MCBHRA6F 6-Pin Female Right-Angle Bulkhead Underwater Connector – Miniature Circular L-Type Series

Product Overview

The HYSF SUBSEA MCBHRA6F 6-Pin Female Right-Angle Bulkhead Underwater Connector is a compact subsea electrical connector designed for underwater equipment requiring reliable six-channel connectivity and space-efficient installation.Belonging to the HYSF Miniature Circular Right-Angle Connector Series, the MCBHRA6F features six female electrical contacts and an integrated 90-degree right-angle configuration.Unlike conventional straight bulkhead connectors, its right-angle design directs the internal cable leads sideways from the connector mounting interface. This helps reduce axial installation clearance and simplifies cable routing inside compact underwater housings.The six-pin configuration provides a practical electrical interface for power, signal, control, and instrumentation applications.The connector features a marine-grade stainless steel housing, gold-plated electrical contacts, and subsea sealing construction.Designed for demanding underwater environments, the MCBHRA6F provides IP68 waterproof protection and pressure capability up to 60 MPa (approximately 6,000 meters of seawater depth).The standard bulkhead configuration is supplied with approximately 0.3-meter cable leads, with customized cable lengths and mounting configurations available according to project requirements.The MCBHRA6F is particularly suitable for ROVs, AUVs, underwater cameras, marine sensors, sonar systems, subsea monitoring equipment, and compact underwater electronic modules.

Key Features and Benefits

1. Six-Pin Female Electrical Configuration

The MCBHRA6F features six female electrical contact positions arranged in a compact miniature circular connector interface.Its six-pin configuration provides multiple electrical channels through a single bulkhead connection.Typical applications include:

• ROV power and control connections
• AUV sensor interfaces
• Underwater camera systems
• Marine instrumentation
• Pressure and temperature sensors
• Sonar and hydrophone systems
• Subsea data acquisition
• Multi-channel control systems
• Underwater monitoring equipment

The female socket contacts are designed to mate with compatible six-pin male connectors.The six contacts provide flexibility for allocating power, signal, and control circuits according to the approved wiring diagram.

2. Integrated 90-Degree Right-Angle Design

One of the main advantages of the MCBHRA6F is its integrated 90-degree right-angle configuration.The design directs the internal cable leads sideways instead of extending straight behind the bulkhead mounting interface.This is particularly useful when conventional straight bulkhead connectors require excessive internal installation clearance.Key advantages include:

• Reduced axial installation clearance
• Improved internal cable routing
• Better integration in compact pressure housings
• Reduced interference with nearby components
• More organized cable management
• Greater flexibility in equipment layout

The right-angle configuration is especially beneficial for compact ROV frames, AUV pressure housings, underwater camera modules, and multi-port subsea junction boxes.

3. Six-Channel Electrical Connectivity

Six electrical contacts provide a practical connection interface for multiple power, signal, and control circuits.Depending on the approved electrical configuration, the contacts can be allocated to:

• Power supply
• Electrical return
• Sensor signals
• Control circuits
• Auxiliary power
• Instrumentation
• Communication channels

The six-pin configuration helps consolidate multiple electrical connections into one compact bulkhead interface.For communication applications, cable construction, shielding, impedance, and signal integrity should be verified against the intended transmission requirements.

4. Marine-Grade Stainless Steel Housing

The MCBHRA6F features a stainless steel housing designed for demanding marine environments.The stainless steel construction provides corrosion resistance and mechanical strength for underwater equipment installations.Key benefits include:

• Marine-environment suitability
• Mechanical durability
• Stable bulkhead installation
• Corrosion resistance
• Reliable structural support
• Compatibility with compact subsea equipment

The housing material and surrounding equipment material should be considered together to minimize galvanic corrosion risks in seawater installations.

5. Gold-Plated Electrical Contacts

The MCBHRA6F features gold-plated electrical contacts designed for reliable electrical mating in underwater applications.Gold plating provides a conductive contact surface and helps reduce oxidation at the electrical interface.The female socket contacts are designed to receive corresponding male contact pins while maintaining suitable electrical contact.The mating surfaces should be inspected before installation and kept clean to prevent contamination from affecting contact performance.Correct alignment during mating is important to protect the electrical contacts and maintain reliable connections.

6. Reliable Subsea Sealing Construction

The MCBHRA6F incorporates a sealing arrangement designed for demanding underwater applications.Its precision connector construction supports reliable sealing at the bulkhead mounting interface and mating connection.Proper installation and mating are essential to maintain the intended sealing performance.The sealing surfaces should be inspected before installation and kept free from dirt, debris, and mechanical damage.For deep-water applications, the complete installed and mated assembly should be verified against the specified hydrostatic pressure requirements.

