Service Department
Electrical Repair & Installation
Marine electrical systems operate in one of the most demanding environments imaginable — constant moisture, salt air, vibration, and heat. Every connection matters. We troubleshoot, repair, and install with the precision and materials the environment demands.
Our Marine Electrical Services
Electrical Troubleshooting
Intermittent failures, dead circuits, blown fuses, and mysterious gremlins — we trace problems to their root cause using proper diagnostic equipment, not guesswork.
Rewiring & Panel Upgrades
Full rewire jobs and breaker panel upgrades using tinned marine wire, heat-shrink connectors, and properly rated fusing throughout.
Electronics & Accessory Installation
Fish finders, chartplotters, GPS units, VHF radios, stereos, LED lighting, trolling motor wiring, and livewell systems — all installed clean and properly integrated.
Battery & Charging Systems
Dual-bank battery setups, automatic charging relays, battery switches, solar charging, and shore-power charger installation and service.
Why Choose Thomas Marine?
Poor electrical work causes fires, corrosion, and failures at the worst possible times. Thomas Marine in Georgetown, SC does marine electrical work once, and does it right.
Our Process
Simple. Transparent. Professional.
Request Service
Call us or send a message with details about your boat and what you need. We respond fast.
Inspection & Diagnosis
We inspect and assess your boat thoroughly, identifying exactly what needs to be done and why.
Estimate & Approval
You receive a clear, honest estimate before any work begins. No surprises.
Service Completion
Work is completed to a high standard. We walk you through what was done before you leave.
Schedule Electrical Repair & Installation
Pick a preferred drop-off date — our team will confirm availability before your appointment is finalized.
Step 1: Schedule Your Drop-Off
Electrical Repair & Installation
Select your preferred drop-off date
Thomas Marine will confirm your appointment after reviewing shop availability, part availability, and service needs. Closed Sundays.
June 2026
Request an Electrical Service Quote
Call us or send a message — we'll get back to you fast with an honest assessment.