Power products for off-road and overland vehicles
Bigger engines, more equipment, greater power demands — products built for whatever onboard kit you want to run and whatever terrain you want to tackle.
BROWSE OFF-ROAD SYSTEM PRODUCTS
Backed by our market-leading 5-year warranty, our products are built not just to endure, but to excel in extreme conditions.
So whether you're pushing your 4x4 to the limit in the British countryside, drifting an ATV around a woodland trail, or tackling tough winter conditions on quad bikes, rest assured Merlin Power's products and expertise have you covered, so you can concentrate on the task at hand.
Common applications
4x4 & overlanding
Reliable auxiliary power for lighting, comms and winches.
Agricultural vehicles
Robust electrical systems for tractors and farm machinery in challenging rural conditions.
Construction vehicles
Power site equipment and monitoring systems from your vehicle.
Off-road motorsport
Lightweight, high-performance electrical systems for competition vehicles in the most demanding conditions.
Case studies
Real systems, real results.
How To Design A 12V / 24V / 48V Power System: The Complete Guide
Selecting the right system voltage is one of the most consequential decisions in any off-grid power build, shaping everything from wiring costs to long-term scalability. This guide breaks down how voltage affects current draw, component sizing, efficiency, and safety, giving readers a clear framework for matching voltage to their specific power needs.
Read case study →Transforming a Lifeboat Into a Home - the Orla Project
Boatbuilder Johnny Sturgeon converted a decommissioned oil-rig lifeboat into a fully liveable floating home, and Merlin Power supplied the electrical system behind it.
Read case study →Why Merlin Power for Off-Road?
Full system coverage
Every component, one supplier.
Expert system design
Our engineers specify the right setup for your load and location.
Premium brands only
Fullriver, TBS, Merlin & more - tested, trusted, UK-Stocked.
UK technical support
In-house specialists to help you get the most from your system.
Off-Road Products
Starting Batteries
Full Throttle AGM cranking batteries are built for reliable starting power, extreme high cranking power demands and the harshest terrains.
Shop batteriesDeep Cycle Batteries
AGM batteries proven in vibration-intensive, temperature-extreme off-road environments.
Shop batteriesSplit Charging
Keep your starter and auxiliary batteries independent so recovery equipment is always ready to go without compromising your starting battery.
Shop split chargingFlat Battery Protection
PowerGuard Pro — protect your starter battery from being drained by auxiliary loads.
Shop flat battery protectionInverters & chargers
Run power tools and charge critical devices in the field with pure sinewave inverters.
Shop invertersBattery monitors
Know your exact available power when you are miles from civilization.
Shop monitorsNot sure where to start?
Tell us your application and load requirements — we'll spec the right system.