is designed for compatibility with corresponding SubConn Micro Circular 6-pin male connector interfaces.<\/p>\n

          Customers should confirm the specific mating configuration before installation.<\/p>\n

          Q3: Which connectors can mate with MCIL6F?<\/h4>\n

          The MCIL6F is designed to mate with compatible 6-pin male Micro Circular connectors, including the HYSF MCBH6M male bulkhead connector and MCIL6M male inline connector.<\/p>\n

          Q4: Is the MCIL6F wet-mateable?<\/h4>\n

          Yes. The MCIL6F belongs to the HYSF SUBSEA wet-mateable Micro Circular connector series.<\/p>\n

          Underwater mating and unmating should follow the specified procedures and electrical safety requirements.<\/p>\n

          Q5: What is the standard cable length?<\/h4>\n

          The standard MCIL6F inline connector is normally supplied with a 1-meter cable.<\/p>\n

          Custom cable lengths are available according to project requirements.<\/p>\n

          Q6: What is the current rating of the MCIL6F?<\/h4>\n

          The standard HYSF SUBSEA 6-pin Micro Circular series has a nominal current rating of 5 A per contact.<\/p>\n

          The actual permitted operating current depends on the selected cable, environmental conditions, and approved electrical configuration.<\/p>\n

          Q7: Can MCIL6F be used for underwater communication signals?<\/h4>\n

          Yes. The MCIL6F can be used for suitable communication and low-voltage signal circuits.<\/p>\n

          However, communication systems such as Ethernet require the correct cable construction, pair arrangement, impedance characteristics, and system-level verification.<\/p>\n

          The connector’s six-contact configuration alone does not establish compatibility with a particular communication protocol.<\/p>\n

          Q8: Which dummy plug is compatible with MCIL6F?<\/h4>\n

          The HYSF MCDC6M male underwater dummy plug is designed to protect compatible 6-pin female Micro Circular connector interfaces, including MCIL6F.<\/p>\n

          MCIL6F 6-Pin Female Inline Underwater Connector by HYSF SUBSEA<\/h3>\n

          Les HYSF SUBSEA MCIL6F 6-Pin Female Inline Underwater Connector<\/strong> provides a compact and dependable solution for underwater power and signal connections.<\/p>\n

          With its wet-mateable design, SubConn-compatible interface, six female electrical contacts, and suitability for deepwater applications, the MCIL6F is an excellent choice for ROVs, AUVs, underwater cameras, marine sensors, and oceanographic instrumentation.<\/p>\n

          Whether used in a standard 1-meter cable assembly or a customized subsea connection system, the MCIL6F supports reliable electrical integration in demanding marine environments.<\/p>\n

          HYSF SUBSEA \u2013 Reliable Underwater Connector Solutions for Marine and Subsea Applications.<\/strong><\/p>","protected":false},"excerpt":{"rendered":"

          Les HYSF SUBSEA MCIL6F<\/strong> is a SubConn-compatible 6-pin female inline underwater connector designed for reliable power and signal transmission in demanding marine environments.<\/p>\n

          Featuring a compact wet-mateable Micro Circular interface, gold-plated contacts, and a durable molded body, the MCIL6F supports underwater applications up to 6,000 meters (60 MPa).<\/p>\n

          Compatible with MCBH6M and MCIL6M male connectors, it is ideal for ROVs, AUVs, underwater cameras, subsea sensors, and oceanographic instrumentation.<\/p>\n

          Key Features:<\/strong><\/p>\n

            \n
          • 6-pin female Micro Circular inline connector<\/li>\n
          • SubConn-compatible mating interface<\/li>\n
          • Wet-mateable underwater design<\/li>\n
          • 5 A nominal current rating per contact<\/li>\n
          • Designed for depths up to 6,000 m (60 MPa)<\/li>\n
          • Standard 1-meter cable<\/li>\n
          • Custom cable lengths available<\/li>\n
          • Compatible with MCBH6M and MCIL6M<\/li>\n
          • Suitable for underwater power and signal connections<\/li>\n<\/ul>","protected":false},"featured_media":8595,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[30],"product_cat":[31],"product_tag":[],"class_list":["post-1306","product","type-product","status-publish","has-post-thumbnail","product_brand-hysf","product_cat-miniature-circular-connectors","pa_body-material-neoprene-rubber-standard","pa_connector-type-inline-receptacle","pa_electrical-rating-550v-10a","pa_mounting-thread-7-16-20-unf","pa_number-of-contacts-6-pin","pa_series-miniature-series","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/product\/1306","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/comments?post=1306"}],"version-history":[{"count":3,"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/product\/1306\/revisions"}],"predecessor-version":[{"id":9199,"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/product\/1306\/revisions\/9199"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/media\/8595"}],"wp:attachment":[{"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/media?parent=1306"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/product_brand?post=1306"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/product_cat?post=1306"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hysfsubsea.com\/fr\/wp-json\/wp\/v2\/product_tag?post=1306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}