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
2.8/5
A compact 2 kW split heater for car and small truck cabs, though it costs as much as LF Bros’s 5 kW kit.
- 2 kWHeat output
- 0.18 to 0.53 L/hFuel burn
- None publishedType approval
- 1 yearWarranty
Check price at Amazon$189.99
Price checked October 30, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Small enough to fit under a car or truck seat
- Low 1.1 kW setting suits small cabs without overheating
- Timer to warm the cab or clear frost before you leave
Cons
- No thermostat, so you set the power level by hand
- Costs as much as LF Bros’s 5 kW split kit
- No published power draw, tank size or noise figures
- Only a one-year warranty
The LF Bros T3 split family
Every LF Bros T3 split model we rank, smallest first. Ratings compare each against its own type.
| Model | Heat output | Rating | Price |
|---|---|---|---|
| LF Bros Split 2kW T3 Diesel Heater (this one) | 2 kW | 2.8/5 | $189.99 |
| LF Bros Split T3 5kW Diesel Heater | 5 kW | 2.9/5 | $189.99 |
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | Split 2kw T3 |
|---|---|
| Heating | |
| Heat output (maker) | 2 kW |
| Lowest output | 1.1 kW |
| Fuel burn | 0.18 to 0.53 L/h |
| Build | Split (installed) |
| Power | |
| Supply | 12V |
| Controls and safety | |
| Thermostat | No |
| Timer | Yes |
| Type approval | None published |
| Build | |
| Dimensions | 13.2 x 4.57 x 4.68 in |
| Warranty | 1 year |
Alternatives in this type
LSZQJ 8kW Brushless Diesel Heater
#31 in SplitFull review
A brushless split heater with automatic altitude adjustment for vans, trucks and RVs at 12V. The listing publishes too few figures to judge its real output.
Amazon $198.99$198.99
Hcalory HBU1S 5kW Diesel Heater
#33 in SplitFull review
A cheap app-controlled split heater for DIY van and RV installs, though Hcalory publishes few specs for this 5 kW version.
Amazon $99.99$99.99
Compare
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