MCBHRA3F 3-Pin Female Right-Angle Bulkhead Underwater Connector – Miniature Circular L-Type Series
Product Overview
The
HYSF SUBSEA MCBHRA3F 3-Pin Female Right-Angle Bulkhead Underwater Connector is a compact subsea electrical connector designed for underwater equipment requiring reliable three-channel connectivity and space-efficient installation.Belonging to the HYSF Miniature Circular Right-Angle Connector Series, the MCBHRA3F features three 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 three-pin configuration provides a practical electrical interface for power, signal, and control applications.The MCBHRA3F is particularly suitable for ROVs, AUVs, underwater cameras, marine sensors, pressure housings, subsea monitoring equipment, and compact underwater electronic modules.Customized cable lengths, mounting configurations, materials, and wiring arrangements can be evaluated according to project requirements.
Key Features and Benefits
1. Three-Pin Female Electrical Configuration
The MCBHRA3F features three female electrical contact positions arranged in a compact miniature circular connector interface.Its three-pin configuration provides a practical connection interface for applications requiring three independent electrical contacts.Typical applications include:
- ROV power connections
- AUV sensor interfaces
- Underwater camera systems
- Marine instrumentation
- Pressure and temperature sensors
- Underwater lighting equipment
- Control and monitoring systems
- Subsea data acquisition
- Marine electronic modules
The female socket contacts are designed to mate with compatible three-pin male connectors.
2. Integrated 90-Degree Right-Angle Design
One of the main advantages of the MCBHRA3F 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. Three-Channel Electrical Connectivity
Three electrical contacts provide a practical connection interface for power, signal, and control circuits.Depending on the approved electrical configuration, the contacts can be allocated to:
- Power supply
- Electrical return
- Signal transmission
- Control circuits
- Sensor connections
- Auxiliary electrical functions
The three-pin configuration helps consolidate electrical connections into one compact bulkhead interface.
4. Gold-Plated Electrical Contacts
The MCBHRA3F features precision electrical contacts with gold-plated contact surfaces.Gold plating provides a conductive contact surface and helps reduce oxidation at the electrical interface.The three 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.
5. Marine-Grade Construction
The MCBHRA3F features marine-grade construction designed for demanding underwater equipment installations.Material selection can be customized according to seawater exposure, corrosion resistance, mechanical loading, and equipment integration requirements.Available housing material options across the HYSF connector range include:
- 316L stainless steel
- Marine-grade brass
- Titanium alloy
- Aluminum alloy
The actual material availability for MCBHRA3F should be confirmed according to the ordered configuration.
6. Subsea Sealing Construction
The MCBHRA3F incorporates a sealing arrangement designed for demanding underwater applications.Its precision connector construction helps protect the electrical interface and equipment housing against water ingress when correctly installed and mated.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.
7. Deep-Sea Pressure Capability
The HYSF Miniature Circular connector family supports pressure configurations up to
60 MPa, corresponding to approximately 6,000 meters of seawater depth.This makes the series 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.
8. Compact Bulkhead Installation
The MCBHRA3F is designed for bulkhead installation through an underwater equipment housing.Its right-angle configuration helps reduce internal axial clearance requirements and simplifies cable routing inside compact pressure housings.The mounting thread and installation dimensions should be selected according to the approved MCBHRA3F engineering drawing.This mounting arrangement makes the connector suitable for compact ROV and AUV pressure housings, multi-port equipment panels, and subsea junction boxes.
9. Standard Bulkhead Cable Leads
The MCBHRA3F is available with internal cable leads in its standard bulkhead configuration.The standard bulkhead lead length is approximately 0.3 meter, subject to confirmation against the ordered configuration.The leads provide an electrical connection between the external subsea connector interface and internal equipment electronics.Customized cable lengths and conductor arrangements can be evaluated according to project requirements.Available customization options include:
- Alternative cable lengths
- Customized cable specifications
- Different conductor arrangements
- Customized wire identification
- Alternative conductor sizes
- Specialized cable termination requirements
- Customized wiring assignments
The exact conductor colors and pin assignments should follow the approved MCBHRA3F production wiring diagram.
