THERMOMATE 12V 5kW Diesel Air Heater for Caravan, Camper & RV
Brave the chilly Aussie mornings and crisp nights with the reliable warmth of the Thermomate 12V 5kW Diesel Air Heater—a practical essential for year-round touring comfort.

THERMOMATE 12V 5kW Diesel Air Heater
- Powerful 5kW output for consistent heating in small to medium vehicle interiors
- Compatible with caravans, camper trailers, vans, motorhomes, and more
- Operates easily on 12V vehicle systems
- Straightforward LCD panel and remote operation
- Engineered for low noise—rest easy through cold nights
- Fast to heat and features automatic temperature control
- Robust 1050 grade aluminium heatsink maximises efficiency and durability
- Compact design crafted on a proven German template
- Includes every accessory and all mounting hardware you need
- Backed with a 2-year extended Australian warranty
Quick Facts
- Output: 5kW diesel air heating
- Voltage: 12V system
- Controls: LCD panel plus remote option
- Noise: Low-running, sleep-friendly
- Includes: All mounting and fitment accessories
- Warranty: 2-year extended with local support
Why Buy Here?
- Reliable Australian warranty & customer support through Edisons
- Designed to meet the challenges of rugged Aussie touring
- Installation hardware included—no short cuts, no surprises
- Trusted by local adventurers for compact, efficient heating
THERMOMATE 12V 5kW Diesel Air Heater for Caravan Camper Trailer Van Motorhome RV
Check the current merchant listing for full product details, compatibility notes, dimensions, included items, and product-specific guidance before you buy.
Engineered for Life on the Road
When comfort matters on the road, the THERMOMATE 12V 5kW Diesel Air Heater offers more than just warmth—it delivers ease of use and flexibility. Whether you’re venturing through the outback, setting up at coastal campsites, or exploring the high country in winter, this heater is tailored for Australian conditions. Its quick heat delivery and auto temperature control ensure you spend less time shivering and more time enjoying your travels. Best of all, its unobtrusive low-noise running makes it a favourite among caravaners who value peace and a good night’s sleep.
The robust aluminium heatsink is inspired by proven German designs, providing steadfast performance season after season. With everything needed for installation, you’re set up for straightforward DIY or professional fitment, depending on your skills and vehicle setup.
What Sets the Thermomate 12V 5kW Diesel Air Heater Apart?
- Rapid heating: Warm your cabin in minutes, not hours—even straight after a swim or hike.
- User-friendly controls: Operate with the on-unit LCD screen or stay snug and use the included remote.
- All-in-one kit: Unlike many basic imports, this heater comes with everything you need for a solid install.
- Quiet, efficient, and safe: Designed to keep noise and diesel consumption down while keeping comfort high and safety a priority.
- Extended warranty: Feel confident in your purchase with local support and a 2-year extended warranty.
Best for and Not Ideal for
Best for
- Caravan, camper trailer, van, and motorhome owners who need a reliable single-area heater
- Travellers tackling cold regions or unpredictable weather
- DIYers seeking an easy-to-install, straightforward heating kit
- Aussies looking for peace of mind with strong local warranty support
Not ideal for
- Installations in vehicles with only LPG heating or complex multi-zone requirements
- Permanent, large tiny houses needing distributed air or centralised home climate
- Owners unsure about working with diesel and 12V systems—consider a professional install
Practical Checks Before Purchasing
- Double-check your vehicle’s power system is 12V compatible
- Assess the available mounting space—especially in compact vans or trailers
- Review everything included in the kit on the merchant’s listing to avoid missing essentials
- If tackling tricky installs or custom vehicles, budget for professional installation
Frequently Asked Questions
This kit is well-suited to DIY installation for most owners, with comprehensive hardware included. If you’re unfamiliar with vehicle electrics or diesel connections, professional assistance is always advisable for safety and compliance.
The THERMOMATE 12V 5kW Diesel Air Heater can operate while the vehicle is moving, provided it is installed securely and the power system is set up correctly. Always comply with legal and safety requirements outlined for your vehicle type.
Engineered for low noise, this model is a solid performer for overnight heating without disturbing your sleep. The final noise level can depend on your install location and surface types.
Edisons offers a 2-year extended warranty with support that’s easy to reach locally. Check the details on their merchant page for more on coverage and claims process should you ever need it.
THERMOMATE 12V 5kW Diesel Air Heater for Caravan Camper Trailer Van Motorhome RV
Check the current merchant listing for full product details, compatibility notes, dimensions, included items, and product-specific guidance before you buy.
Read Before You Buy
Before purchasing, always refer to the latest product listing at Edisons to verify compatibility with your particular van or caravan. Take time to review supplied hardware, product specifications, and recommended usage for your travel style. Edisons’ support team can assist with pre-purchase questions for tailored advice too.
The Final Word: Comfort, Reliability & Simplicity
If your travels demand trustworthy, easy-to-control warmth that’s backed by local support, the Thermomate 12V 5kW Diesel Air Heater is genuinely hard to look past for Australian camping and caravanning. From early starts to late arrivals, its blend of fast heating, sturdy construction, and practical kit inclusions mean you’re covered for years to come. Do your site checks and explore the specs on the merchant page for a confident decision—then look forward to warmth wherever you park.






