an Over Pressure Protection Device (OPD) model would be required to meet code and ensure system safety

Always verify the MPN against your specific model's parts list

The Lennox 82A63 Electric Element is a critical field-service component designed for high-performance thermal energy transfer in residential and commercial air handlers

With a 3/8" sweat inlet and outlet

Field-tested for durability in Aaon RN and RQ series equipment

Johnson Controls A350SS-1 Temperature System Refrigerant an Over Pressure Protection DeviceThe Johnson Controls A350SS 1 is a high performance electronic temperature reset system designed for veteran contractors who require precise, reliable thermal management in complex HVACR applications. Operating on a standard 24Vac supply, this System 350 module executes a dynamic reset strategy, automatically adjusting the supply temperature setpoint based on fluctuating master sensor conditions. Whether you are managing chilled water loops or