From Cold to Cozy: Understanding the Energy Demands of My Diesel Heater

Camping just got a whole lot cozier! I recently invested in a diesel heater perfect for chilly outdoor adventures. I conducted some power measurements to ensure my battery capacity was sufficient to power it.

I’ve summarized my findings below. If you’re curious about the specifics and want to dive into the details, keep reading – I’ve included tables with my logged measurements at the bottom of this post.

The Hcalory L1-N model I purchased and tested is capable of running on both 12 volts and 24 volts. I used 12 volts during my test run to ensure accurate measurements since that is what I plan to use.

The currents below are 20-minute averages, and the 10-minute averages within that period varied.

Findings:

  • Over the first 10 minutes of startup, it consumed 0.5 amp hours.
  • The maximum current, which was during startup, was 14 amps.
  • At the H-6 heating level, it drew 2.6 amps on average.
  • At the H-3 heating level, it drew 1.2 amps on average.
  • At the H-1 heating level, it drew 0.4 amps on average. 

Thanks for joining me on this adventure, and I’ll see you on the next post!


These measurements are across the entire test:

ParameterValue
Peak Current14.24A
Peak Power175.8W
Minimum Voltage12.29V
Air Inlet Temperature60F

These are cumulative measurements beginning when the heater was first started with heating level H-6.

TimeAmp HoursWatt Hours
00:0000
00:050.2873.3
00:100.4264.7
00:200.7016.9
00:401.29212.3

These are cumulative measurements after the heater was set to heating level H-3 and stabilized.

TimeAmp HoursWatt Hours
00:451.40413.3
00:551.61215.8
01:051.81817.8

These are cumulative measurements after the heater was set to heating level H-1 and stabilized.

TimeAmp HoursWatt Hours
01:101.87118.2
01:201.94018.9
01:302.01519.6
From Cold to Cozy: Understanding the Energy Demands of My Diesel Heater
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