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Dimensions in mm (1 mm = 0.03937 inch)
Threads in inches (1 inch = 25.4 mm)
| Male View | Electrical Parameter | Cable Wiring Sequence | Notes |
|---|---|---|---|
| [4-Pin High-Current Image] | Number of Pins: 4-Pin Rated Current: 150A/180A | 1-1 2-2 3-3 4-4 | Installation Requirements: Drawing dimension unit: mm. Base mounting radius: 55 mm. Surface roughness: Ra1.6. Mounting hole: Φ64-0.02. Thickness and length: ≥ 25 mm. |
The 150A/180A High-Current 4-Core Watertight Connectors series by HYSF Subsea (Xiamen Chuida Technology Co., Ltd.) represents our flagship heavy-duty interconnect system engineered for severe electrical loads and multi-channel power distribution in the most demanding underwater environments[cite: 1]. Purpose-built to deliver stable, safe, and continuous energy transmission, this series is optimized for long-term deep-sea deployments where massive multi-phase current demands are combined with brutal hydrostatic pressures[cite: 1]. Developed through advanced independent technical R&D, our heavy-duty industrial connectivity architecture provides a premium domestic substitution for imported core marine parts, successfully breaking international brand monopolies across high-end maritime industries[cite: 1].
Every connector configuration in this series features rugged copper contacts with heavy gold plating, integrally molded through an advanced unibody High-Temperature Vulcanization (HTV) process into oilfield-hardened neoprene rubber bodies[cite: 1]. This robust structural configuration guarantees optimal electrical conductivity, superior sealing margins, and exceptional mechanical insulation under continuous high-amperage operations[cite: 1]. To support seamless integration across heavy subsea enclosures, deep-water power cells, and high-output propulsion frames, the series offers complete physical system sets, including:
The 150A/180A High-Current 4-Core Subsea Rubber Series is uniquely tailored to resolve extreme electrical load demands under high-vibration, deep-water hydrostatic loads, high-salinity corrosive salt sprays, and intense underwater working conditions[cite: 1]. Critical deployment sectors include:
Acts as the primary main power distribution interface for heavy-duty, work-class Remotely Operated Vehicles (ROVs), Autonomous Underwater Vehicles (AUVs), and manned submersibles[cite: 1]. It safely routes main high-voltage multi-phase power loops from surface umbilicals directly into internal distribution pods or to heavy robotic manipulators without current drop or overheating risks[cite: 1].
Serves as the mission-critical connection backbone for underwater propulsion motors, deep-sea thruster blocks, and localized high-torque hydraulic power packs[cite: 1]. The ultra-low contact resistance ensures steady electrical efficiency, allowing heavy marine robotic systems to maintain stable thrust dynamics under volatile ocean current displacements[cite: 1].
Extensively deployed across offshore oil and gas drilling equipment, subsea trenching tools, marine scientific research hardware, and seabed mining crawlers[cite: 1]. The tough neoprene rubber body and robust metal structures resist severe mechanical shocks, industrial vibrations, and high tensile forces common during deep-water resource extraction[cite: 1].
Utilized to handle centralized high-power routing loops inside main subsea junction boxes, offshore wind farm sub-stations, and marine tidal energy converters[cite: 1]. The unibody vulcanized construction stands up to long-term biofouling, protecting central power lines across multi-year maritime deployment cycles[cite: 1].
A: Yes, absolutely. Every component is specifically engineered for continuous high-load operations[cite: 1]. By using premium gold-plated copper contacts and high-temperature silver-plated internal terminal pins, our layout keeps contact resistance below 0.01Ω[cite: 1]. This minimized electrical resistance drastically cuts down thermal buildup, while the surrounding cold seawater works as a natural heat sink, ensuring safe, stable power transmission at a continuous 150A or 180A rating[cite: 1].
A: Quality control is our core foundation, ensuring a proven 99.98% product reliability rate across naval defense contractors and major marine research institutes[cite: 1]. Every single production batch undergoes strict, standardized factory verification through our comprehensive testing system[cite: 1]:
A: Yes, this series features reliable wet-mateable technology[cite: 1]. The precision-engineered neoprene rubber body features tight-tolerance sealing lips that physically wipe away seawater or freshwater from the contacts during the coupling process[cite: 1]. This safely isolates the electrical path and prevents short circuits, maintaining an insulation threshold exceeding 200MΩ even when operators connect or disconnect lines under full submersion[cite: 1].
A: Our standard configurations feature premium high-temperature vulcanized neoprene rubber molded over 316L Stainless Steel, which provides excellent overall mechanical strength and standard rust resistance[cite: 1]. For specialized engineering projects, we provide high-precision custom machining upgrades in Titanium Alloy (ideal for strict weight-saving limitations and ultra-deep submersibles) and Naval Brass / Marine Bronze (highly recommended for shallow-water aquaculture due to natural anti-biofouling properties)[cite: 1].
A: HYSF operates under a strictly standardized quality architecture as a certified Technology Enterprise holding over ten core utility model patents[cite: 1]. Our facilities are fully audited and certified under the ISO 9001 Quality Management System[cite: 1]. Furthermore, our manufacturing workflows, precision production, and raw material tracking records adhere directly to the strict GJB 9001C-2017 National Quality Standard, delivering mission-critical durability across national marine research institutes, defense contractors, top shipyards, and major research bodies like the Chinese Academy of Sciences (CAS)[cite: 1].
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A showcase of our successful collaborations with global marine robotics, energy, and research partners. Every project reflects our commitment to zero-leak integrity and operational reliability.
Whether you need a quick quote for standard connectors or a complex custom cable assembly, our engineering team is ready to assist. Expect a technical response within 12 hours.