7. IP68 Waterproof Protection

The MCBHRA6F features IP68 waterproof protection for demanding underwater applications.Its precision housing, sealing arrangement, and electrical contact assembly are designed for subsea installation.For critical underwater systems, the complete connector and equipment assembly should be qualified according to the intended operating depth and installation conditions.

8. Deep-Sea Pressure Capability up to 6,000 Meters

The MCBHRA6F is designed for underwater applications at pressures of up to 60 MPa, corresponding to approximately 6,000 meters of seawater depth.This makes it suitable for consideration in demanding deep-sea electrical systems.Potential applications include:

• Deep-water ROV systems
• Autonomous underwater vehicles
• Oceanographic research instruments
• Subsea monitoring systems
• Marine scientific equipment
• Underwater imaging systems
• Offshore inspection equipment
• Deep-sea sensor networks

The actual operating depth depends on the complete connector assembly, mating component, cable construction, sealing arrangement, mounting surface, and installation conditions.For critical applications, the complete installed assembly should be verified through appropriate hydrostatic pressure testing and engineering qualification.

9. Compact Bulkhead Installation

The MCBHRA6F is designed for bulkhead installation through an underwater equipment housing.Its right-angle configuration helps reduce internal axial clearance requirements and allows the cable leads to run sideways along the equipment housing.The miniature circular design makes it suitable for compact ROV and AUV pressure housings, multi-port equipment panels, and subsea junction boxes.The standard mounting thread for the Miniature Right-Angle Bulkhead Series is 7/16-20 UNF.Always confirm the mounting dimensions and required installation clearance against the approved engineering drawing.

10. PTFE Cable Lead Configuration

The MCBHRA6F is supplied with six electrical cable leads in its standard bulkhead configuration.The standard bulkhead lead length is approximately 0.3 meter.PTFE-insulated conductors provide electrical insulation and thermal stability for demanding equipment applications.Customized cable configurations can be evaluated according to project requirements.Available customization options include:

• Alternative cable lengths
• Customized cable specifications
• Different conductor arrangements
• Customized wire identification
• Cable jacket options
• Electrical configuration adjustments
• Specialized cable termination requirements

11. Designed for Compact Subsea Equipment

The MCBHRA6F is particularly useful in applications where conventional straight bulkhead connectors are difficult to install.Its 90-degree configuration helps direct internal cable leads away from nearby mechanical components and can improve the overall layout of compact equipment.Potential integration environments include:

• Micro-ROV electronics housings
• AUV sensor modules
• Compact subsea junction boxes
• Underwater camera assemblies
• Multi-port pressure housings
• Marine instrumentation packages
• Compact underwater robotic tools
• Subsea monitoring systems

The right-angle design helps simplify internal cable routing in installations where available space is limited.

12. Customization for OEM and Subsea Projects

Different underwater equipment manufacturers have different requirements for mounting dimensions, electrical wiring, and mechanical integration.HYSF SUBSEA supports customized connector configurations according to project specifications.Customization can include:

• Cable lead length
• Mounting thread specifications
• Housing materials
• Electrical configuration
• Contact assignment
• Wiring identification
• Cable specifications
• Specialized installation requirements

This flexibility makes the MCBHRA6F suitable for OEM equipment manufacturers, ROV developers, AUV manufacturers, marine research organizations, and subsea engineering companies.

MCBHRA6F Technical Specifications

Parameter	Specification
Brand	HYSF SUBSEA
Model	MCBHRA6F
SKU	HYSF-MCBHRA-6F
Product Type	6-Pin Female Right-Angle Bulkhead Connector
Connector Series	Miniature Circular L-Type
Number of Contacts	6 Pins
Contact Gender	Female
Installation Type	Bulkhead / Panel Mount
Cable Exit	90° Right-Angle
Housing Material	316L Stainless Steel
Contact Material	Gold-Plated Brass
Standard Bulkhead Lead Length	Approximately 0.3 m
Mounting Thread	7/16-20 UNF
Rated Current	10 A per Pin*
Rated Voltage	550 V AC/DC
Waterproof Rating	IP68
Pressure Rating	Up to 60 MPa
Approximate Working Depth	Up to 6,000 Meters
Operating Temperature	-60°C to +80°C
Warranty	12 Months

The 10 A per-pin figure is the Miniature Series reference rating. Confirm the applicable continuous current for the actual six-pin configuration and cable assembly before deployment.Engineering Note: Confirm the actual mounting dimensions, sealing arrangement, lead length, pin assignments, electrical ratings, and pressure qualification against the approved MCBHRA6F technical drawing before production or deployment.

