N
Zener Marine

Service

Mechanical & Electrical Engineering

Engine, drivetrain, and onboard electrical systems engineering for sail boats, motor-yachts and small vessels. Specialising in electronics and digital switching. Scheduled servicing to complete refit delivered with exacting standards and customer control.

Overview

What we deliver

From engine service and drivetrain repair to a complete mechanical refit, our engineers carry decades of combined experience into every engine room. We work across leading marine engine platforms, diagnosing and resolving issues that have defeated other engineers.

Engine Service

Scheduled servicing across major marine engine platforms, keeping propulsion dependable and fully compliant.

Drivetrain Repair

Diagnosis and repair of shafts, gearboxes and drive systems, held to manufacturer tolerance throughout.

Mechanical Refit

Complete engine room refits covering propulsion, generators and every auxiliary system.

Performance Diagnostic

Advanced diagnostics that catch underperformance long before it turns into a breakdown.

Process

How the work happens

A clear, disciplined process from first survey to sign-off.

01

Engine Room Assessment

A thorough inspection covering propulsion, auxiliary and drive systems in full.

02

Technical Scope

Our findings become a clear, costed programme of work, ready to begin.

03

Technical Execution

Specialist marine mechanical engineers carry out the service, repair or refit.

04

Performance Verification

The work is verified under load, then formally handed over to the captain or owner's team.

Polished marine engine room with twin diesel engines and pipework

Get In Touch

Entrust The Vessel To Specialists

Tell us about the vessel and the challenge, we'll take it from there.