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 rates 2.8 among all in one diesel heaters; the LF Bros Split Pro 5kW Diesel Heater rates 2.8 among split ones. The LF Bros N4 5kW Diesel Heater costs $220 less ($229.99 vs $449.99).
LF Bros Split Pro 5kW Diesel Heater
#30 in SplitFull review
A quieter 5 kW split heater with a thermostat and plateau mode for van and RV builds, at a premium over basic kits.
Amazon $449.99$449.99
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.
Scores side by side
These two sit in different type classes (all in one and split), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | LF Bros N4 5kW Diesel Heater | LF Bros Split Pro 5kW Diesel Heater |
|---|---|---|
| Overall rating | 2.8/5 | 2.8/5 |
| Value 25% | 69 $46 per kW ($229.99, 5 kW) | 50 no credible heat rating (neutral score used) |
| Type approval 20% | 0 no type approval published | 0 no type approval published |
| Controls and safety 15% | 50 timer; no app | 72 holds a set temperature, timer |
| 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 | 0 1-year warranty |
| Low setting 10% | 50 down to 1.4 kW | 50 lowest setting not published (neutral score used) |
Specifications
| LF Bros N4 5kW Diesel Heater | LF Bros Split Pro 5kW Diesel Heater | |
|---|---|---|
| Heating | ||
| Heat output (maker) | 5 kW | 5 kW |
| Lowest output | 1.4 kW | - |
| Fuel burn | 0.18 to 0.53 L/h | - |
| Fuel tank | - | 10 L |
| Build | All in one | Split (installed) |
| Power | ||
| Supply | 12V/24V/110V | 12V |
| Controls and safety | ||
| Thermostat | - | Yes |
| App | No | - |
| Timer | Yes | Yes |
| Remote | Yes | - |
| Type approval | None published | None published |
| Build | ||
| Dimensions | 13.6 x 6 x 15 in | - |
| Weight | 16 lb | 9.2 lb |
| Warranty | 1 year | 1 year |