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

it ensures exact alignment for the head mechanism and internal float assembly

Take-Apart Design: The STAS-487T shell allows for easy maintenance and core swaps without cutting the refrigerant lines

universal pilot assembly engineered for standing pilot applications in commercial and industrial gas-fired equipment

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

Johnson Controls A350SS-1 Temperature System Refrigerant Always verify the MPN againstThe 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