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DAKA Wood or Coal Burning Furnace 62,500-125,000 BTU 621

SKU: 21010123  |

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DAKA Wood or Coal Burning Furnace 62,500-125,000 BTU 621

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This DAKA Furnace burns wood or coal (with the addition of coal grate kit, not included) to produce up to 125,000 BTU to heat your entire home or shop. Built to last, this furnace features a fire box constructed of 3/16in. thick steel plating, firebrick lining and a heavy-duty cast iron fire door with an easy-to-operate handle. Infinitely adjustable heat settings provide convenient heat control.

The high-quality Dayton blower features a 1/10 HP permanent split capacitor motor and sealed ball bearings for trouble-free performance. A secondary heat chamber is controlled with a sliding baffle, increasing efficiency. There are also two 8in. warm air outlets on top of unit. EPA exempt.  Not to be installed in mobile homes. U.S.A. Not for sale in California and Washington.


  • Furnace
  • Blower
  • 15 Firebricks
  • Cast iron grate
  • Fan control
  • 4 in. junction box with wiring for blower and fan control
  • Auto Damper control
  • Cast iron fire door with gasket
  • Ash pan assembly with gasket


  • Burns wood or coal (burning coal requires Soft Coal Shaker Grate Kit, not included)
  • Produces 62,500 to 125,000 BTU
  • 3/16in. thick steel plating
  • Firebrick lining
  • Heavy-duty cast iron fire door with an easy-to-operate handle
  • Infinitely adjustable heat settings
  • High-quality Dayton blower with 1/10 HP permanent split capacitor motor and sealed ball bearings
  • Secondary heat chamber
  • Two 8in. warm air outlets on top
  • Manual with 'Best Burn Practices'  (see attached) included with each furnace
  • Each furnace includes a Digital Moisture meter (batteries included) for measuring moisture of wood


Heating Capability (sq. ft.) 3,000
Mobile Home Approved No
BTU  62,500 to 125,000
Blower Included Yes
Blower 550
Blower Power Supply (Volts, Amps) 120V, AC 15 amps
Heat Settings Infinitely adjustable
Thermostat Included Yes
Igniter None
 Full Load Run time (Hours)  10
 Fuel Type  Wood/Coal
 Max. Log Size Accepted (L in.)  25
 Flue Collar Size (in.)  6
 Stove Pipe Included No 
 Door Opening W x H (in.) 11 x 11 
 Firebox Size W x D (in. 14 x 25
 Clearance from Side Wall (in.) 18 
 Clearance from Rear Wall (in.) 32.5 
 Clearance from Corner (in.) 32.5  
 EPA Certified No 
 EPA Exempt Yes 
 Dimensions W x D x H (in.)  24 x 45 1/2 x 48
SKU 21010123
Model 621
Weight 503.0000
Color No
Size No
Width No
In Store Only No
Price $1,199.97
Rural King provides a defect or damage warranty within 30 days of receipt. All Manufacturing Return Policies Supersede Rural King's Return Policy.
Product Manual

Customer Reviews

had furnace for two year Review by randy traver

need to put another fan in,payed for it self in fuel oil savings

(Posted on 4/6/2014)

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Product Questions

we own a modular home with full basement any reason why we cant put this in the basement