MINM-FCR 26-Pin Size M SEACON MINI-CON Compatible Flange Receptacle

Product Overview

The HYSF SUBSEA MINM-FCR 26-Pin Size M Flange Receptacle is a high-density underwater electrical connector designed to be compatible with the SEACON MINI-CON MIN-M series.Featuring 26 electrical contacts in a Size M configuration, the MINM-FCR provides a compact and reliable electrical interface for subsea equipment, ROV systems, underwater instrumentation, and offshore control applications.The flange-mounted receptacle is designed for fixed installation on equipment panels and pressure housings, providing a secure electrical connection between internal equipment wiring and external underwater cable assemblies.The MINM-FCR belongs to the MINI-CON dry-mate connector family. Its mating interface must be kept clean and dry during connection and disconnection. Once properly mated and sealed, the connector assembly can be deployed underwater within its qualified pressure rating.The standard MINI-CON family uses 316 stainless steel housings, glass-reinforced epoxy (GRE) contact inserts, and gold-plated copper-alloy electrical contacts.With its 26-contact arrangement, the MINM-FCR supports the integration of multiple power, signal, and control circuits through a single connector interface.The connector is designed to mate with the corresponding MINM cable connector plug, including the MINM-26#20-CCP configuration.HYSF SUBSEA can evaluate compatible connector configurations, customized electrical wiring, mounting requirements, and cable assemblies according to OEM project specifications.

Key Features and Benefits

1. 26-Pin High-Density Electrical Configuration

The MINM-FCR features 26 electrical contact positions within a Size M connector housing.This high-density configuration allows multiple electrical circuits to be integrated into one connector, reducing the number of separate connectors required on subsea equipment.Typical electrical applications include:

• Power supply connections
• Control signal transmission
• Sensor interfaces
• Communication circuits
• Navigation equipment connections
• Auxiliary equipment wiring
• Instrumentation connections

The final pin assignment should follow the approved equipment wiring diagram.

2. SEACON MINI-CON MIN-M Compatible Interface

The MINM-FCR is designed around the SEACON MINI-CON MIN-M mechanical and electrical interface.Its compatible configuration is intended for equipment manufacturers and subsea system integrators who require replacement connectors or new cable assemblies for existing MINI-CON installations.Potential benefits include:

• Compatibility with the MIN-M connector interface
• Integration with existing equipment housings
• Reduced redesign requirements
• Flexible cable assembly configurations
• Convenient replacement of compatible connector components

Mechanical dimensions, contact arrangement, keying, and electrical continuity should be verified before claiming full interchangeability.

3. Flange-Mounted Receptacle Design

FCR stands for Flange Connector Receptacle.The MINM-FCR is designed for fixed installation using a flange mounting arrangement.Unlike cable-mounted plugs, the FCR provides a stationary connector interface on the equipment housing.Typical installation locations include:

• ROV electrical panels
• Subsea control enclosures
• Navigation instrument housings
• Underwater sensor modules
• Marine monitoring equipment
• Subsea junction systems
• Offshore control cabinets

The flange configuration provides a fixed mounting interface and allows the external cable connector to be connected and secured.

4. Dry-Mate Connection Technology

The MINM-FCR belongs to the SEACON MINI-CON electrical dry-mate family.Dry-mate connectors must be connected and disconnected in air with the mating interfaces clean and dry.Once properly mated and secured, the complete connector assembly can be submerged within its specified pressure rating.Key advantages include:

• Reliable electrical connection
• Secure mechanical mating
• Suitable for subsea equipment installation
• Convenient maintenance and replacement
• Multiple electrical circuits through one interface

Important: The MINM-FCR is not designed for underwater wet-mating. Never connect or disconnect the connector underwater.

5. 316 Stainless Steel Housing

The original SEACON MINI-CON standard configuration uses Type 316 stainless steel for its connector housing.This material provides mechanical strength and corrosion resistance for marine and subsea applications.Special material configurations, including titanium, can be evaluated for projects requiring reduced weight or enhanced mechanical performance.Potential material options should be confirmed against the approved production drawing.

6. Gold-Plated Electrical Contacts

The original MINI-CON family uses gold-plated copper-alloy electrical contacts.Gold plating helps provide stable electrical contact performance and resistance to corrosion at the electrical interface.The compatible product reference also identifies gold-plated beryllium copper contacts.Contact alloy, plating thickness, and surface finish should be confirmed for the final HYSF configuration.

