AERCO Boiler and Water Heater 124361-1 Board 321142-301 and the Lennox 47K31 Blower

and the Lennox 47K31 Blower Wheel is the professional-grade solution for restoring factory-spec performance

Refrigerant Versatility: Optimized for use with R404A and R507

Engineered with a 1/2" ODF solder connection

Exact Technical Match: Designed specifically for Carrier Frame-3 chillers using gerotor pumps

3-inch diameter specifications with rotation matched for Daikin-McQuay blower assemblies

AERCO Boiler and Water Heater 124361-1 Board 321142-301 and the Lennox 47K31 BlowerThe AERCO Boiler and Water Heater 124361 1 Ignition Stepper Board is a critical OEM component engineered to maintain peak operational efficiency in high performance condensing boilers. As a direct replacement for the legacy AERCO 124361, this advanced ignition control board manages the complex communication between the combustion system and the stepper motor. By providing precise HVACR replacement parts technology, it ensures accurate air to fuel