Lennox 15G21 Inverter Control 322838-752 Integrating this genuine Weil McLain

Integrating this genuine Weil McLain boiler part avoids the resistance issues and signal noise common with generic alternatives

and RGLS series

It can be used alongside digital thermostats in a series circuit to interrupt the compressor or humidifier signal based on the set RH percentage

Features 3/8 inch ODF solder connections for standardized installation in common liquid line configurations

facilitating faster inspections and motor replacements for field technicians

Lennox 15G21 Inverter Control 322838-752 Integrating this genuine Weil McLainThe Lennox 15G21 Inverter Control is a 5HP 230V Inverter Control specifically engineered for high demand variable frequency drive applications in commercial HVACR systems. As a pre programmed VFD replacement kit, it is the direct OEM solution for Lennox LG LC, SG SC, KG KC KH, and TA EL series rooftop units. This Mitsubishi FR D720 series platform provides precise 3 phase motor speed modulation, optimizing HVAC energy efficiency by adjusting frequency