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MH4B Little Buddy LP Gas Heater

Mr. Heater 3,800 BTU Heater
Part Number:
In stock
  • No electricity required
  • 3,800 BTU/hr
  • Low-oxygen safety shutoff system (ODS)
  • 45 degree heating angle
  • Accidental tip-over shut-off
  • Push button start
  • Users a 1 lb. disposable propane cylinder (not included)
  • Not designed for use above 7,000 feet
  • Limited 1 year warranty
More Information
Part NumberMH4B
BrandMr. Heater

Additional Information

Need a compact, indoor, safe, propane heater? has the right-sized solution for instant heat. The Mr. Heater Little Buddy, MH4B, LP gas heater from has a radiant heating technology that you feel instantly. Portable and compact, you can use this 3,800 Btu heater on workbenches, tents, campers, patios and decks, and for emergency heat. This small portable heater can heat up to 100 square feet for 5 ½ hours. MH4B, Little Buddy LP gas heater, is compact in size with an 8” base so it can be placed on a counter top or on the ground. Even better, this LP gas heater features a low-oxygen safety shut off system (ODS) and a tip-over safety shut-off. The Little Buddy, MH4B, also has an easy grip handle with a push button start and off. So what are you waiting for? Order your Mr. Heater, MH4B, Little Buddy LP gas heater from today!

  • No electricity required
  • 3,800 Btu/Hr
  • Operates using 1lb disposable propane cylinder
  • Push button start and off
  • Accidental tip over shut off
  • Low oxygen safety shut off system – (ODS)
  • Limited 1 year warranty

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