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Supco IG406 Flat Silicon Carbide Hot Surface Furnace Ignitor
[SUP IG406]
Supco IG406 Flat Silicon Carbide Hot Surface Furnace Ignitor
Click to enlarge

Supco IG406 Flat Silicon Carbide Hot Surface Furnace Exact/Direct Replacement Igniter

SUPCO’s IG series flat hot surface igniters offer dependable ignition in all heating applications; including furnaces, boilers, rooftops, unit heaters, water heaters, swimming pool heaters and many other types of heating equipment. The SUPCO Flat Igniters offer an efficient, stronger more reliable hot surface Silicon Carbide (SIC) composition that uses a unique manufacturing process, compared to the existing Silicon Carbide design that has been used in heating equipment for years.


Time to temperature (1800° F):<17 seconds @ 102 VAC
Voltage: 120 VAC
Amperage: 3.5 – 5 AMPS @ 132 VAC maximum
Cold Resistance: 40 - 100 OHMS @ 75°F +/- 10°F


  • Faster time to temperature response
  • Stronger more durable design
  • More robust in transit
  • Higher resistance to oxidation
  • Prolonged life
  • 18 gauge nickel copper high temperature fiberglass insulated lead wires
  • All kits include the necessary hardware, instructions (where applicable) and cross reference information for easy installation.
  • Lower power consumption
  • Superior gas lighting ability

Product Replacement Information
The IG406 product is a direct replacement for the following:

41-406 Y N/A




IG406 Cross References


Exact Functional
American Appliance 271B 41-406 X  
Comfort Zone 150114-04-01 41-406 X  
American Water Heater 6901800 41-406 X  
American Water Heater 6903767 41-406 X  
American Water Heater


41-406 X  
Glowcore 1950001 41-406 X  
Glowcore HSRK7 41-406 X  
Glowcore FY009 41-406 X  
Johnstone L37-812 41-406 X  
Lochinvar LCVT27012G 41-406 X  
Lochinvar PLT2702 41-406 X  
Mars 67925 41-406 X  
Mor Flo 3200580 41-406 X  
Mor Flo 3210401 41-406 X  
Norton 201J 41-406 X  
Norton 201M 41-406 X  
Norton 201N 41-406 X X
Norton 201Y 41-406 X  
Norton 271M 41-406 X  
Norton 271Y 41-406 X  
Norton MB457027 41-406 X  
Norton MB478601 41-406 X  
Perfection Schwank 108803-G1 41-406 X  
Starlite 1406 41-406 X  
Weil Mclain 511-330-188 41-406 X  
Weil Mclain 511-330-148 41-406 X  
White Rodgers


41-406 X  


Supco IG406 Flat Silicon Carbide Hot Surface Furnace Ignitor
Click to enlarge
For more information, please visit this products webpage.
This product was added to our catalog on Friday 07 October, 2011.
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