Dual Run Functionality: Manages both the compressor and condenser fan motor with a 40/5 microfarad rating

match the 45/7

The Maxitrol R9110-48 is a job-site essential for calibrating gas pressure regulators to specific field requirements

How do I know if my 50/5 MFD capacitor has failed

If the switch measures 0

Lennox 71G15 Vent Switch Dual Run Functionality: Manages bothProfessional grade Lennox 71G15 components are essential for maintaining the operational safety of residential and commercial furnaces. This 120V blocked vent switch is a specialized thermal safety control engineered to monitor flue gas temperatures and detect dangerous obstructions in the vent system. Calibrated to actuate at 280F, this manual reset rollout switch effectively cuts power to the gas valve or ignition control if exhaust gases back up