Honeywell Commercial 221508A2 Motor Resistor Board

Motor Resistor Board for Honeywell Commercial 221508A2 is a reliable control module designed for use with Series 2 or 3 Modutrol IV motors. This resistor board provides a robust SPST on/off control signal for efficient operation in demanding commercial HVAC environments.

Built to endure industrial conditions, the board uses screw terminals for secure connections and supports standard power handling of 20 VA. With a wide operating temperature range of -18 to 55°C, it maintains dependable performance across installation sites.

• Type: Resistor Board
• Used On: Series 2 or 3 Modutrol IV Motors
• Control Signal: SPST On/Off Switch
• Connection: Screw Terminal
• Specs: 20 VA power, -18 to 55°C

Whether you're replacing a worn unit or upgrading an HVAC control panel, this Motor Resistor Board delivers reliable control and straightforward compatibility with Honeywell Modutrol IV systems.

Designed for serviceability in commercial HVAC installations, it simplifies retrofits and minimizes downtime. The resistor board supports consistent motor performance, reduces electrical wear, and is compatible with Modutrol IV control schemes and standard screw-terminal wiring found in many Honeywell systems.