LF Bros N4 5kW Diesel Heater
#24 in All in oneFull review
A compact portable heater for small garages, tents and vans that need mains or battery power and a timer.
Amazon $229.99$229.99
The LF Bros N4 5kW Diesel Heater is the better diesel heater overall, rated 2.8 to 2.6. The LF Bros N4 5kW Diesel Heater leads on controls and safety. The LF Bros N4 5kW Diesel Heater costs $270 less ($229.99 vs $499.99).
maXpeedingrods 5KW Self-Powered Heater
#34 in All in oneFull review
For tents, ice fishing and remote cabins with no battery to spare. You pay a large premium for the self-powered design, and the controls are basic.
Amazon $499.99$499.99
Prices were last checked October 30, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the LF Bros N4 5kW Diesel Heater for controls and safety (timer; no app vs basic; no CO sensor).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every all in one diesel heater; a clear win is highlighted. How we rank explains each one.
| Factor weight | LF Bros N4 5kW Diesel Heater | maXpeedingrods 5KW Self-Powered Heater |
|---|---|---|
| Overall rating | 2.8/5 | 2.6/5 |
| Value 25% | 69 $46 per kW ($229.99, 5 kW) | 30 $132 per kW ($499.99, 3.8 kW); 5 kW claimed, more than its fuel burn can supply |
| Type approval 20% | 0 no type approval published | 0 no type approval published |
| Controls and safety 15% | 50 timer; no app | 22 basic; no CO sensor |
| Power draw 15% | 50 power draw not published (neutral score used) | 50 power draw not published (neutral score used) |
| Warranty 15% | 0 1-year warranty | 50 warranty not published (neutral score used) |
| Low setting 10% | 50 down to 1.4 kW | 50 down to 1.4 kW (from its lowest fuel burn) |
Specifications
| LF Bros N4 5kW Diesel Heater | maXpeedingrods 5KW Self-Powered Heater | |
|---|---|---|
| Heating | ||
| Heat output (maker) | 5 kW | 5 kW claimed (about 3.8 kW from its fuel burn) |
| Lowest output | 1.4 kW | - |
| Fuel burn | 0.18 to 0.53 L/h | 0.17 to 0.48 L/h |
| Fuel tank | - | 3.7 L |
| Build | All in one | All in one |
| Power | ||
| Supply | 12V/24V/110V | 12V |
| Controls and safety | ||
| Automatic altitude | - | No |
| App | No | No |
| Timer | Yes | - |
| Remote | Yes | Yes |
| CO shutoff | - | No |
| Type approval | None published | None published |
| Build | ||
| Dimensions | 13.6 x 6 x 15 in | 41 x 26.5 x 28 cm |
| Weight | 16 lb | - |
| Warranty | 1 year | - |