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Overview
Marine Electrical & Automation Product Catalog
We supply a comprehensive inventory of marine electrical components, automation modules, and distribution spares built to maintain vessel reliability and eliminate off-hire risks. Our components comply with international maritime standards, providing direct-fit reliability for switchboards, engine control rooms, and bridge systems.
Power Distribution, Switchgear & Circuit Protection
We deliver genuine and OEM-grade marine electrical spare parts for Main Switchboards (MSB) and Emergency Switchboards (ESB):
Marine Circuit Breakers: Air Circuit Breakers (ACB), Molded Case Circuit Breakers (MCCB), and Miniature Circuit Breakers (MCB) engineered for selective tripping and short-circuit protection.
Switchgear Components: Heavy-duty marine contactors, thermal overload relays, motorized mechanisms, shunt trips, undervoltage releases, and auxiliary contacts.
Power Monitoring: Switchboard meters (voltage, current, frequency, power factor), synchronizing units, and busbar connection assemblies.
Engine Room Automation, Control & Monitoring Spares
Our stock covers essential automation hardware to keep critical machinery operating within strict operational parameters:
Power Management Systems (PMS): Generator control units, auto-synchronizers, load-sharing modules, and reverse power relays.
Alarm & Monitoring Systems (AMS): Main engine maneuvering units, auxiliary engine controllers, I/O communication cards, and dedicated PLC processors.
Voltage & Speed Regulation: Marine Automatic Voltage Regulators (AVRs), electronic speed governors, and actuator controllers.
Marine Instrumentation, Sensors & Transmitters
We provide high-accuracy marine electrical parts designed to withstand high-vibration and extreme temperature environments:
Pressure & Temperature: Marine pressure transmitters, differential pressure switches, PT100 RTD sensors, and exhaust gas thermocouples.
Fluid Management: Viscosity controllers, flow meters, and continuous level transmitters for fuel, ballast, and cargo tanks.
Safety & Analysis: Crankcase oil mist detectors (OMD), gas detection heads, and bilge water monitoring sensors.
Shipboard Cabling, Connection & Power Accessories
We supply ruggedized power transmission and connection accessories rated for continuous marine duty:
Cabling: Low-smoke, zero-halogen (LSZH) IEC 60092 tinned copper marine cables with flame-retardant braided shielding.
Termination & Switching: Marine-rated cable glands, DIN-rail terminal blocks, high-amperage marine battery isolator switches, and current-limiting fuses.
Marine Lighting & Bridge Electrical Systems
Our inventory includes specialized lighting and bridge power components rated for severe weather and hazardous atmospheres:
Marine Lighting: Wheelhouse-controlled navigation lights, high-output deck LED floodlights, and ATEX/IECEx certified explosion-proof luminaires for tanker cargo zones.
Bridge Power Supplies: Marine-certified Uninterruptible Power Supply (UPS) units, step-down isolation transformers, and 24V DC clean power distribution modules.
Supported Makers & OEM Compatibility Matrix
We supply genuine, OEM, and class-approved marine electrical components built to match exact maker specifications across main switchboards, engine automation, and navigation suites. Our direct maker relationships and extensive technical archives allow us to source high-demand units and hard-to-find replacements with complete cross-compatibility.
Switchgear & Power Distribution Makers
We stock and source original marine electrical spare parts for low and medium-voltage marine switchboards:
Terasaki & Schneider Electric: Air circuit breakers (ACB), molded case circuit breakers (MCCB), and trip relays.
ABB & Mitsubishi Electric: Vacuum circuit breakers, motor protection switches, contactors, and overloads.
Fuji Electric & Eaton: Marine-rated magnetic contactors, control relays, and fuse-switch disconnectors.
Engine Control & Marine Automation Brands
Our inventory of marine automation spare parts supports primary alarm, monitoring, and propulsion management platforms:
Kongsberg & Nabtesco: Main engine maneuvering units, bridge control modules, and telegraph systems.
Siemens & Omron: Marine PLCs, distributed I/O racks, power supplies, and logic controllers.
DEIF, Woodward & Hyundai: Generator controllers, digital automatic voltage regulators (AVR), and electronic governors.
Marine Sensors & Instrumentation Brands
We deliver precision-engineered sensors configured for harsh engine room, cargo, and deck environments:
Danfoss, Trafag & WIKA: Pressure transmitters, temperature sensors, pressure switches, and thermowells.
Endress+Hauser, Yokogawa & Rosemount (Emerson): Viscosity controllers, flow meters, radar tank level gauges, and DP transmitters.
Bridge Electronics & Safety System Makers
Ensure complete regulatory compliance and safe vessel operations with our line of critical bridge and safety spares:
Furuno, JRC & Tokyo Keiki: Navigation radar spares, gyro compass consumables, ECDIS modules, and speed logs.
