Blaze King King 40
12-Month, 0% Financing Available*
- FUEL
- WOOD
- SIZE
- XL
- HEATED SQ. FT.
- 3000
The Blaze King King Classic (KE40) is a high-efficiency wood stove designed for large homes and colder climates. It features a 4.35 cubic foot firebox capable of holding up to 80 lbs. of wood, providing a maximum heat input of 708,275 BTUs. With an efficiency rating of 81%, it can heat spaces ranging from 1,500 to 3,000 square feet. The stove offers a constant heat output of 38,516 BTUs per hour on high for up to 12 hours, and 10,392 BTUs per hour on low for up to 40 hours. Additional features include an 8-inch flue size, low emissions of 1 gram per hour, and optional accessories such as an ash drawer, cast iron legs, fan kit, and a fresh air kit for mobile homes.
product specifications:
- FUEL:
- WOOD
- SIZE:
- XL
- HEATED SQ. FT.:
- 3000
- Efficiency:
- 81% (EPA listed efficiency)
- Maximum Heat Input*:
- 708,275 BTUs
- Heat Output on High, BTUs:
- 38,516 (EPA listed)
- Heat Output on Low, BTUs:
- 10,392 (EPA listed)
- Square Feet Heated:
- 1500 - 3000
- Average Heating Time*:
- 10 to 20 hours
- Potential Run Time on Low*:
- 40 hours
- Emissions (grams/hour):
- 1 g/hr
- Usable Firebox Volume:
- 4.25 cu.ft.
- Flue Size:
- 8"
- CO (g/min):
- 0.49
frequently asked questions
The King 40 delivers a constant heat output of 38,516 BTUs per hour for up to 12 hours on high, and 10,392 BTUs per hour for up to 40 hours on low.
Blaze King lists an average heating time of 10 to 20 hours, and says the King can burn for 40+ hours on low or produce a tremendous amount of heat for 12 to 16 hours, depending on installation and wood type.
You can fit up to 80 lbs. of wood into the King's 4.35 cu.ft. firebox, equal to 708,275 BTUs of available wood energy. Blaze King calls it the largest and deepest firebox of any stove on the market.
Per the owner's manual, the King 40 (KE40) is certified to comply with the 2020 U.S. EPA particulate emission standards using crib wood, with an EPA emission rate weighted average of 1.0 grams per hour.
The King 40 uses an 8 inch flue; per the owner's manual, the flue collar opening is 8 inches I.D. All venting and installation requirements must follow the owner's manual.
Per the owner's manual, Blaze King covers the stove body and accessories with a limited 5 year warranty, the catalytic combustor with a limited 6 year warranty, fan assemblies and the modular thermostat for 2 years, and all parts and materials for 1 year.
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