Lennox 10M61 Limit Switch 321894-709 The ASCO 8220G404 is a

The ASCO 8220G404 is a professional-grade 2-way normally closed solenoid valve engineered for demanding high-temperature applications

The P500A-GR is designed to integrate with Belimo actuators and standard control systems that utilize 500 Ohm feedback potentiometers for damper position indication or control

If the blower does not produce enough differential pressure or the switch is faulty

systems using supplied connectors

The 3/4" x 3/4" NPT straight-through body and 4-inch swing radius make it easy to drop into tight vestibules where other valves won't fit

Lennox 10M61 Limit Switch 321894-709 The ASCO 8220G404 is aThe Lennox 10M61 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial furnace heating systems. As an OEM replacement part, this L180 40F limit control is engineered to open the electrical circuit when the plenum temperature reaches 180F, effectively preventing heat exchanger damage and ensuring safe appliance operation. It features a 40F differential, meaning the switch will