Hcalory HBU1S 8kW Split Heater
#10 in SplitFull review
A bargain split heater kit for a van, truck or camper install, with app control and a thermostat. Expect about 3.5 kW of heat, not 8.
Amazon $99.99$99.99
The Hcalory HBU1S 8kW Split Heater is the better diesel heater overall, rated 3.2 to 2.8. The LSZQJ 10kW Brushless Diesel Heater wins on controls and safety. The Hcalory HBU1S 8kW Split Heater costs $166.61 less ($99.99 vs $266.60).
LSZQJ 10kW Brushless Diesel Heater
#29 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 $266.60$266.60
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 LSZQJ 10kW Brushless Diesel Heater for controls and safety (holds a set temperature, automatic altitude, app, timer; no CO sensor vs holds a set temperature, app, timer; no automatic altitude).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every split diesel heater; a clear win is highlighted. How we rank explains each one.
| Factor weight | Hcalory HBU1S 8kW Split Heater | LSZQJ 10kW Brushless Diesel Heater |
|---|---|---|
| Overall rating | 3.2/5 | 2.8/5 |
| Value 25% | 96 $29 per kW ($99.99, 3.5 kW); 8 kW claimed, more than its fuel burn can supply | 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% | 70 holds a set temperature, app, timer; no automatic altitude | 80 holds a set temperature, automatic altitude, app, timer; 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 | 0 1-year warranty |
| Low setting 10% | 67 down to 1.2 kW (from its lowest fuel burn) | 50 lowest setting not published (neutral score used) |
Specifications
| Hcalory HBU1S 8kW Split Heater | LSZQJ 10kW Brushless Diesel Heater | |
|---|---|---|
| Heating | ||
| Heat output (maker) | 8 kW claimed (about 3.5 kW from its fuel burn) | 10 kW |
| Fuel burn | 0.15 to 0.44 L/h | - |
| Fuel tank | 10 L | - |
| Build | Split (installed) | Split (installed) |
| Power | ||
| Supply | 12V/24V | 12V |
| Controls and safety | ||
| Thermostat | Yes | Yes |
| Automatic altitude | No | Yes |
| App | Bluetooth | Bluetooth |
| Timer | Yes | Yes |
| Remote | Yes | Yes |
| CO shutoff | - | No |
| Type approval | None published | None published |
| Build | ||
| Weight | 20.9 lb | - |
| Warranty | 1 year | 1 year |
| Released | 2025-09 | - |