MCILRA13M 13-Pin Male Right-Angle Inline Underwater Connector – Micro Circular L-Type Series

Product Overview

The HYSF SUBSEA MCILRA13M 13-Pin Male Right-Angle Inline Underwater Connector is a specialized subsea electrical connector designed for underwater equipment requiring multiple electrical circuits and space-efficient cable routing.Belonging to the HYSF Micro Circular Right-Angle Connector Series, the MCILRA13M features thirteen male electrical contacts, a molded neoprene rubber body, and an integrated 90-degree L-shaped cable exit.Unlike conventional straight inline underwater connectors, its right-angle configuration directs the cable sideways from the connector mating interface. This helps reduce installation clearance requirements and simplifies cable routing in compact underwater equipment.The thirteen-pin configuration provides a versatile electrical interface for applications requiring multiple power, signal, control, and instrumentation circuits.The MCILRA13M is designed for demanding subsea environments, featuring IP68 sealing and pressure capability up to 60 MPa (approximately 6,000 meters of seawater depth).Its construction combines gold-plated electrical contacts with a flexible neoprene rubber body, providing a practical connection solution for ROVs, AUVs, underwater cameras, sonar systems, marine sensors, and customized subsea instrumentation.The standard inline cable length is approximately 1 meter, with customized cable lengths, mounting specifications, and electrical configurations available according to project requirements.The MCILRA13M is particularly suitable for underwater equipment where connector density, installation clearance, and controlled cable routing are important engineering considerations.

Key Features and Benefits

1. Thirteen-Pin Male Electrical Configuration

The MCILRA13M features thirteen male electrical contact positions arranged in a compact Micro Circular connector interface.Its thirteen-pin configuration provides multiple electrical connection channels through a single underwater connector.This helps simplify cable assemblies and reduces the need for several individual connector interfaces.Typical applications include:

• Multi-channel underwater sensors
• ROV control and instrumentation
• AUV navigation systems
• Sonar and hydrophone equipment
• Underwater camera systems
• Marine data acquisition
• Subsea monitoring equipment
• Customized underwater electrical assemblies

The thirteen-contact arrangement provides flexibility for allocating power, signal, measurement, and control circuits according to the approved wiring diagram.

2. 90-Degree Right-Angle L-Shaped Cable Exit

One of the main advantages of the MCILRA13M is its integrated right-angle cable configuration.Its L-shaped design directs the cable approximately 90 degrees away from the connector mating axis.This is particularly useful when conventional straight inline connectors require excessive installation clearance.Key advantages include:

• Reduced axial installation clearance
• Controlled cable routing
• Improved integration in compact housings
• Reduced interference with adjacent components
• More organized cable management
• Greater flexibility in equipment layout

The right-angle configuration is especially beneficial for compact ROVs, AUV electronics, underwater sensor modules, and equipment with multiple closely spaced connector ports.For equipment manufacturers, this design provides additional flexibility when planning cable exits around pressure housings and mechanical structures.

3. High-Density Thirteen-Channel Connectivity

Thirteen electrical contacts provide substantial connection capacity within a compact underwater connector.This makes the MCILRA13M suitable for systems requiring multiple independent electrical circuits through a single connection point.Depending on the approved wiring configuration, individual contacts can be allocated to:

• Sensor power
• Measurement signals
• Control circuits
• Auxiliary power
• Instrumentation
• Communication interfaces
• Monitoring equipment

Consolidating multiple circuits into one connector can simplify cable management and reduce the number of bulkhead interfaces required on an equipment housing.For sensitive signal applications, cable shielding, conductor arrangement, impedance, and electrical isolation requirements should be evaluated separately.

4. Electrical Performance for Subsea Applications

The HYSF Micro 10–16 Pin series specifies a rated voltage of 550V AC/DC and a rated current of 5A per contact, subject to the selected configuration.These series-level specifications provide a reference for engineers designing multi-channel underwater electrical systems.When selecting the MCILRA13M, engineers should consider:

• Maximum operating voltage
• Continuous operating current
• Number of simultaneously energized contacts
• Cable conductor cross-sectional area
• Voltage drop
• Contact loading
• Operating temperature
• Heat dissipation
• Electrical insulation requirements

The 5A-per-contact rating should not automatically be interpreted as a guaranteed continuous current rating for all thirteen contacts simultaneously.For applications operating near the electrical limits, the complete connector and cable assembly should be evaluated under the intended operating conditions.

