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ignition control
Universal Versatility: Standard 3/4" snap disc mounting holes and included terminal adapters allow for rapid installation across multiple brands
This step-down transformer converts a 120V primary input to a stable 24V secondary output
Can the Mueller W04048 be used with R-410A refrigerant
Lennox 25J30 Limit Switch ignition controlThe Lennox 25J30 is a heavy duty, disc style OEM furnace limit switch engineered for high precision thermal monitoring in residential and light commercial air handlers. This SPST normally closed control is a direct drop in replacement for the Lennox 25J3001 and is critical for maintaining safe plenum temperatures. Designed with an automatic reset function, the switch triggers a circuit break when temperatures reach the 155F cutout point, effectively
