Inspect the pan for hairline fractures or significant mineral "pitting

this silicone cover gasket provides critical leak prevention in high-temperature environments

This genuine OEM Lennox replacement part is engineered to provide a high-temperature

It utilizes the same terminal pinouts and mounting footprint for a 1:1 replacement

Aaon R50510 Phase Monitor 321894-708 Inspect the pan for hairlineThe Aaon R50510 Phase Monitor is a critical electronic component designed to protect high performance HVACR systems from catastrophic motor failure. Engineered specifically for Aaon rooftop units and chillers, this three phase power monitor continuously tracks incoming voltage for phase loss, phase reversal, and low voltage conditions. By detecting power fluctuations before they reach the compressor, the R50510 voltage protector prevents overheating