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

The HYSF MCILRA13M is designed for underwater applications at pressures of up to 60 MPa, corresponding to approximately 6,000 meters of seawater depth.Its IP68 sealing design and subsea construction make 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 cameras
• Offshore inspection equipment
• Deep-sea sensor networks

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

6. Gold-Plated Electrical Contacts

The MCILRA13M 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 contact construction supports suitable multi-channel power and signal connections.The electrical mating surfaces should be kept clean and inspected before installation to prevent contamination from affecting contact performance.Correct alignment during mating is important to protect the electrical contacts and maintain reliable connections.

7. Flexible Neoprene Rubber Connector Body

The standard MCILRA13M features a molded neoprene rubber connector body.Neoprene is commonly used in underwater connector construction because of its flexibility and suitability for marine environments.Its molded construction supports the electrical contact assembly and cable entry while providing a compact and flexible connector structure.Key benefits include:

• Flexible rubber construction
• Compact connector geometry
• Suitability for marine environments
• Integrated cable support
• Practical installation and handling
• Resistance to routine mechanical wear

The connector body should be inspected periodically for cuts, cracks, deformation, and other visible signs of damage.

8. Standard One-Meter Cable and Customization

The standard MCILRA13M inline configuration is supplied with approximately 1 meter of underwater cable.This provides a practical cable length for many subsea instruments and underwater equipment assemblies.Customized cable configurations can be considered according to project requirements.Available customization options include:

• Alternative cable lengths
• Customized cable specifications
• Different conductor arrangements
• Customized wire identification
• Cable jacket options
• Customized electrical configurations
• Specialized cable termination requirements

For right-angle installations, cable exit orientation and minimum bending radius should be considered together when determining the final cable length and routing arrangement.

9. Designed for Compact Subsea Equipment

The MCILRA13M is particularly useful in applications where conventional straight connectors are difficult to install.Its 90-degree cable exit helps direct the cable away from nearby mechanical components and can improve the overall layout of compact equipment.Potential integration environments include:

• ROV electronics housings
• AUV sensor modules
• Compact subsea junction boxes
• Underwater camera assemblies
• Multi-port pressure housings
• Marine instrumentation packages

The right-angle configuration helps simplify cable routing without requiring additional external cable bends immediately behind the connector.

10. Micro Circular Interface for Subsea Applications

The HYSF MCILRA13M belongs to the Micro Circular Right-Angle Connector Series.It is designed to mate with the corresponding MCILRA13F female inline connector.This makes it suitable for consideration in new underwater equipment designs and compatible replacement applications.Potential uses include:

• Replacement underwater cable connectors
• ROV system upgrades
• AUV instrumentation
• Marine research equipment
• Offshore inspection systems
• OEM underwater cable assemblies

For cross-brand replacement applications, the exact contact arrangement, mating dimensions, and retention mechanism should be checked before installation.

11. Customization for OEM and Subsea Projects

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

• Cable length
• Cable construction
• Electrical configuration
• Contact assignment
• Wiring identification
• Mounting thread specifications
• Installation requirements
• Customized electrical ratings

This flexibility makes the MCILRA13M suitable for OEM equipment manufacturers, ROV developers, AUV manufacturers, marine research organizations, and subsea engineering companies.

MCILRA13M Technical Specifications

Parameter	Specification
Brand	HYSF SUBSEA
Model	MCILRA13M
SKU	HYSF-MCILRA-13M
Product Type	Male Right-Angle Inline Underwater Connector
Connector Series	Micro Circular L-Type
Number of Contacts	13 Pins
Contact Gender	Male
Cable Exit	90° L-Shaped / Right-Angle
Connector Body	Neoprene Rubber
Contact Finish	Gold-Plated
Waterproof Rating	IP68
Rated Voltage	550V AC/DC, Series Reference
Rated Current	5A per Contact, Series Reference
Pressure Rating	Up to 60 MPa
Approximate Working Depth	Up to 6,000 Meters
Standard Cable Length	1.0 Meter
Primary Mating Connector	MCILRA13F
Customization	Cable Length, Mounting Thread and Electrical Configuration
Warranty	12 Months

Engineering Note: The electrical ratings are Micro 10–16 Pin series reference specifications. Confirm the actual MCILRA13M electrical configuration, mating interface, cable construction, and complete assembly qualification before deployment.

