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RMK5F RMK5M 5-Pin Underwater Connector -- RMK Series Subsea Cable Connector

Published on:2026-05-24 Click:21

RMK5F RMK5M 5-Pin Underwater Connector -- RMK Series Subsea Cable Connector

RMK5F RMK5M 5-pin subsea underwater connector for ROV and AUV cable assemblies. IP68, stainless steel. Contact sales@rovcable.com.

Product introduction

RMK5F / RMK5M 5-Pin Subsea Underwater Connector

The RMK5M (male) and RMK5F (female) are 5-pin subsea underwater connectors from Shanghai Kabel Intelligence Technology Co., Ltd's RMK Series. Providing 5 independent circuits in an IP68-rated stainless steel body, the RMK5 series is designed for ROV and AUV cable assemblies requiring additional circuits beyond the 4-pin RMG4 -- typically used for 3-phase power + 2 control signals, or 5-channel sensor arrays.

Key Specifications

Parameter Value
Models RMK5M (Male) / RMK5F (Female)
Pin Count 5
IP Rating IP68
Contact Material Gold-plated Beryllium Copper
Housing Material 316L Stainless Steel
Current Rating Up to 20 A per contact
Voltage Rating Up to 600 V DC/AC
Sealing Double O-ring + polyurethane boot
Operating Depth 300 m standard; custom available
Locking Bayonet
Mating Cycles ≥500

Applications

  • ROV thruster: 3-phase motor + 2 control signals
  • 5-channel subsea sensor array connections
  • AUV 5-circuit power and data distribution
  • Subsea manipulator arm 5-circuit control
  • Underwater sonar 5-element transducer connections

Order RMK5M/RMK5F pairs or cable assemblies: sales@rovcable.com

Frequently Asked Questions

What is the difference between RMG and RMK series?

The RMG series covers 2, 3, and 4-pin configurations. The RMK series extends to 5-pin (and higher) configurations where additional circuits are needed. Both series share compatible locking mechanisms and sealing standards.

Can the RMK5 be combined with cable assemblies from other series?

No -- RMK5M and RMK5F connectors are only compatible with each other. They cannot be mated with RMG series connectors. Ensure both ends of a cable assembly use matching RMK5 connectors.

What depth rating is available beyond 300 m?

Custom pressure-rated versions of the RMK5 are available up to 3000 m, with titanium housing and additional sealing layers. Hydrostatic test certification is provided with each deep-rated unit.

RMG and RMK series is designed to connect underwater systems and Instrumentation. 

We always have RMG-2mp, RMG-2fs,RMG-3mp, RMG-3fs,RMG-4mp, RMG-4fs,RMK-5mp, RMK-5fs and related locking sleeves at the stock.




Application

RMG and RMK series are used for the Helmets and diver umbilical. Underwater Cameras, Lighting systems and Instrumentation.

 

Specifications

  • Material: Molded Rubber
  • Contacts: Gold Plated Brass
  • Voltage Rating: 600 VDC
  • Pressure Rating: up to 20,000 PSI






Applications

  • RMG-RMK compatible subsea connector systems requiring proven industry interchangeability
  • ROV tooling and manipulator connector interfaces for subsea intervention
  • Subsea distribution systems requiring standardized RMG-pattern connectors
  • Offshore ROV systems needing robust and proven wet-mate connection solutions
  • Replacement and upgrade of existing RMG-based subsea connector installations

Customization Options

  • Custom cable assemblies moulded directly to RMG-RMK connector terminations
  • Alternative shell materials and plating options for enhanced corrosion resistance
  • Customer-specified pin configurations and contact arrangements available
  • Certified pressure testing to specification with interchangeability verification
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