Is this diesel heater worth it at $114.67?

At $114.67 at Amazon as of November 5, 2026, it undercuts most all-in-one 8KW heaters, which often run $150-$250. You get app control and a CO alarm at that price. Expect generic-brand build quality and check the exhaust routing carefully.

Can it really heat a space in 5 minutes?

The 210F in 5 minutes figure refers to air leaving the outlet, not room temperature. A 108-161 sq ft van or cabin typically feels warm in 10-20 minutes in freezing weather.

Will the 1.9 gallon tank last all night?

At the stated 0.04-0.1 gal/h burn rate, 1.9 gallons lasts roughly 19 to 47 hours. Running on high all night uses the top of that range; on low it easily covers a night.

Does it work on both 12V and 24V?

Yes, it is rated for 12V/24V DC and also runs from a 110V outlet. Match the wiring to your vehicle's system and use the supplied harness.

The listing describes the heater unit, remote control, LCD controller, fuel tank and cap, and an exhaust pipe with heat sleeve. Confirm the harness and ducting are included before buying.

When is the price lowest?

Diesel heater prices tend to dip in early autumn before cold-weather demand and around Black Friday. Two stores list it new, so compare both before buying.

Unbranded

Diesel Heater, 8KW, DC 12V/24V, All in One Portable Diesel Air Heater with Bluetooth APP Control

Q: Where is the Diesel Heater, 8KW, DC 12V/24V, All in One Portable Diesel Air Heater with Bluetooth APP Control cheapest?

At The Home Depot, for $92.61, 43% under what the other stores charge, as of our latest check.

Q: Where can I buy the Diesel Heater, 8KW, DC 12V/24V, All in One Portable Diesel Air Heater with Bluetooth APP Control?

8 stores we checked sell it, including VEVOR, eBay, FactoryPure, Lowe's, Wayfair.

Best price now

$92.61at The Home DepotObserved at 7:11 AM

43% under what the other stores charge

Compared across 7 stores. Prices are checked against each store and labelled with when.

Visit The Home Depot

About the Diesel Heater, 8KW, DC 12V/24V, All in One Portable Diesel Air Heater with Bluetooth APP Control

Highlights: 1.Fast Heating: Our 8KW diesel heater heats spaces of 108-161 ft2, reaching up to 210Fahrenheit in 5 minutes and creating a comfortable vehicle interior in 10 minutes. It works with 12V/24V power or a 110V outlet. All-in-one design makes it easy to carry 2.Fuel Efficient: This portable diesel heater features a quiet, energy-saving fuel pump and burns 0.04-0.1 gal/h with over 90% efficiency. The 1.9 gal fuel tank supports all-night heating without refueling, reducing fuel use and energy waste 3.Security Features: This diesel air heater is upgraded with CO alarm, exhaust pipe heat sleeve, and sealed fuel cap for secure long-term use. Internal board includes overheat shutoff (>=536Fahrenheit), reverse polarity, and overvoltage protection 4.Bluetooth App Control: This diesel fuel heater supports Bluetooth app control from up to 98 ft. Use your phone to set timers, preheat, and adjust the temperature (46.4-96.8Fahrenheit). Also operable via remote control and LCD screen for added convenience 5.Wide Compatibility: Our diesel parking heater is compatible with RVs, trucks, SUVs, vans, tents, and garages. It runs on 12V/24V DC or household AC power and can operate below 9,842 ft elevation, making it ideal for winter trips and daily use Details: Diesel Heater, 8KW, DC 12V/24V, All in One Portable Diesel Air Heater with Bluetooth APP Control, Remote Control and LCD Screen, 1.9 Gal Fuel Tank for Trucks, Vans, RVs, Campers, and Garages

Specifications

color

BlackSource

Fuel Type

Diesel

Heat Output

5-8KW

Heat Source

Combustion (Diesel)

Heating Method

Forced Air

Heating Highlights