When you work in a workshop or garage, a comfortable temperature keeps you productive through the colder months. For mechanics, carpenters, manufacturers and warehouse teams, the right heater makes a real difference. Diesel space heaters give consistent warmth, good fuel economy and simple operation.
In this JCB Tools buying guide, we look at why diesel space heaters suit workshops and garages, and which JCB model fits your space.
Why diesel space heaters suit workshops and garages
Workshops, garages and warehouses are often large, open and poorly insulated, so conventional heating struggles to keep them warm. Diesel space heaters are built for these conditions.
1. Fuel efficiency
Diesel space heaters turn fuel into a lot of heat for their running cost. Every JCB model runs on diesel or kerosene, which helps keep costs down when you need to heat a space for long periods.
2. Powerful heat for large spaces
Larger, draughty buildings need a powerful heater. Diesel heaters deliver consistent, high-output heat that warms big spaces quickly. That makes them a good fit for mechanics, woodworkers and anyone working through the winter.
3. Built for tough environments
JCB diesel space heaters have a rugged frame that copes with the dust, debris and knocks of a busy workshop or garage.
4. Easy to use
For professionals, time is money. JCB diesel heaters have simple controls and a built-in thermostat, so you set the temperature you need and avoid wasting fuel heating a space that is already warm.

Key features of JCB diesel space heaters
- Thermostatic control: set the temperature you need. The display shows both room and machine temperature.
- Flame cone: a fitted flame cone directs heat to the areas you need to warm.
- Diesel or kerosene: every model runs on either fuel.
- Easy to move: two durable front wheels and a sturdy rear handle.
- Plug in and go: a standard 13 Amp UK plug powers the fan and controls.
- 3-year warranty: 1 year for commercial use, terms apply.
Always follow the ventilation and safety guidance in the user manual.
Which JCB diesel space heater do I need?
| Feature | JCB-SH70D | JCB-SH140D | JCB-SH215D |
|---|---|---|---|
| Heat output | 20 kW / 68,243 BTU | 37 kW / 126,250 BTU | 63 kW / 215,000 BTU |
| Heating coverage | Up to 496 m³ | Up to 800 m³ | Up to 1,300 m³ |
| Fuel use | 1.9 litres per hour | 3.8 litres per hour | 5.8 litres per hour |
| Fuel tank | 19 litres | 38 litres | 50 litres |
| Fuel | Diesel or kerosene | Diesel or kerosene | Diesel or kerosene |
| Best for | Small to medium workshops and garages | Medium spaces such as factories and building sites | Large spaces such as warehouses, barns and production halls |
- JCB-SH70D: the most compact model, with the lowest fuel use. Best for small to medium spaces.
- JCB-SH140D: more heat and coverage for medium-sized spaces.
- JCB-SH215D: the most powerful model, with the largest fuel tank, for big open areas.
Not sure which size you need? Our guide to choosing the right space heater output shows you how to work it out from your room size.

Keep your workshop or garage warm all winter with a heater built for professional use. Shop JCB space heaters.
Need advice? Call our team on 01646 687 880 or contact us online.