10. Designed for Space-Constrained Subsea Equipment
The MCBHRA3F 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.
11. 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 MCBHRA3F suitable for OEM equipment manufacturers, ROV developers, AUV manufacturers, marine research organizations, and subsea engineering companies.
MCBHRA3F Technical Specifications
| Parameter | Specification |
|---|
| Brand | HYSF SUBSEA |
| Model | MCBHRA3F |
| SKU | HYSF-MCBHRA-3F |
| Product Type | 3-Pin Female Right-Angle Bulkhead Connector |
| Connector Series | Miniature Circular L-Type |
| Number of Contacts | 3 Pins |
| Contact Gender | Female |
| Installation Type | Bulkhead / Panel Mount |
| Cable Exit | 90° Right-Angle |
| Housing Material | Marine-Grade Metal |
| Contact Material | Gold-Plated Electrical Contacts |
| Mounting Thread | Confirm against approved drawing |
| Standard Bulkhead Lead Length | Approximately 0.3 m |
| Rated Current | Confirm against approved 3-pin specification |
| Rated Voltage | Confirm against approved 3-pin specification |
| Waterproof Rating | IP68 |
| Pressure Rating | Up to 60 MPa (Series Capability) |
| Approximate Working Depth | Up to 6,000 Meters (Series Capability) |
| Operating Temperature | Confirm against approved model specification |
| Warranty | 12 Months |
Engineering Note: The pressure capability represents the HYSF series design capability. Confirm the exact MCBHRA3F dimensions, materials, mounting thread, cable arrangement, electrical ratings, and pressure qualification against the approved engineering drawing before production or deployment.
Three-Pin Wiring and Contact Identification
The MCBHRA3F features three individual female electrical contact positions.The exact conductor colors and pin assignments should follow the approved MCBHRA3F production wiring diagram.Before cable assembly or equipment integration, engineers should verify:
- The three contact positions.
- The female connector mating-face orientation.
- The corresponding conductor identification.
- The pin-to-wire assignment.
- The power, signal, and ground allocation.
- Electrical continuity.
- Insulation between individual contacts.
Customized wiring arrangements are available according to project requirements.
Important: Always use the approved MCBHRA3F production wiring diagram for final assembly and installation.
Compatible Connectors and Accessories
MCBHRA3M – 3-Pin Male Right-Angle Bulkhead Connector
The
MCBHRA3M is the corresponding male right-angle bulkhead connector in the HYSF Miniature Circular family.It features three male electrical contacts and a 90-degree configuration for compatible underwater equipment installations.
MCIL3M – 3-Pin Male Inline Underwater Connector
The MCIL3M is a three-pin male inline cable connector.It can be considered for compatible cable-to-bulkhead connections with the MCBHRA3F, subject to verification of the exact mating interface and contact arrangement.
MCIL3F – 3-Pin Female Inline Underwater Connector
The MCIL3F is a three-pin female inline cable connector for compatible underwater cable assemblies.It can be considered for applications requiring a female cable-mounted connection.
MCBH3M – 3-Pin Male Straight Bulkhead Connector
The MCBH3M is a conventional straight male bulkhead connector for compatible three-pin underwater connections.It can be considered for installations where a right-angle configuration is not required.
MCDC3M – 3-Pin Male Protective Dummy Plug
The MCDC3M is a male protective dummy connector designed for compatible three-pin female interfaces.It helps protect the exposed mating interface when the MCBHRA3F is not connected to its operational male connector.
Typical Applications of MCBHRA3F
1. Remotely Operated Vehicles (ROVs)
ROVs require multiple underwater electrical interfaces for cameras, sensors, manipulators, navigation systems, and communication equipment.The MCBHRA3F provides a three-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 MCBHRA3F can be considered for suitable electrical interfaces where three-channel connectivity and limited installation clearance are important.
3. Underwater Cameras and Imaging Systems
Underwater imaging systems may require electrical circuits for power, control, and auxiliary functions.The three-pin configuration provides a compact interface for appropriately designed camera and imaging assemblies.
