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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
This #42 drill size orifice is factory-calibrated to deliver approximately 25
It requires a continuous 24V signal from the thermostat or control module to remain in the open position
It is a direct fit for the Honeywell Q624 and Q652 Series ignition transformers
and GE units
Lennox 13W13 Blower Relay 321142-301 This #42 drill size orificeThe Lennox 13W13 Blower Relay is a genuine OEM 24V furnace fan control relay designed for precise blower motor activation in residential and light commercial HVAC systems. This HVAC blower relay replacement serves as the critical switching interface between the low voltage thermostat circuit and the high voltage blower motor, ensuring the fan cycles correctly during heating and cooling demands. Engineered to exact factory specifications, the Lennox
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