Hcalory TB MAX2

Last updated: October 30, 2026

Hcalory TB MAX2
2.9/5#19 of 34 in all in one diesel heaters
2.9

A well-equipped toolbox heater for campers and garages that want long runtimes, altitude adjustment and quiet nights. Expect about 3 kW of heat, not 8.

  • 8 kW claimed (about 2.8 kW from its fuel burn)Heat output
  • 0.12 to 0.35 L/hFuel burn
  • None publishedType approval
  • 1 yearWarranty
Check price at Amazon$309.99Check price at Hcalory$299.99

Price checked October 30, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • 7.9 L tank runs about 65 hours on its lowest setting
  • Wireless remote reads the room temperature where you sit
  • Adjusts itself for altitude up to 16,400 ft
  • Rated quieter than most toolbox heaters, with a carbon burn-off cycle
Cons
  • Sold as 8 kW, but its fuel burn supports about 2.8 kW
  • Expensive for a toolbox heater
  • Heavy at 28 lb

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 numberTB MAX2
Heating
Heat output (maker)8 kW claimed (about 2.8 kW from its fuel burn)
Fuel burn0.12 to 0.35 L/h
Fuel tank7.9 L
BuildAll in one
Power
Supply12V/24V/110V
Controls and safety
ThermostatYes
Automatic altitudeYes, to 16,400 ft
AppBluetooth
TimerYes
RemoteYes
Type approvalNone published
Build
Noise54.6 dB
Dimensions15.74 x 10.83 x 12.87 in
Weight28 lb
Warranty1 year
Released2026-09

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