MCILRA16M 16-Pin Male Right-Angle Inline Underwater Connector – SubConn Compatible Micro Circular Series

Product Overview

The HYSF SUBSEA MCILRA16M 16-Pin Male Right-Angle Inline Underwater Connector is a high-density subsea electrical connector designed for underwater equipment requiring multiple electrical connections and space-efficient cable routing.Belonging to the HYSF Micro Circular Right-Angle Connector Series, the MCILRA16M features sixteen 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 design helps reduce installation clearance requirements and simplifies cable routing in compact underwater equipment.The MCILRA16M is particularly suitable for ROVs, AUVs, underwater cameras, sonar systems, hydrophone arrays, marine instrumentation, and complex subsea electronic assemblies.With sixteen electrical contact positions, the connector provides a compact interface for multiple power, signal, control, and instrumentation circuits.The connector features gold-plated electrical contacts and a flexible neoprene rubber body designed for demanding marine environments.The HYSF Micro 10–16 Pin series has a catalog electrical rating of 550V AC/DC and 5A per contact, with pressure capability up to 60 MPa (approximately 6,000 meters).The standard inline cable length is approximately 1 meter, while customized cable lengths and electrical configurations can be supplied according to project requirements.For underwater equipment where connector density, cable routing, and installation space are important, the MCILRA16M provides a practical right-angle connection solution.

Key Features and Benefits

1. Sixteen-Pin Male Electrical Configuration

The MCILRA16M features sixteen male electrical contact positions arranged in a compact Micro Circular connector interface.Its high-density configuration allows multiple electrical circuits to pass through a single underwater connection.This helps simplify equipment wiring and reduces the need for multiple individual connectors.Typical applications include:

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

The sixteen-pin configuration provides flexibility for allocating power, control, measurement, and signal circuits according to the approved wiring diagram.

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

The main advantage of the MCILRA16M 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 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.When designing an installation, engineers should verify the connector envelope, cable exit direction, and minimum bending radius against the approved mechanical drawing.

3. High-Density Sixteen-Channel Connectivity

Sixteen electrical contacts provide substantial connection capacity within a compact underwater connector.This makes the MCILRA16M 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. Rated Voltage of 550V AC/DC

The HYSF Micro 10–16 Pin series specifies a rated voltage of 550V AC/DC.This provides an electrical design reference for applications requiring multiple power and signal connections.When selecting the MCILRA16M, engineers should consider:

• Maximum operating voltage
• Voltage differences between adjacent contacts
• Insulation requirements
• Cable conductor specifications
• Operating temperature
• Electrical protection
• Complete assembly qualification

The rated voltage is a series-level specification and should be confirmed for the exact MCILRA16M configuration before use.

5. Rated Current of 5A Per Contact

The Micro 10–16 Pin series specifies a rated current of 5A per contact.This makes the MCILRA16M suitable for appropriately designed multi-channel electrical systems involving instrumentation, control, and auxiliary power circuits.The actual permissible current depends on the complete electrical configuration.Important considerations include:

• Number of simultaneously energized contacts
• Continuous versus intermittent current
• Conductor cross-sectional area
• Cable temperature rating
• Heat dissipation
• Contact resistance
• Operating environment

For applications requiring all sixteen contacts to carry current simultaneously, the complete connector and cable assembly should be evaluated under the intended operating conditions.

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

The HYSF Micro 10–16 Pin connector series is designed for underwater applications at pressures of up to 60 MPa, corresponding to approximately 6,000 meters of seawater depth.This makes the MCILRA16M 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.

7. Gold-Plated Electrical Contacts

The MCILRA16M 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 mating surfaces should be kept clean and inspected before installation to prevent contamination from affecting electrical contact performance.

8. Flexible Neoprene Rubber Connector Body

The standard MCILRA16M features a molded neoprene rubber 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
• Suitable 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.

9. Standard One-Meter Cable and Customization

The standard MCILRA16M 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.

10. Designed for Compact Subsea Equipment

The MCILRA16M 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.