Thirteen-Pin Wiring and Conductor Identification

The MCILRA13M features thirteen individual electrical contact positions.The standard conductor color sequence should be confirmed using the approved MCILRA13M production wiring diagram.Before cable assembly or equipment integration, engineers should verify:

1. The thirteen contact positions.
2. The male 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 twelve-pin or sixteen-pin standard wire color sequence applies to this thirteen-pin model. Always use the approved pin assignment drawing for production and installation.

Compatible Connectors and Accessories

MCILRA13F – 13-Pin Female Right-Angle Inline Connector

The MCILRA13F is the corresponding female inline connector in the HYSF Micro Circular Right-Angle Series.It is designed to mate with the MCILRA13M for compatible cable-to-cable underwater electrical connections.Both connectors feature right-angle cable exits, making them suitable for installations requiring controlled cable routing on both sides of the connection.Typical connection:MCILRA13M Male Inline + MCILRA13F Female InlineThis combination provides a thirteen-contact electrical connection between compatible underwater cable assemblies.

MCBH13F / MCBH13M – 13-Pin Bulkhead Connectors

The MCBH13F and MCBH13M are corresponding thirteen-pin Micro Circular bulkhead connectors.They can be considered for applications requiring a fixed electrical interface through an underwater equipment housing.The correct mating gender should be selected according to the cable-mounted connector.The exact interface, mounting dimensions, and sealing configuration should be verified against the approved engineering drawing.

Micro Circular Protective Dummy Plugs

Compatible protective dummy plugs can be selected for unused underwater connector interfaces.These accessories help protect exposed mating interfaces when the operational cable is disconnected.The exact protective model should be selected according to the contact gender and mechanical interface.

Typical Applications of MCILRA13M

1. Remotely Operated Vehicles (ROVs)

ROVs require multiple underwater electrical connections for cameras, sensors, manipulators, navigation systems, and auxiliary equipment.The MCILRA13M provides a thirteen-pin male connection with a right-angle cable exit, helping simplify cable routing in compact vehicle structures.

2. Autonomous Underwater Vehicles (AUVs)

AUVs frequently incorporate multiple instruments and electronic modules.The MCILRA13M can be considered for suitable high-density electrical interfaces where compact packaging and controlled cable routing are important.

3. Underwater Cameras and Imaging Systems

Underwater imaging systems may require multiple electrical circuits for power, control, lighting, and auxiliary functions.The thirteen-pin configuration offers flexibility for appropriately designed camera and imaging assemblies.Actual video transmission capability depends on the complete cable design and signal requirements.

4. Sonar and Hydrophone Systems

Underwater acoustic systems frequently require multiple electrical channels for sensor connections and instrumentation.The MCILRA13M can be considered for suitable multi-channel sonar, hydrophone, and marine acoustic measurement systems.

5. Marine Sensors and Instrumentation

Marine monitoring equipment often combines multiple sensors and measurement circuits.The thirteen-pin configuration can support suitable multi-channel electrical interfaces for CTD instruments, environmental monitoring systems, and underwater data acquisition equipment.

6. Offshore Energy and Subsea Control

Offshore equipment may require multiple electrical connections for monitoring, instrumentation, and control systems.The MCILRA13M provides a compact right-angle connector option for qualified subsea electrical assemblies.

7. Oceanographic Research Equipment

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

Installation Guidelines

Step 1: Verify Connector Compatibility

Confirm that the mating connector is a compatible thirteen-pin female Micro Circular interface, such as MCILRA13F.

Step 2: Inspect the Mating Interfaces

Check the contacts, molded rubber body, sealing areas, and cable entry for visible damage or contamination.

Step 3: Verify the Wiring

Confirm all thirteen conductor assignments using the approved wiring diagram.