Autronica & Consilium: Fire alarm control panels, smoke and heat detectors, flame sensors, and manual call points.
Explore our dedicated marine electrical parts and equipment catalog to verify maker part numbers, or consult our guide on reliable sources for marine electrical supplies for global fleet logistics support.
Marine Technical Standards & Quality Compliance
Classification Society Approvals & Marine Endurance
All critical marine electrical components supplied for main switchboards, engine automation, and emergency distribution conform to International Association of Classification Societies (IACS) member rules:
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- IACS Class Compliance: Type approvals and certifications aligned with DNV, Lloyd's Register (LR), American Bureau of Shipping (ABS), ClassNK, Bureau Veritas (BV), and RINA.
- Rigorous Quality Assurance: Full traceability and test reports handled under strict maritime quality compliance standards before dispatch.
- Environmental Ruggedness: Engine room-rated components tested for continuous ambient operation up to 55°C, high mechanical vibration, and humidity.
- Ingress Protection: Enclosures and field devices rated from IP56 for exposed weather decks to IP67 and IP68 for submerged or washdown areas.
Marine Voltage and Hazardous Area Specifications
We supply marine electrical parts that match standard international shipboard electrical distributions and explosion-proof zones:
| Technical Parameter | Marine Specification Standard | Typical Application & Components |
|---|---|---|
| Primary Power Grid | 440V / 690V AC (3-Phase, 60Hz / 50Hz) | Main switchboards (MSB), ACBs, generator breakers, heavy motor contactors |
| Secondary & Domestic | 220V / 115V AC (Single-Phase) | Emergency switchboards (ESB), accommodation power, navigation consoles |
| Low Voltage Control | 24V DC / 12V DC Stabilized | Engine automation, AMS/PMS modules, sensor loops, PLC control cards |
| Hazardous Zone Ratings | ATEX & IECEx (Zone 1 & Zone 2) | Tanker pump rooms, battery compartments, explosion-proof deck luminaires |
Sourcing Discontinued Marine Electrical Parts & Obsolescence Management

Dealing with phased-out automation units, legacy switchgear, and discontinued protection relays is a daily reality in ship operations. When original equipment makers discontinue specific lines, we provide technical workarounds that keep your main switchboards (MSB) and emergency systems operational without requiring full cabinet modifications.
Drop-In Replacements & Engineered Retrofits
We supply direct mechanical and electrical drop-in replacements for obsolete marine electrical components, including:
Air Circuit Breakers (ACB) & Molded Case Circuit Breakers (MCCB): Pre-engineered cradle adaptors and busbar connection kits to replace legacy frames without cutting or re-drilling switchboard copper.
Protection Relays & Contactors: Modern solid-state and digital trip units matched to original trip curves, coil voltages, and auxiliary contact configurations.
Control Modules & Timers: Compact DIN-rail units engineered to swap seamlessly into existing 24V DC or 110V/220V AC control loops.
Legacy Maker Cross-Referencing
Finding replacements using decades-old drawings or faded maker tags can stall procurement. Our technical team cross-references discontinued maker part numbers directly to modern, active production equivalents from makers like Terasaki, ABB, Schneider Electric, and Mitsubishi. Technical superintendents can reference our marine spare parts sourcing guide to streamline identification by matching electrical ratings, footprint dimensions, and terminal layouts.
Tested Surplus & Refurbished Marine Electrical Spare Parts
For older tonnage where retrofitting newer digital gear is technically impractical or cost-prohibitive, we maintain access to certified, tested surplus and reconditioned marine electrical parts:
Bench-Tested Automation Cards & PLCs: Verified I/O modules, power supply units, and governor controllers ready for immediate installation.
Certified Breaker Frames: Fully serviced and timing-tested breakers for older marine switchboards.
Full Functional Testing: Every reconditioned part undergoes insulation resistance, contact resistance, and load-cycle testing prior to dispatch.
Global Logistics, Port Delivery & Emergency Supply Chain
When a critical failure occurs at sea, delay is not an option. We deliver essential marine electrical components directly to your vessel's exact location, minimizing port turnaround times and preventing costly off-hire penalties.
Direct-to-Berth, Shipyard, and Anchorage Delivery
We maintain supply routes across primary bunkering hubs, major ship repair yards, and commercial anchorages worldwide, including:
Asia-Pacific: Singapore, Shanghai, Busan, Ningbo, Hong Kong
Europe & Mediterranean: Rotterdam, Antwerp, Hamburg, Algeciras, Piraeus
Middle East & Americas: UAE (Dubai, Fujairah), Houston, Panama, New Orleans
Whether berthed alongside, undergoing dry-docking, or holding at outer anchorage, our network coordinates direct vessel drop-offs, launch boat transfers, and shipyard gate clearances to ensure seamless handover of critical marine electrical parts.