11. SubConn-Compatible Micro Circular Interface

The HYSF MCILRA16M belongs to the Micro Circular Right-Angle Connector Series.It is designed for compatibility with corresponding SubConn Micro Circular interfaces, subject to verification of the exact connector family and mating dimensions.This makes it suitable for consideration in new underwater equipment designs and compatible replacement applications.Potential applications include:

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

The exact contact arrangement, mating dimensions, and retention mechanism should always be checked before installation.

12. 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
• Connector interface requirements
• Installation and mounting specifications

This flexibility makes the MCILRA16M suitable for OEM equipment manufacturers, ROV developers, AUV manufacturers, marine research organizations, and subsea engineering companies.

MCILRA16M Technical Specifications

Parameter	Specification
Brand	HYSF SUBSEA
Model	MCILRA16M
Product Type	Male Right-Angle Inline Underwater Connector
Connector Series	Micro Circular Right-Angle
Number of Contacts	16 Pins
Contact Gender	Male
Cable Exit	90° L-Shaped / Right-Angle
Connector Body	Neoprene Rubber
Contact Material	Gold-Plated Copper
Rated Voltage	550V AC/DC, Series Rating
Rated Current	5A per Pin, Series Rating
Pressure Rating	Up to 60 MPa
Approximate Working Depth	Up to 6,000 Meters
Operating Temperature	-60°C to +80°C, Series Specification
Contact Resistance	Less Than 0.01 Ω, Series Specification
Insulation Resistance	≥200 MΩ @ 1000V DC, Series Specification
Mating Durability	More Than 500 Cycles, Series Specification
Standard Cable Length	1.0 Meter
Connector Configuration	Field Installable
Mating Connector	Compatible Female Micro Circular Connector
Primary Inline Mating Model	MCILRA16F
Female Bulkhead Option	MCBHRA16F, Subject to Interface Verification
Customization	Cable Length and Electrical Configuration
Warranty	12 Months

Engineering Note: Electrical and pressure ratings above are based on the HYSF Micro 10–16 Pin series specifications. Confirm the exact MCILRA16M configuration, mating interface, cable construction, and complete assembly qualification before deployment.

Sixteen-Pin Wiring and Conductor Identification

The standard Micro 16-pin cable configuration uses sixteen individually identified conductors.The standard wiring sequence is:

Pin Number	Wire Color
Pin 1	Red
Pin 2	Red / White
Pin 3	Black
Pin 4	Black / White
Pin 5	Yellow
Pin 6	Yellow / White
Pin 7	Blue
Pin 8	Blue / White
Pin 9	Orange
Pin 10	Orange / White
Pin 11	Brown
Pin 12	Brown / White
Pin 13	Purple
Pin 14	Purple / White
Pin 15	Green
Pin 16	Green / White

This standardized conductor identification helps simplify electrical installation, troubleshooting, and maintenance.

Recommended Wiring Verification

Before integrating the MCILRA16M into an underwater electrical system:

1. Obtain the approved sixteen-pin wiring diagram.
2. Confirm the connector contact numbering and viewing orientation.
3. Identify all sixteen conductors.
4. Verify the pin-to-wire mapping.
5. Perform electrical continuity testing.
6. Check for unintended shorts between contacts.
7. Confirm power, ground, signal, and control assignments.

The standard wire colors should be verified against the actual production wiring diagram before installation.

Compatible Connectors and Accessories

MCILRA16F – 16-Pin Female Right-Angle Inline Connector

The MCILRA16F is the corresponding female right-angle inline connector in the HYSF Micro Circular Right-Angle Series.It is designed to mate with the MCILRA16M 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:MCILRA16M Male Inline + MCILRA16F Female Inline

MCBHRA16F – 16-Pin Female Right-Angle Bulkhead Connector

The MCBHRA16F is a female right-angle bulkhead configuration in the HYSF Micro Circular family.It can be considered for compatible cable-to-bulkhead applications where a right-angle mechanical arrangement is required.The exact mating interface, mounting dimensions, and connector orientation should be verified against the approved engineering drawing.

