White-Rodgers 21D64-2 Heating Control Igniter Upgrade Kit

White-Rodgers 21D64-2 Heating Control Igniter Upgrade Kit is the go-to solution for upgrading your furnace igniter with a reliable nitride element. This igniter upgrade kit is designed for compatibility and easy installation, delivering faster ignition and dependable performance.

Key specifications include a lead length of 15.5 inches, input voltage rating of 102–132 VAC at 60 Hz, and a current rating of 3 A at 132 VAC. The timing rating is 17 seconds and the load insulation temperature rating is 250°C, ensuring robust operation in demanding furnace environments. This kit ships with a nitride igniter featuring a 12.5 inch lead, plus essential mounting hardware for quick setup.

Ideal for replacing worn or inefficient igniters, this upgrade improves reliability and efficiency across a range of heating control boards.

• Nitride igniter with a 12.5 inch lead for durable ignition
• Includes a universal mounting bracket and screw for flexible installation
• Mounting adapter bracket for secure fit
• Two ceramic wire nuts for secure electrical connections
• Nitride upgrade furnace label for proper identification