Urgent Dispatch Protocols to Prevent Vessel Off-Hire
Electrical breakdowns on main switchboards, power management systems, or automation loops require rapid intervention. We provide priority logistics services designed for critical breakdowns:
Express Air Freight Routing: Immediate dispatch of compact automation modules, sensors, PLC boards, and bridge navigation components via priority air cargo.
Rapid Response for Voyage Repairs: Dedicated packaging and routing for emergency ship repair parts to meet the vessel at its next port of call.
Heavy Freight Handling: Specialized freight solutions for large switchgear panels, heavy-duty air circuit breakers (ACBs), and bulk marine cabling drums.
Export Documentation and In-Transit Customs Handling
Navigating maritime customs requires precise documentation to avoid border holds. We manage the entire administrative lifecycle for international shipments:
Vessel-in-Transit (VIT) Clearance: Complete processing of customs clearance documentation to expedite duty-free and bonded maritime spare part transits.
Compliance Certification: All delivered marine electrical spare parts are accompanied by relevant manufacturer test reports, Certificates of Conformity (CoC), and IACS classification type-approval records where required.
End-to-End Tracking: Real-time milestone updates from dispatch through airport clearance, port agent handover, and onboard delivery confirmation.
Technical RFQ & Procurement Workflow for Marine Electrical Parts

| Step | Procurement Stage | Operational Focus |
|---|---|---|
| 01 | RFQ Submission | You provide the vessel IMO, equipment maker, serial number, and exact part numbers. |
| 02 | Technical Review | Our marine electrical specialists cross-check circuit diagrams, nameplates, and maker specs. |
| 03 | Commercial Quotation | We issue clear pricing with confirmed stock availability, lead times, and optimal routing. |
| 04 | Dispatch & Tracking | We coordinate customs clearance and dispatch with live tracking straight to the port agent or ship. |
Technical Verification & Sourcing
When ordering specialized marine electrical spare parts alongside critical marine machinery spare parts, accuracy is vital.
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- Nameplate & Drawing Cross-Checks: We verify terminal layouts, coil voltages, and mounting footprints against your single-line diagrams to prevent mismatches.
- Direct Maker Sourcing: We source directly through verified maker networks to ensure genuine quality and class compliance.
- Expedited Logistics: Orders are packaged for harsh sea transport and cleared for urgent delivery directly to shipyards, berths, or anchorages worldwide.
Technical & Commercial FAQ: Marine Electrical Components
How do we verify compatibility for replacement electrical parts on existing switchboards?
We cross-reference maker drawings, nameplate data, frame dimensions, and trip curve ratings against your main switchboard (MSB) or emergency switchboard (ESB) specs. When original components are phased out, our technical team confirms busbar connection points, terminal mappings, and auxiliary contact configurations to guarantee direct physical and electrical interchangeability.
Can we source discontinued or obsolete marine circuit breakers and PLC modules?
Yes. We specialize in obsolescence management for legacy vessels. We provide:
Factory-tested surplus and refurbished automation modules and marine circuit breakers (ACB / MCCB).
Engineered drop-in retrofit kits designed to replace obsolete breakers with modern, active-production units without requiring modification to the switchgear housing.
Firmware-matched PLC I/O cards and engine control units.
Are Certificates of Conformity (CoC) and marine class approvals supplied?
All marine electrical spare parts supplied through our network come with standard manufacturer Certificates of Conformity (CoC). For safety-critical switchgear, automation cards, and power distribution hardware requiring classification verification, we provide documentation aligned with major IACS members, including DNV, Lloyd's Register, ABS, ClassNK, and Bureau Veritas. This full traceability supports your fleet's continuous technical management and annual audit compliance.
What are the lead times for emergency voyage repair deliveries?
For urgent breakdown scenarios, we dispatch high-priority marine electrical parts from our global hub inventories within 24 to 48 hours. Shipments coordinate directly with local port agents, shipyards, or anchorages across major international hubs—including Singapore, Rotterdam, Houston, Shanghai, and Dubai—to prevent vessel off-hire during scheduled port calls and urgent voyage and dock repairs.
What information is required to generate an instant, accurate RFQ?
| Required Data Field | Why We Need It | Typical Examples |
|---|---|---|
| Vessel Name & IMO | Verifies system voltage, frequency, and class rules | IMO 9876543 / 440V 60Hz |
| Maker & Part Number | Ensures 100% exact match for genuine/OEM supply | Terasaki AR216S, Danfoss MBS 3000 |
| Equipment Nameplate / Photo | Resolves revision differences and configuration codes | Full specification plate on motor starter/ACB |
| Delivery Port & ETA | Optimizes logistics routing and express customs clearance | Singapore Anchorage / ETA Nov 14 |