4. Marine Sensors and Instrumentation
Marine monitoring equipment often combines multiple sensors and measurement circuits.The MCBHRA3F provides a compact three-pin bulkhead connection for suitable marine instrumentation and underwater data acquisition systems.
5. Subsea Junction Boxes
Subsea junction boxes require electrical interfaces for connecting cables, sensors, and auxiliary equipment.The right-angle configuration helps improve internal cable routing and reduce interference with nearby components.
6. Offshore Energy and Subsea Control
Offshore equipment may require electrical connections for monitoring, instrumentation, and control systems.The MCBHRA3F provides a compact connector option for appropriately qualified subsea electrical assemblies.
7. 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 MCBHRA3F mounting configuration.Verify the 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 components and surfaces for contamination, cuts, deformation, or other visible damage.
Step 4: Install the Bulkhead Connector
Position the MCBHRA3F 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 three conductor assignments using the approved wiring diagram.
Step 7: Connect the Mating Connector
Align the compatible male connector with the MCBHRA3F 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 MCBHRA3F underwater connector?
The MCBHRA3F is a three-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 MCBHRA3F have?
The MCBHRA3F features three female electrical contacts.
Q4: What is the mounting configuration?
The MCBHRA3F is designed for bulkhead or panel mounting. Confirm the exact mounting thread and dimensions against the approved engineering drawing.
Q5: What is the waterproof rating?
The HYSF Miniature connector series features IP68 waterproof protection. Confirm the applicable model configuration before deployment.
Q6: What is the maximum working depth?
The HYSF Miniature connector family supports pressure configurations up to 60 MPa, corresponding to approximately 6,000 meters of seawater depth. The complete MCBHRA3F assembly must be qualified for the intended operating depth.
Q7: What is the standard bulkhead lead length?
The standard bulkhead lead length is approximately 0.3 meter, subject to confirmation of the ordered configuration.
Q8: What is the rated current?
The applicable current rating should be confirmed against the approved three-pin technical drawing.
Q9: What is the rated voltage?
The applicable voltage rating should be confirmed against the approved three-pin technical drawing.
Q10: Which connector mates with MCBHRA3F?
The MCBHRA3M is the corresponding male right-angle bulkhead model. Compatible three-pin male inline connectors can also be considered after verifying the mating interface.
Q11: Can the bulkhead lead length be customized?
Yes. Customized lead lengths and cable configurations are available according to project requirements.
Q12: Is MCBHRA3F suitable for ROV applications?
Yes. Its three-pin configuration and compact right-angle design make it suitable for appropriately designed ROV power, control, and sensor interfaces.
Q13: Is MCBHRA3F compatible with SubConn?
The MCBHRA3F belongs to the HYSF Miniature Circular family. Exact mechanical dimensions, contact arrangement, and electrical compatibility should be verified before replacement or integration.
Q14: What is the warranty period?
The standard HYSF SUBSEA product warranty is 12 months, subject to the applicable warranty terms.
Why Choose HYSF SUBSEA MCBHRA3F?
The
HYSF SUBSEA MCBHRA3F 3-Pin Female Right-Angle Bulkhead Underwater Connector provides a compact electrical connection solution for demanding subsea applications.Its principal advantages include:
- Three-pin female bulkhead configuration
- Integrated 90-degree right-angle design
- Compact miniature circular construction
- Gold-plated electrical contacts
- Subsea sealing construction
- Approximately 0.3-meter standard bulkhead leads
- IP68 waterproof protection
- Up to 60 MPa series pressure capability
- Design capability up to 6,000 meters
- Customized cable and mounting configurations
- 12-month product warranty
For ROV manufacturers, AUV developers, marine research organizations, and underwater equipment manufacturers, the MCBHRA3F provides a practical solution for integrating three 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, precision electrical contacts, subsea sealing, and customizable configurations makes the MCBHRA3F a practical bulkhead connector option for appropriately designed underwater electrical assemblies.