Six-Pin Wiring and Conductor Identification

The MCBHRA6F features six individual female electrical contact positions.The exact conductor colors and pin assignments should follow the approved MCBHRA6F production wiring diagram.Before cable assembly or equipment integration, engineers should verify:

1. The six contact positions.
2. The female connector mating-face orientation.
3. The corresponding conductor identification.
4. The pin-to-wire assignment.
5. The power, signal, and ground allocation.
6. Electrical continuity.
7. Insulation between individual contacts.

Customized wiring arrangements are available according to project requirements.Important: Do not assume that the standard MCBH6F straight-bulkhead connector wire colors automatically apply to MCBHRA6F. Always use the approved pin assignment drawing for production and installation.

Compatible Connectors and Accessories

MCBHRA6M – 6-Pin Male Right-Angle Bulkhead Connector

The MCBHRA6M is the corresponding male right-angle bulkhead connector in the HYSF Miniature Circular family.It provides a six-contact male bulkhead interface for compatible underwater equipment installations.The male and female right-angle bulkhead configurations can be selected according to the required equipment-side connection arrangement.

MCIL6M – 6-Pin Male Inline Underwater Connector

The MCIL6M is a six-pin male inline cable connector.It can be considered for compatible connections with the MCBHRA6F, subject to verification of the exact mating interface and mechanical dimensions.

MCIL6F – 6-Pin Female Inline Underwater Connector

The MCIL6F is a six-pin female inline cable connector for compatible underwater cable assemblies.It can be considered for applications requiring a female cable-mounted connection.

MCBH6M – 6-Pin Male Straight Bulkhead Connector

The MCBH6M is a conventional straight male bulkhead connector for compatible six-pin underwater connections.It can be considered for installations where the right-angle configuration is not required.

MCDC6M – 6-Pin Male Protective Dummy Plug

The MCDC6M is a male protective dummy connector designed for compatible six-pin female interfaces.It helps protect the exposed mating interface when the MCBHRA6F is not connected to its operational male connector.

Typical Applications of MCBHRA6F

1. Remotely Operated Vehicles (ROVs)

ROVs require multiple underwater electrical interfaces for cameras, sensors, manipulators, navigation systems, and communication equipment.The MCBHRA6F provides a six-pin female bulkhead interface with a right-angle configuration, helping simplify internal cable routing in compact vehicle housings.

2. Autonomous Underwater Vehicles (AUVs)

AUVs frequently incorporate multiple instruments, sensors, and electronic modules.The MCBHRA6F can be considered for suitable electrical interfaces where multi-channel connectivity and limited installation clearance are important.

3. Underwater Cameras and Imaging Systems

Underwater imaging systems may require multiple electrical circuits for power, control, lighting, and auxiliary functions.The six-pin configuration provides flexibility for appropriately designed camera and imaging assemblies.

4. Marine Sensors and Instrumentation

Marine monitoring equipment often combines multiple sensors and measurement circuits.The MCBHRA6F provides a compact six-pin bulkhead connection for suitable marine instrumentation and underwater data acquisition systems.

5. Sonar and Hydrophone Systems

Underwater acoustic systems frequently require multiple electrical channels for sensor connections and instrumentation.The MCBHRA6F can be considered for suitable sonar, hydrophone, and marine acoustic measurement assemblies.

6. Subsea Junction Boxes

Subsea junction boxes require reliable electrical interfaces for connecting cables, sensors, and communication equipment.The right-angle configuration helps improve internal cable routing and reduce interference with nearby components.

7. Offshore Energy and Subsea Control

Offshore equipment may require electrical connections for monitoring, instrumentation, and control systems.The MCBHRA6F provides a compact connector option for qualified subsea electrical assemblies.

8. Oceanographic Research Equipment

Scientific research equipment often operates in confined pressure housings with multiple sensor connections.The right-angle bulkhead configuration can help simplify internal cable routing around compact underwater instrument packages.

Installation Guidelines

Step 1: Verify Mounting Compatibility

Confirm that the equipment panel or pressure housing is designed for the MCBHRA6F mounting configuration.Verify the 7/16-20 UNF mounting thread and required installation dimensions against the approved drawing.

Step 2: Prepare the Mounting Surface

Ensure that the mounting surface is clean, flat, and free from burrs or damage.The sealing surface should meet the required engineering specifications.

Step 3: Inspect the Sealing Components

Check the sealing surfaces and O-rings for contamination, cuts, deformation, or other visible damage.

Step 4: Install the Bulkhead Connector

Position the MCBHRA6F according to the approved mounting orientation.Use the specified mounting hardware and installation procedure.

