New, Refurbished & Legacy Solutions​. Comprehensive Range of Subsea Electrical Connectors

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Legasea maintains an extensive inventory of dry mate and wet mate subsea electrical connectors, designed to meet the demanding requirements of subsea installations. Our connector solutions provide reliable electrical connections in harsh subsea environments, ensuring continuous operation of critical systems.

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Multi-Pin Subsea Connector Configurations

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Our subsea electrical connector range includes multiple pin configurations to suit various application requirements:

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• 2 Way Subsea Electrical Connectors - Compact solutions for simple power or signal applications

• 3 Way Subsea Electrical Connectors - Versatile three-pin configurations for control systems

• 4 Way Subsea Electrical Connectors - Standard four-pin connectors for power and communication

• 7 Way Subsea Electrical Connectors - Multi-circuit connectors for complex control applications

• 12 Way Subsea Electrical Connectors - High-density connectors for advanced subsea systems

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Installation Method Compatibility

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Our subsea connectors accommodate different installation methods and operational requirements:

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ROV Mate Connectors

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Remote Operated Vehicle compatible connectors designed for unmanned subsea installations. These connectors feature ROV-friendly handling systems and visual alignment guides for precise underwater mating operations.

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Diver Mate Connectors

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Manually operated connectors designed for diver installation and maintenance. These robust connectors provide secure mechanical coupling with simplified mating procedures suitable for underwater manual operation.

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Stab Plate Mounted Connectors

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Fixed mounting connectors designed for permanent installation on subsea structures. These connectors provide secure mechanical mounting with integrated sealing systems for long-term subsea service.

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Fixed/Bulkhead Connectors

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Through-structure connectors designed for permanent installation in subsea equipment enclosures, providing watertight electrical pass-through capabilities.

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Quality Assurance and Testing Standards

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All Legasea subsea connectors undergo comprehensive testing to ensure reliability in demanding subsea environments:

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• Helium Leak Testing - Verification of hermetic sealing performance

• Hyperbaric Testing - High-pressure testing to simulate deep-water conditions

• Electrical Testing - Continuity, insulation resistance, and dielectric strength verification

• Environmental Testing - Corrosion resistance and material compatibility assessment

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Legacy and Obsolete Subsea Connector Solutions

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Legasea specialises in sourcing and refurbishing rare or obsolete legacy subsea connectors that remain critical to ongoing production operations. Many older subsea installations rely on connector designs that have been superseded by newer technologies but are no longer manufactured by original equipment manufacturers.

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Our legacy connector services include:

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• Obsolete connector sourcing and identification

• Refurbishment of discontinued connector types

• Reverse engineering for critical spares

• Cross-reference services for modern equivalents

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Comprehensive Aftermarket Services

Installation and Commissioning Support

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• Pre-installation testing and verification

• Offshore installation guidance and support

• Post-installation performance validation

• System integration assistance

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Testing and Certification Services

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• Umbilical Testing - Complete electrical testing of umbilical systems

• In-situ Testing - On-location connector testing and verification

• Certification Documentation - Complete test certificates and compliance records

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Inventory and Spares Management

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• Strategic spares inventory planning

• Connector lifecycle management

• Emergency spares provision

• Obsolescence management programmes

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Inspection and Maintenance Services

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• Visual Inspection - Comprehensive connector condition assessment

• Dimensional Inspection - Precision measurement and tolerance verification

• Preventive Maintenance - Scheduled maintenance programmes

• Repair and Refurbishment - Complete connector restoration services

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Premium Subsea Connector Brands

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Industry-proven connector technology with exceptional reliability:

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ROV Mate DigiTron Connectors:

• 4 Way ROV Subsea Connectors

• 7 Way ROV Subsea Connectors

• 12 Way ROV Subsea Connectors

Diver Mate DigiTron Connectors:

• 4 Way Diver Mate Subsea Connectors

• 7 Way Diver Mate Subsea Connectors

• 12 Way Diver Mate Subsea Connectors

Fixed/Bulkhead DigiTron Connectors:

• 4 Way Fixed/Bulkhead Subsea Connectors

• 7 Way Fixed/Bulkhead Subsea Connectors

• 12 Way Fixed/Bulkhead Subsea Connectors

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Tronic MCE Subsea Connectors

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Robust connector solutions for demanding subsea applications:

Diver Mate MCE Connectors:

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• 3 Way Diver Mate Subsea Connectors

• 4 Way Diver Mate Subsea Connectors

• 7 Way Diver Mate Subsea Connectors

• 12 Way Diver Mate Subsea Connectors

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Fixed/Bulkhead MCE Connectors:

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• 3 Way Fixed/Bulkhead Subsea Connectors

• 4 Way Fixed/Bulkhead Subsea Connectors

• 7 Way Fixed/Bulkhead Subsea Connectors

• 12 Way Fixed/Bulkhead Subsea Connectors

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Tronic SE K-Series Connectors

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Compact connector solutions for specialised applications:

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• SE K2 2 Way Diver Mate Subsea Connectors

• SE K3 3 Way Diver Mate Subsea Connectors

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TELEDYNE ODI Connectors

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ROV Mate ODI Connectors:

• 4 Way ROV Subsea Connectors

• 7 Way ROV Subsea Connectors

• 12 Way ROV Subsea Connectors

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Diver Mate ODI Connectors:

• 4 Way Diver Mate Subsea Connectors

• 7 Way Diver Mate Subsea Connectors

• 12 Way Diver Mate Subsea Connectors

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Fixed/Bulkhead ODI Connectors:

• 4 Way Fixed/Bulkhead Subsea Connectors

• 7 Way Fixed/Bulkhead Subsea Connectors

• 12 Way Fixed/Bulkhead Subsea Connectors

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Additional Subsea Connector Technologies

High-Voltage Subsea Connectors

 

Specialised connectors for high-voltage subsea power transmission:

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• Medium voltage (up to 36kV) connector systems

• High current capacity connectors for subsea pumps

• Offshore renewable energy connectors

• Subsea transformer connections

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Fibre Optic Subsea Connectors

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Advanced optical connectors for subsea communication:

• Single-mode and multi-mode fibre connectors

• Underwater mateable optical connectors

• Hybrid electrical/optical connector systems

• High-density fibre connector arrays

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Coaxial Subsea Connectors

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Specialised connectors for RF and high-frequency applications:

• 50-ohm and 75-ohm impedance connectors

• High-frequency signal transmission

• Antenna and communication system connections

• Video transmission connectors

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Hybrid Connector Systems

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Multi-function connectors combining different transmission methods:

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• Electrical power and fibre optic communication

• Hydraulic and electrical combination connectors

• Pneumatic and electrical hybrid systems

• Multi-media connector solutions

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Industry Applications

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Our subsea connectors serve diverse offshore applications:

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• Oil and Gas Production - Subsea trees, manifolds, and control systems

• Offshore Renewable Energy - Wind farm electrical connections and monitoring

• Subsea Processing - Pumps, compressors, and separation equipment

• Marine Research - Scientific instrumentation and monitoring systems

• Defence Applications - Naval and security system connections

• Aquaculture - Fish farm monitoring and control systems

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Quality Standards and Certifications

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Legasea subsea connectors meet stringent industry standards:

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• API 17F - Subsea production control systems

• IEC 61986 - Maritime navigation equipment

• DNV GL - Offshore classification standards

• ISO 9001 - Quality management systems

• NORSOK - Norwegian offshore technology standards

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Why Choose Legasea for Subsea Connectors?

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• Extensive Inventory - Immediate availability of common and rare connector types

• Technical Expertise - Specialist knowledge of legacy and modern connector technologies

• Quality Assurance - Comprehensive testing and certification programmes

• Global Support - Worldwide shipping and technical support services

• Sustainable Solutions - Refurbishment services supporting circular economy principles