7. High-Quality Insulating Insert

The original MINI-CON standard configuration uses a glass-reinforced epoxy (GRE) contact insert.The insulating structure maintains electrical separation between individual contacts and supports the connector’s mechanical integrity.The compatible product listing also describes neoprene or chloroprene elastomer insert construction.These are different construction options and should not be treated as identical. The final HYSF insert material must be specified in the approved production drawing.

8. 600 VDC Standard Series Voltage

The original SEACON MINI-CON technical catalogue identifies 600 VDC as the standard series voltage rating.This makes the series suitable for appropriately designed underwater power and control circuits.The permissible operating voltage for the complete 26-contact configuration must be verified according to insulation spacing, conductor specifications, environmental conditions, and electrical testing.

9. High-Pressure Subsea Capability

The MINM-FCR is designed for underwater equipment requiring a pressure-resistant electrical interface.The compatible product reference lists a pressure rating of 10,000 psi.The original SEACON MINI-CON catalogue separately specifies a 12,000 psi mated pressure reference for Size M standard 316 stainless steel, non-PBOF configurations.These figures refer to different product references and must not be treated as interchangeable HYSF guarantees.The final pressure rating depends on:

• Housing material
• Contact insert construction
• Connector termination
• Mating condition
• Pressure vessel configuration
• Hydrostatic qualification

The complete assembly should be pressure-tested according to the intended operating requirements.

10. Secure Flange Mounting

The flange mounting configuration provides a fixed electrical connection point on subsea equipment.The original MINI-CON technical drawing specifies the mounting geometry, flange dimensions, sealing components, and screw arrangement for the MIN-FCR family.Before installation, verify:

• Flange dimensions
• Mounting hole positions
• Housing opening
• O-ring groove dimensions
• Sealing surface finish
• Screw specifications
• Panel thickness
• Rear wiring clearance

An approved mechanical drawing should be used for equipment design and manufacturing.

11. Multiple Electrical Circuits in One Connector

The 26-contact arrangement allows power and signal circuits to share one connector interface.This is useful for equipment requiring several electrical connections within a limited mounting area.Potential applications include:

• Multiple sensor power supplies
• Serial communication interfaces
• Navigation instrument connections
• Control and monitoring circuits
• Auxiliary power connections
• Trigger and synchronization signals

The actual pin allocation depends on the connected equipment and its electrical requirements.

12. Compatible Cable Connector Plug

The MINM-FCR is designed to mate with a compatible MINI-CON cable connector plug.The corresponding reference configuration is:MINM-26#20-CCPA titanium-housing variant is also identified in certain equipment documentation:MINM-26#20-CCP-TIThe mating connector must have the correct shell size, contact configuration, keying, and contact orientation.

13. Suitable for OEM Subsea Equipment

The MINM-FCR is suitable for integration into original equipment manufacturer (OEM) subsea systems.Potential customization and engineering support include:

• Contact configuration
• Electrical pin assignment
• Flange mounting dimensions
• Housing material
• Contact material
• Contact plating
• Insert material
• Sealing arrangement
• Cable assembly configuration
• Electrical testing
• Hydrostatic pressure testing

All customized configurations should be reviewed against the customer’s mechanical and electrical requirements.

MINM-FCR Technical Specifications

Parameter	Reference Specification
Brand	HYSF SUBSEA
Model	MINM-FCR
Compatible Series	SEACON MINI-CON / MIN-M
Product Type	Flange Connector Receptacle
Shell Size	M
Number of Contacts	26
Contact Size	#20
Contact Arrangement	Standard or Reversed (Specify)
Mounting Type	Flange Mount
Mating Type	Dry-Mate
Standard Series Voltage	600 VDC
Current Rating	Depends on contact and cable configuration
Compatible Product Pressure Reference	10,000 psi
Original MINI-CON Size M Pressure Reference	12,000 psi, mated, non-PBOF
Housing Material	316 Stainless Steel
Optional Housing	Titanium, subject to specification
Original Standard Insert	Glass-Reinforced Epoxy (GRE)
Contact Material	Gold-Plated Copper Alloy
Compatible Product Contact Reference	Gold-Plated Beryllium Copper
Sealing Material	Nitrile O-Ring
Mating Connector	MINM-26#20-CCP
Optional Mating Connector	MINM-26#20-CCP-TI
Electrical Application	Power / Signal / Control
Installation	Fixed Equipment Panel or Housing

Engineering Note: The 600 VDC rating is an original MINI-CON family standard, not a substitute for configuration-specific qualification. The compatible product reference lists 10,000 psi, while the original MINI-CON catalogue gives 12,000 psi for Size M standard 316SS non-PBOF connectors when mated. Confirm the actual HYSF pressure rating and current capacity through the final drawing and test documentation.