Step 4: Check Cable Exit Orientation

Position the MCILRA13M so its right-angle cable exit follows the intended routing direction.Ensure that the cable does not experience excessive bending or mechanical strain.

Step 5: Align the Connectors

Align the male and female interfaces according to the approved mating orientation.Avoid forcing the connector into an incorrect position.

Step 6: Complete the Mating Operation

Secure the connector using the approved coupling and retention arrangement.

Step 7: Perform Electrical Checks

Verify continuity and insulation resistance according to the application requirements.

Step 8: Verify the Complete Assembly

Before underwater deployment, confirm that the connector, mating component, cable, and installation meet the intended electrical and pressure 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 MCILRA13M underwater connector?

The MCILRA13M is a thirteen-pin male right-angle inline underwater electrical connector from the HYSF Micro Circular L-Type Series.

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

Its L-shaped configuration directs the cable approximately 90 degrees away from the connector mating axis, helping reduce straight-line installation clearance requirements.

Q3: How many electrical contacts does MCILRA13M have?

The MCILRA13M features thirteen male electrical contacts.

Q4: What is the rated voltage?

The Micro 10–16 Pin series specifies 550V AC/DC. Confirm the applicable rating for the exact MCILRA13M configuration.

Q5: What is the rated current?

The Micro 10–16 Pin series specifies 5A per contact, subject to the complete electrical configuration.

Q6: What is the maximum working depth?

The MCILRA13M is designed for pressure applications up to 60 MPa, corresponding to approximately 6,000 meters of seawater depth.

Q7: What is the waterproof rating?

The connector is specified with an IP68 waterproof rating.

Q8: What is the standard cable length?

The standard inline cable length is approximately 1 meter.

Q9: Can the cable length be customized?

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

Q10: What material is used for the connector body?

The connector body is manufactured from molded neoprene rubber.

Q11: What is the contact surface finish?

The electrical contacts feature gold plating.

Q12: Which connector mates with MCILRA13M?

The primary corresponding female inline connector is MCILRA13F.

Q13: Can MCILRA13M be used with a bulkhead connector?

Yes. A compatible thirteen-pin female bulkhead interface can be selected according to the required mechanical configuration. Verify the exact mating interface before ordering.

Q14: Is MCILRA13M compatible with SubConn?

The MCILRA13M belongs to the HYSF Micro Circular family and is designed for compatible Micro Circular interfaces. Exact mechanical and electrical compatibility should be verified against the relevant connector drawings.

Q15: Can the thirteen-pin wiring arrangement be customized?

Yes. Customized pin assignments and conductor arrangements can be evaluated according to project requirements.

Q16: Is MCILRA13M suitable for Ethernet?

A thirteen-pin connector can accommodate multiple electrical circuits, but Ethernet compatibility and transmission speed must be verified using the complete cable, pin assignment, impedance, and signal-integrity specifications.

Q17: What is the warranty period?

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

Why Choose HYSF SUBSEA MCILRA13M?

The HYSF SUBSEA MCILRA13M 13-Pin Male Right-Angle Inline Underwater Connector provides a compact electrical connection solution for demanding subsea applications.Its principal advantages include:

• Thirteen-pin male inline configuration
• Integrated 90-degree L-shaped cable exit
• High-density electrical connectivity
• Molded neoprene rubber body
• Gold-plated electrical contacts
• IP68 waterproof construction
• 60 MPa pressure capability
• Design depth capability up to 6,000 meters
• 550V AC/DC Micro series voltage reference
• 5A per contact Micro series current reference
• Standard 1-meter inline cable
• Customized cable lengths and electrical configurations
• Compatible female right-angle inline connector
• Designed for corresponding Micro Circular interfaces
• 12-month product warranty

For ROV manufacturers, AUV developers, marine research organizations, and underwater equipment manufacturers, the MCILRA13M provides a practical solution for integrating multiple electrical circuits into compact subsea systems.Its right-angle cable exit is particularly beneficial for applications where installation clearance is limited and cable routing must be carefully controlled.The combination of thirteen contacts, flexible neoprene construction, and high-pressure capability makes the MCILRA13M a versatile connector option for appropriately designed underwater electrical assemblies.