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Mr. Heater 18,000 BTU Big Buddy Portable Heater F274805

SKU: F274805
Manufacturer part number: F274805
Manufacturer: Mr. Heater
With the Big Buddy portable heater from Mr. Heater, you can quickly warm up any campsite with ease as you travel across the country.

When you’re living your life on the road, you can enjoy the comforts of everyday conveniences when you pack along this portable propane heater from Mr. Heater. This heater can put out an impressive 4,000, 9,000, or 18,000 BTUs per hour that can quickly warm up a 450 square foot room. The automatic low-oxygen shut-off system coupled with an accidental tip-over safety shut-off will ensure your safety. It can easily connect to any 1-pound cylinder tank or even a 20-pound cylinder with an optional hose. Measuring 17.75 inches by 12 inches and 19 inches, this propane gas gauge only weighs 18 pounds so it won’t weigh you down. Since 1984, Enerco’s Mr. Heater Brand has delivered innovative technology and unmatched quality and service as America’s most popular brand of heaters. Through innovative products, innovative marketing, and world class customer service, Mr. Heater is leading the way in portable heat.



  • 4,000, 9,000, or 18,000 BTU per hour
  • Heats up to 450 sq. ft.
  • Single control start knob
  • Hi-Med-Low heat settings
  • Swivel regulators
  • Automatic low oxygen shut-off system (ODS)
  • Accidental tip-over safety shut-off
  • Connects to one 1 lb. cylinder
  • Connects to a 20 lb. cylinder with optional hose
  • Color: Black
  • Dimensions: 17.75” H x 12” D x 19” L
  • Weight: 18.725 lbs.

When you’re living your life on the road, you can enjoy the comforts of everyday conveniences when you pack along this portable propane heater from Mr. Heater. This heater can put out an impressive 4,000, 9,000, or 18,000 BTUs per hour that can quickly warm up a 450 square foot room. The automatic low-oxygen shut-off system coupled with an accidental tip-over safety shut-off will ensure your safety. It can easily connect to any 1-pound cylinder tank or even a 20-pound cylinder with an optional hose. Measuring 17.75 inches by 12 inches and 19 inches, this propane gas gauge only weighs 18 pounds so it won’t weigh you down. Since 1984, Enerco’s Mr. Heater Brand has delivered innovative technology and unmatched quality and service as America’s most popular brand of heaters. Through innovative products, innovative marketing, and world class customer service, Mr. Heater is leading the way in portable heat.



  • 4,000, 9,000, or 18,000 BTU per hour
  • Heats up to 450 sq. ft.
  • Single control start knob
  • Hi-Med-Low heat settings
  • Swivel regulators
  • Automatic low oxygen shut-off system (ODS)
  • Accidental tip-over safety shut-off
  • Connects to one 1 lb. cylinder
  • Connects to a 20 lb. cylinder with optional hose
  • Color: Black
  • Dimensions: 17.75” H x 12” D x 19” L
  • Weight: 18.725 lbs.
Products specifications
Brand Mr. Heater
Color Black
BTU 0 - 10,000
BTU 17,500 - 19,000
Weight 0 - 20 lbs.
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Products specifications
Brand Mr. Heater
Color Black
BTU 0 - 10,000
BTU 17,500 - 19,000
Weight 0 - 20 lbs.