Mechanical Mounting and Installation

The MINM-FCR is designed for flange installation on a suitable equipment panel or subsea housing.The original MINI-CON catalogue provides dedicated MIN-FCR mechanical drawings and mounting information.The Size M flange design includes:

• Flange mounting surface
• Central connector opening
• Mounting screw positions
• O-ring sealing arrangement
• Rear electrical termination area

Installation Requirements

1. Verify the connector model and Size M configuration.
2. Check the 26-contact arrangement.
3. Prepare the equipment housing according to the approved flange drawing.
4. Verify the flange mounting holes and central opening.
5. Inspect the sealing O-ring and mounting surface.
6. Install the connector using the specified mounting hardware.
7. Connect the rear electrical wiring according to the approved pinout.
8. Perform electrical continuity and insulation testing.
9. Verify the mating interface with the compatible cable plug.
10. Complete the required hydrostatic pressure qualification.

The standard MIN-FCR mounting drawing also indicates that screw caps are not automatically included in the connector supply.

Compatible Connectors and Accessories

MINM-26#20-CCP – Cable Connector Plug

The MINM-26#20-CCP is the corresponding cable connector plug for the Size M, 26-contact configuration.It is designed to mate with the MINM-FCR flange receptacle.It is suitable for external subsea cable assemblies and electrical connections.

MINM-26#20-CCP-TI – Titanium Cable Connector Plug

This titanium version is identified in iXblue ROVINS equipment documentation as the mating plug for the MINM-FCR 26#20 central connector.It is suitable for applications requiring the specified titanium connector configuration.

Protective Dummy Connector

A compatible dummy connector can be selected to protect the exposed receptacle interface when the operational cable plug is disconnected.The exact dummy part number and contact configuration should be confirmed before ordering.

Mounting Hardware

The MIN-FCR mounting arrangement uses specified flange mounting screws.The required screw type, quantity, material, and installation procedure should follow the approved mechanical drawing.

Typical Applications of MINM-FCR

1. ROV Navigation Systems

The MINM-FCR is suitable for navigation equipment requiring multiple power, sensor, and communication connections.The iXblue ROVINS technical documentation identifies the SEACON MINM-FCR Size M 26#20 as its central connector for power supply, external sensors, and configuration.

2. ROV Electrical Control Systems

ROV systems frequently require multi-contact interfaces for control signals, power distribution, and equipment communication.The 26-contact configuration provides a compact connection solution for these systems.

3. Subsea Instrumentation

Underwater measurement equipment can use the connector for multiple sensor and control circuits.

4. AUV Systems

Autonomous underwater vehicles may incorporate high-density electrical interfaces for internal power and external sensor connections.

5. Subsea Junction Boxes

The flange-mounted configuration can be integrated into electrical distribution and junction equipment.

6. Oceanographic Equipment

Marine research instruments may require multiple electrical connections for sensors, measurement systems, and control electronics.

7. Offshore Oil and Gas Equipment

The connector can be considered for suitable offshore monitoring, control, and subsea instrumentation systems.

8. Underwater Navigation Instruments

Navigation systems requiring several power and data interfaces can benefit from a single multi-contact connector.

9. Subsea Sensor Networks

The 26-contact arrangement can accommodate multiple electrical connections between sensor modules and underwater processing equipment.

10. Marine Monitoring Systems

The connector can be used in compatible underwater monitoring equipment requiring reliable multi-circuit electrical connections.

Installation and Maintenance Guidelines

Step 1: Inspect the Connector

Check the contact face, housing, flange, and sealing surfaces for damage or contamination.

Step 2: Inspect the Electrical Contacts

Verify the contact positions and inspect the contact surfaces for corrosion, deformation, or contamination.

Step 3: Inspect the O-Ring

Check the sealing O-ring for cuts, deformation, and contamination.Replace damaged sealing components before installation.

Step 4: Clean the Mating Interface

Ensure that both mating connector interfaces are clean and completely dry.Do not perform mating operations with water or foreign material inside the contact interface.

Step 5: Verify Contact Configuration

Check the contact arrangement and pin assignment against the approved wiring diagram.Pay particular attention to standard and reversed contact configurations.

Step 6: Align the Keying Features

Align the connector keying features before mating.Do not force the connector halves together if the alignment is incorrect.

