The technical spec of the MV Airo 2kw heater states that the power consumption is 14-29 Watts

Once the set temperature is reached in your van it only consumes around 14 watts to maintain it… so it'll really not be much of a draw on your battery.

Here are some more details from the tech spec:

  • Output: 2000W
  • Fuel: Diesel
  • Voltage: 12v
  • Fuel consumption: 0.12 - 0.24 L/hr
  • Rated Power Consumption: 14-29 W
  • Weight: 2.6Kg
  • Dimensions: 323 x 120 x 121 mm