Electrical Maintenance and Repair: Reliable Power, Maximum Safety

Electrical systems are the lifeblood of any vessel. From propulsion to lighting, communication to automation, everything depends on uninterrupted, safe, and efficient electrical infrastructure. At Serden Ship Supply Marine Electric & Electronics Ltd., we provide comprehensive marine electrical maintenance and repair services to ensure your vessel remains fully operational and compliant—both in port and at sea.

With over 30 years of experience, our expert marine engineers and technicians deliver fast, accurate, and class-compliant electrical services 24/7.

 What Does Our Electrical Maintenance and Repair Service Include?

We offer both preventive and corrective services across all marine electrical systems, including:

 Routine Maintenance

• Inspection of switchboards and distribution panels

• Tightening of terminal connections

• IR/insulation resistance testing

• Load balancing checks

• Visual inspections for overheating, corrosion, or wear

• Verification of grounding and bonding

• Maintenance logs and class reporting

 Emergency Repairs

• 24/7 breakdown service

• Fault detection and isolation

• Cable testing and replacement

• Component-level repairs (relays, breakers, contactors)

• Emergency generator and battery diagnostics

• Emergency re-wiring and short circuit repair

• Rapid troubleshooting of system failures

 We Service the Following Electrical Systems:

• Main and emergency switchboards

• Generator and power distribution panels

• Engine control systems

• Lighting systems (interior, exterior, navigation)

• Battery banks and charging systems

• HVAC electrical circuits

• Fire alarm and safety systems

• Bridge console wiring and instrumentation

• Automation and sensor systems

We work with AC and DC systems, 24V/110V/230V/400V, and both low-voltage and high-voltage marine applications.

 Diagnostic Tools & Techniques

We use state-of-the-art diagnostic equipment to detect and prevent failures, including:

• Thermal imaging cameras

• Insulation testers (Megger)

• Multimeters and clamp meters

• Loop and continuity testers

• Harmonic analyzers

• PLC diagnostics

• Circuit simulation software

Our diagnostics go beyond symptoms—we find the root cause and deliver lasting solutions.

 Spare Parts & Onboard Repairs

Serden maintains a large inventory of marine-grade spare parts, enabling us to carry out on-the-spot repairs in most cases. We stock:

• Relays, contactors, and fuses

• Circuit breakers and terminal blocks

• Wiring harnesses and marine-grade cabling

• Control switches and push buttons

• LED indicators and lamps

• Replacement modules for popular PLC systems (Siemens, Mitsubishi, etc.)

If we don’t have it, we source globally within hours, not days.

 Where We Work

We provide onboard electrical services in:

• Turkish ports (Tuzla, Yalova, İzmir, Mersin, etc.)

• Major European ports (Rotterdam, Hamburg, Piraeus, etc.)

• Offshore locations (platforms, rigs, FPSOs)

• International waters via riding crews

• Shipyards during construction or drydock

Our mobile teams are ready to respond—anywhere, anytime.

 Standards and Compliance

All services are carried out in accordance with:

• IMO regulations

• SOLAS electrical safety standards

• IEC 60092 (marine electrical installations)

• Class society rules (DNV, BV, ABS, RINA, ClassNK, LR, etc.)

We provide detailed maintenance reports, test certificates, and support for surveys and audits.

 Preventive Maintenance Plans (PMP)

Avoid costly downtime and extend equipment life with our custom electrical preventive maintenance programs, including:

• Scheduled inspections

• Performance monitoring

• Trend analysis

• Spare part planning

• Class-compliant recordkeeping

These programs are ideal for fleet owners and commercial operators who require predictable reliability.

 Our Team

• Certified marine electricians and ETOs

• Engineers with PLC and automation expertise

• Trained in high-voltage and confined space work

• Equipped with PPE, permits, and safety compliance

• Available 24/7 including weekends and holidays

Whether you need an emergency fix or long-term maintenance contract, Serden’s expert crew is always ready.

 Why Choose Serden?

•  30+ years of industry experience

•  Rapid response, 24/7 service

•  Class-compliant documentation and quality

•  In-house spare part supply and panel shop

•  Experienced in both commercial and offshore vessels

•  Global coverage from port to open sea

 Let’s Fix It — Before It Fails

Electrical faults can cost more than money—they risk lives, cargo, and compliance. Contact us today to schedule an inspection or request urgent support. Let Serden keep your vessel powered, protected, and prepared.