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32 Pin Circular Underwater Connector -- Waterproof High Pressure Marine Male Female Bulkhead | IP68 | 7000m

Published on:2026-05-24 Click:23

32 Pin Circular Underwater Connector -- Waterproof High Pressure Marine Male Female Bulkhead | IP68 | 7000m

Shanghai Kabel Intelligence Technology Co., Ltd 32-pin high-density circular underwater connector. IP68, high-pressure marine rated, 7000m depth. Male and female bulkhead options. For complex multi-channel subsea systems.

Product introduction

32-Pin Circular Waterproof Underwater Connector -- High-Density Marine and Subsea

Shanghai Kabel Intelligence Technology Co., Ltd 32-contact circular underwater connector is the highest-density standard configuration in our Circular Series -- 32 contacts in a single wet-mateable circular body, rated to 7,000 m depth and IP68 sealed. This connector serves as a single-penetration solution for the most signal-intensive ROV, AUV, and offshore instrument systems, eliminating multiple smaller connectors and reducing pressure housing complexity.

Specifications

Parameter Value
Contact count 32
Available models Bulkhead male / Bulkhead female / In-Line male / In-Line female
Depth rating 7,000 m (700 bar)
IP rating IP68
Voltage 600 V AC/DC
Current per contact 5 A (derated at 32-contact density)
Shell Hard-anodized aluminium (standard) / Titanium Grade 5 (option)
Insulator PEEK
Contacts Gold-plated copper alloy
Sealing Dual O-ring per contact + face seal
Hydrostatic test 600 psig, certificate issued per batch
Mating cycles 300+

Recommended Wiring Strategy (32-pin)

  • Power group (6-8 contacts): Main 24/48 V DC supply and multiple auxiliary voltage rails at 5 A per contact
  • Serial data group (4-8 contacts): Multiple RS-232, RS-485, or CAN bus channels
  • Ethernet group (8 contacts): Two independent 100BASE-T Ethernet links (4 contacts each)
  • Analog/sensor group (6-10 contacts): Analog sensor inputs, trigger lines, and spare signal contacts
  • Earth/shield (2 contacts): Cable shield drain and housing earth

Applications

  • Work-class ROV main tether termination (all vehicle signals in one penetration)
  • Subsea control module (SCM) comprehensive interface connector
  • AUV vehicle-level backplane connector for full mission system integration
  • Subsea observatory node primary junction connector
  • Offshore FPSO subsea tree interface umbilical termination

Email: sales@rovcable.com | www.rovconnector.com

Frequently Asked Questions

Is 5 A per contact sufficient for a 32-pin connector?

At 32-contact density in a single circular shell, thermal derating to 5 A ensures the connector operates within its thermal envelope at full simultaneous load. For circuits requiring higher current, dedicate a separate 2-pin or 4-pin high-current Circular connector in parallel for those power feeds.

What is the mating torque for a 32-pin Circular connector?

The threaded coupling ring engages finger-tight plus approximately 1/4 turn to seat the locking feature. A specific torque value (typically 1.5-3 Nm depending on lubrication and O-ring condition) is specified on the connector datasheet, available on request with your order.


Applications

  • ROV power and signal distribution systems requiring mixed-contact configurations
  • Subsea control systems, offshore platform equipment and underwater instrumentation
  • Marine renewable energy, oceanographic research and environmental monitoring
  • Naval defense systems, sonar arrays and underwater communication networks
  • Diving systems, underwater tools and remotely operated equipment connectivity

Customization Options

  • Customised harness cables with direct moulding to selected polyurethane cables
  • Customer-specified cable types, wire lead lengths and bulkhead thread dimensions
  • Pressure-proof dummy connectors, locking sleeves and additional accessories
  • Certified pressure testing to specific ocean depths with full documentation
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