Step 5: Route the Internal Leads

Position the right-angle cable exit according to the intended cable routing direction.Ensure that the leads do not experience excessive bending or mechanical strain.

Step 6: Verify the Wiring

Confirm all six conductor assignments using the approved wiring diagram.

Step 7: Connect the Mating Connector

Align the compatible male connector with the MCBHRA6F female contact interface.Avoid forcing the connector into an incorrect position.

Step 8: Perform Electrical and Pressure Checks

Verify electrical continuity, insulation resistance, and the complete assembly’s pressure qualification according to the application requirements.

Quality Control and Testing

Depending on the ordered configuration and project requirements, HYSF SUBSEA quality-control procedures may include:

• Visual inspection
• Dimensional verification
• Contact inspection
• Electrical continuity testing
• Insulation resistance measurement
• Contact resistance measurement
• Cable identification checks
• Mating compatibility verification
• Mechanical inspection
• Hydrostatic pressure testing
• Dielectric withstand testing where applicable

The applicable test procedures and acceptance criteria should be established according to the approved connector configuration and intended operating environment.

Frequently Asked Questions

Q1: What is the MCBHRA6F underwater connector?

The MCBHRA6F is a six-pin female right-angle bulkhead underwater electrical connector from the HYSF Miniature Circular L-Type Series.

Q2: What is the main advantage of the right-angle design?

Its 90-degree configuration directs the internal cable leads sideways from the bulkhead mounting interface, helping reduce axial installation clearance requirements.

Q3: How many electrical contacts does MCBHRA6F have?

The MCBHRA6F features six female electrical contacts.

Q4: What is the waterproof rating?

The connector features an IP68 waterproof design.

Q5: What is the maximum working depth?

The MCBHRA6F is designed for pressure applications up to 60 MPa, corresponding to approximately 6,000 meters of seawater depth.

Q6: What is the mounting thread?

The standard mounting thread for the Miniature Right-Angle Bulkhead Series is 7/16-20 UNF.

Q7: What is the standard bulkhead lead length?

The standard bulkhead lead length is approximately 0.3 meter.

Q8: What materials are used?

The connector uses a marine-grade stainless steel housing and gold-plated electrical contacts.

Q9: What is the rated current?

The Miniature Series reference rating is 10 A per contact. The applicable continuous current should be confirmed against the approved six-pin connector specification.

Q10: What is the rated voltage?

The HYSF Miniature Series reference voltage rating is 550 V AC/DC.

Q11: Which connector mates with MCBHRA6F?

The MCBHRA6M is the corresponding male right-angle bulkhead connector. Compatible six-pin male inline interfaces can also be considered after mechanical verification.

Q12: Can the bulkhead lead length be customized?

Yes. Customized lead lengths and cable configurations are available according to project requirements.

Q13: Is MCBHRA6F suitable for ROV applications?

Yes. Its six-pin configuration and compact right-angle design make it suitable for appropriately designed ROV power, control, and sensor interfaces.

Q14: Is MCBHRA6F compatible with SubConn?

The MCBHRA6F belongs to the HYSF Miniature Circular family and is designed for corresponding compatible interfaces. Exact mechanical dimensions, contact arrangement, and electrical compatibility should be verified before replacement or integration.

Q15: What is the warranty period?

The standard HYSF SUBSEA product warranty is 12 months, subject to the applicable warranty terms.

Why Choose HYSF SUBSEA MCBHRA6F?

The HYSF SUBSEA MCBHRA6F 6-Pin Female Right-Angle Bulkhead Underwater Connector provides a compact electrical connection solution for demanding subsea applications.Its principal advantages include:

• Six-pin female bulkhead configuration
• Integrated 90-degree right-angle design
• Compact miniature circular construction
• Marine-grade stainless steel housing
• Gold-plated electrical contacts
• Subsea sealing construction
• 7/16-20 UNF mounting thread
• Standard 0.3-meter bulkhead leads
• Customized cable configurations
• IP68 waterproof construction
• 60 MPa pressure capability
• Design depth capability up to 6,000 meters
• 12-month product warranty

For ROV manufacturers, AUV developers, marine research organizations, and underwater equipment manufacturers, the MCBHRA6F provides a practical solution for integrating six electrical circuits into compact subsea housings.Its right-angle configuration is particularly beneficial for applications where internal installation clearance is limited and cable routing must be carefully controlled.The combination of compact construction, gold-plated contacts, subsea sealing, and high-pressure capability makes the MCBHRA6F a versatile bulkhead connector option for appropriately designed underwater electrical assemblies.