MCBH4M | 4-Contact Micro Circular Male Bulkhead Connector | IP68 | 7,000 m | SubConn Compatible
Keywords： MCBH4M, micro circular male bulkhead connector, 4 pin subsea connector, underwater bulkhead connector, SubConn compatible, IP68, ROV connector
- IP68 waterproof
- Up to 7000m
- In-line, 1Pin, Male
- RV POWER GROUP
- [email protected]
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MCBH4M -- 4-Contact Micro Circular Male Bulkhead Connector
The MCBH4M is a 4-pin micro circular bulkhead underwater connector manufactured by RV POWER GROUP to be fully interoperable with the SubConn® MCBH platform. Rated to 7,000 m depth with IP68 sealing, it is designed for permanent panel or bulkhead installation in ROVs, AUVs, subsea instrumentation, oceanographic sensors, and offshore energy systems.
Key Specifications
- Model: MCBH4M
- Contacts: 4-contact (Male / pin)
- Mounting: Bulkhead (panel-mount)
- Depth rating: 7,000 m (22,966 ft)
- IP rating: IP68 (continuous submersion)
- Voltage: 600 V AC/DC
- Shell material: Anodized aluminium or titanium (optional)
- Contact material: Gold-plated copper alloy
- Insulator: PEEK (polyether ether ketone)
- Sealing: Dual O-ring per contact plus face seal
- Mating connector: MCBH4F (in-line female)
- Compatibility: SubConn® MCBH4M series drop-in replacement
Product Features
- Wet-mateable: Can be connected and disconnected underwater without special tools
- Individual contact seals: Each pin contact carries its own dual O-ring seal, isolating any failure to a single circuit
- Compact micro-circular form factor: Industry-standard MCBH footprint allows direct retrofit onto existing equipment
- Corrosion resistance: Anodized aluminium shell withstands prolonged seawater immersion; titanium available for cathodic compatibility
- High mating cycles: Rated for 500+ in-service mating/unmating cycles
- Temperature range: -20 degC to +85 degC
- Hydrostatic test: 600 psig (41 bar) factory tested
Applications
- ROV and AUV umbilical terminations
- Subsea camera housings and lighting systems
- Oceanographic sensor arrays and CTD instruments
- Offshore oil & gas subsea control modules
- Tidal and wave energy converters
- Underwater acoustic modems and positioning systems
- Marine research vehicles and deep-sea landers
- Commercial diving communication panels
Why Choose RV POWER GROUP MCBH4M?
With over 20 years of subsea connector manufacturing experience, RV POWER GROUP produces the MCBH4M to the same dimensional and performance envelope as SubConn® MCBH4M -- ensuring plug-and-play compatibility without tooling changes. Each connector is factory pressure-tested to 600 psig and supplied with a signed test certificate. Lead time is typically 5-7 business days for standard configurations, with custom cable assemblies available.
Ordering and Compatibility
The MCBH4M mates directly with the MCBH4F in-line connector. Contact [email protected] for pricing, technical consultation, or custom configurations.
Related Products
- MCBH4M -- 4-contact male bulkhead version
- MCIL4F / MCIL4M -- 4-contact in-line female/male versions
- MCDC4F -- 4-contact dummy blanking plug