Step 7: Complete the Mechanical Connection

Engage the mating connector and tighten the coupling nut according to the approved manufacturer’s procedure.

Step 8: Perform Electrical Testing

Check continuity, insulation resistance, and dielectric withstand performance according to the applicable test requirements.

Step 9: Complete Equipment Installation

Secure the flange receptacle to the equipment housing and verify the sealing arrangement.

Step 10: Perform Pressure Qualification

Test the complete installation according to the specified subsea operating pressure.Important: The MINM-FCR is a dry-mate connector. Mating and unmating must be carried out in air with the interfaces clean and dry. Always disconnect electrical power before servicing the connector.

Quality Control and Testing

Depending on the approved HYSF configuration, quality-control procedures may include:

• Visual inspection
• Dimensional inspection
• Flange mounting verification
• Contact position verification
• Contact plating inspection
• Electrical continuity testing
• Insulation resistance testing
• Dielectric withstand testing
• Contact resistance testing
• O-ring inspection
• Mating compatibility testing
• Hydrostatic pressure testing
• Final assembly inspection

Dimensional inspection reports, electrical test reports, and pressure test certificates can be provided according to agreed project requirements.

Frequently Asked Questions

Q1: What is the MINM-FCR connector?

The MINM-FCR is a Size M, 26-contact flange-mounted receptacle compatible with the SEACON MINI-CON MIN-M connector family.

Q2: What does FCR mean?

FCR stands for Flange Connector Receptacle. It identifies the fixed flange-mounted connector configuration.

Q3: What does 26#20 mean?

It means the connector has 26 electrical contact positions using #20-size contacts.

Q4: Is the MINM-FCR wet-mate or dry-mate?

It is a dry-mate connector. The connector halves must be mated and unmated in air with clean, dry contact interfaces.

Q5: How many contacts does the MINM-FCR have?

It has 26 contact positions.

Q6: What is the shell size?

The MINM-FCR uses the Size M shell configuration.

Q7: What is the standard voltage rating?

The original MINI-CON family identifies 600 VDC as its standard voltage rating. The actual rating should be confirmed for the specific 26#20 configuration.

Q8: What is the pressure rating?

The compatible product reference lists 10,000 psi. The original MINI-CON Size M standard 316SS non-PBOF catalogue reference is 12,000 psi when mated. The final compatible product rating requires qualification.

Q9: What is the standard housing material?

The original MINI-CON standard configuration uses 316 stainless steel.

Q10: What contact materials are available?

The original MINI-CON catalogue specifies gold-plated copper-alloy contacts. The compatible product listing identifies gold-plated beryllium copper as its reference contact material.

Q11: Which connector mates with the MINM-FCR?

The corresponding cable plug is MINM-26#20-CCP. Certain equipment configurations also specify MINM-26#20-CCP-TI.

Q12: Can the MINM-FCR be installed on a pressure housing?

Yes. It is designed for fixed flange mounting on a compatible equipment housing or panel.

Q13: Can the pin configuration be customized?

Contact arrangements and reversed configurations are available within the MINI-CON family. The exact contact configuration must be specified and verified before production.

Q14: Is the MINM-FCR suitable for ROV applications?

Yes. The 26-contact configuration is suitable for compatible ROV power, sensor, control, and navigation interfaces.

Q15: Can custom electrical cable assemblies be supplied?

Yes. Compatible cable plugs and customized electrical cable assemblies can be evaluated according to project requirements.

Why Choose HYSF SUBSEA MINM-FCR?

The HYSF SUBSEA MINM-FCR 26-Pin Size M Flange Receptacle provides a high-density electrical interface for demanding underwater equipment.Its principal features include:

• SEACON MINI-CON MIN-M compatible interface
• 26 electrical contact positions
• Size M shell configuration
• #20 contact size
• Fixed flange-mounted receptacle
• Dry-mate electrical connection
• 600 VDC original series voltage reference
• 316 stainless steel housing
• Gold-plated electrical contacts
• GRE insulating insert reference
• Nitrile O-ring sealing
• Compatible MINM-26#20-CCP cable plug
• Suitable for ROV and AUV systems
• Multiple power and signal circuits
• Customized electrical configurations
• Electrical and hydrostatic testing options

For ROV manufacturers, subsea equipment integrators, marine instrumentation companies, and offshore engineering organizations, the MINM-FCR offers a compact multi-contact connection interface for compatible subsea electrical systems.