Designed for 2-pipe high-volume output systems

Veteran technicians rely on Harris Alcor brazing wire for permanent

Secure Panel Mounting: Features a rugged design to prevent loosening from compressor-induced vibrations

for high altitude propane conversion

an undersized return air duct

Lennox 25J30 Limit Switch Designed for 2-pipe high-volume outputThe 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