OEM Compatibility: Exact York S1-401610 specifications ensure a perfect fit for Source 1 and Johnson Controls units without modification

sizing this valve to at least 25% above the maximum operating pressure is recommended to prevent premature discharge and ensure system integrity

including high-efficiency heat pumps and dual fuel units

60" WC switch to ensure the heater operates within its designed airflow parameters

provided the ambient temp stays within specified limits

Advanced Distributor Products 76716400 Limit Switch 320734-701 OEM Compatibility: Exact York S1-401610The Advanced Distributor Products 76716400 Limit Switch is a critical safety component designed for precision temperature monitoring within high performance HVAC systems. As an authentic ADP OEM replacement part, this electromechanical device serves as a primary safeguard, preventing internal overheating by monitoring the supply plenum's thermal conditions. When temperatures exceed factory set safety thresholds, the 76716400 high limit switch