MCBH16F – 16-Pin Female Bulkhead Connector

The MCBH16F is a female bulkhead option in the corresponding Micro 10–16 Pin connector family.It is designed for compatible male inline connectors where the equipment requires a conventional straight bulkhead installation.Before selecting the bulkhead, verify the exact mechanical interface and clearance requirements.

Typical Applications of MCILRA16M

1. Remotely Operated Vehicles (ROVs)

ROVs require multiple underwater electrical connections for cameras, sensors, manipulators, navigation systems, and auxiliary equipment.The MCILRA16M provides a sixteen-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 MCILRA16M 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 sixteen-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 MCILRA16M 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 sixteen-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 MCILRA16M 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 internal and external cable routing around compact underwater instrument packages.

Installation Guidelines

Step 1: Verify Connector Compatibility

Confirm that the mating connector is a compatible sixteen-pin female Micro Circular interface, such as MCILRA16F.

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 sixteen conductor assignments using the approved wiring diagram.

Step 4: Check Cable Exit Orientation

Position the MCILRA16M 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 MCILRA16M underwater connector?

The MCILRA16M is a sixteen-pin male right-angle inline underwater electrical connector from the HYSF Micro Circular 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 clearance requirements.

Q3: How many electrical contacts does MCILRA16M have?

The MCILRA16M features sixteen 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 MCILRA16M configuration.

Q5: What is the rated current?

The series rated current is 5A per contact, subject to the complete electrical configuration.

Q6: What is the maximum working depth?

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

Q7: What is the standard cable length?

The standard inline cable length is approximately 1 meter.

Q8: Can the cable length be customized?

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

Q9: What material is used for the connector body?

The standard connector body is manufactured from molded neoprene rubber.

Q10: What material are the electrical contacts made from?

The contacts are gold-plated copper.

Q11: Which connector mates with MCILRA16M?

The primary corresponding female inline connector is MCILRA16F.

Q12: Can MCILRA16M be used with a female bulkhead?

Yes, a compatible female Micro Circular bulkhead can be selected. The exact interface and mechanical arrangement should be verified before installation.

Q13: What is the standard sixteen-pin wire color arrangement?

The standard sequence includes red, red/white, black, black/white, yellow, yellow/white, blue, blue/white, orange, orange/white, brown, brown/white, purple, purple/white, green, and green/white.

Q14: Is MCILRA16M compatible with SubConn?

The connector belongs to the HYSF Micro Circular family, designed for compatibility with corresponding SubConn interfaces. Exact mechanical and electrical compatibility should be verified against the relevant connector drawings.

Q15: Is MCILRA16M suitable for Ethernet?

A sixteen-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.

Q16: Can the connector be customized?

Yes. Cable length, electrical configuration, and other project-specific requirements can be evaluated.

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 MCILRA16M?

The HYSF SUBSEA MCILRA16M 16-Pin Male Right-Angle Inline Underwater Connector provides a compact, high-density electrical connection solution for demanding subsea applications.Its principal advantages include:

• Sixteen-pin male inline configuration
• Integrated 90-degree L-shaped cable exit
• High-density electrical connectivity
• Molded neoprene rubber body
• Gold-plated copper electrical contacts
• 550V AC/DC Micro series voltage rating
• 5A per contact Micro series current rating
• Pressure capability up to 60 MPa
• Design depth capability up to 6,000 meters
• More than 500 specified mating cycles
• Standard 1-meter inline cable
• Customized cable lengths and electrical configurations
• Compatible female right-angle inline connector options
• Designed for SubConn-compatible Micro Circular interfaces
• 12-month product warranty

For ROV manufacturers, AUV developers, marine research organizations, and underwater equipment manufacturers, the MCILRA16M 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 sixteen contacts, flexible neoprene construction, and high-pressure series capability makes the MCILRA16M a versatile connector option for appropriately designed underwater electrical assemblies.