Honeywell 221508A2 Resistor Board Els PW 17895 Å California Proposition 65 Warning:

Å California Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm

Override Button and Light Emitting Diode

Is this compatible with older Dunkirk D-series boilers

Attempting to mount this on a different brand may result in improper seating

Honeywell 221508A2 Resistor Board Els PW 17895 Å California Proposition 65 Warning:The Honeywell 221508A2 Resistor Board is a critical field installable component designed for Series 90 Modutrol IV motors. This specialized Honeywell resistor board assembly enables advanced motor sequencing and multi actuator control from a single signal source. It serves as the direct replacement for Legacy Honeywell 4074BYK and 4074EED resistor kits, providing a unified solution for modernizing existing HVAC damper and valve actuator arrays. When