Is the S1-401021 bi-directional

The Bard HVAC 8407-068BX Transformer is an essential component for maintaining stable control voltage in Bard wall-mounted HVAC systems

and Lochinvar models

Unlike manual resets

Lennox 17W14 Pressure Switch 30067439-890 Is the S1-401021 bi-directionalThe Lennox 17W14 Pressure Switch is a critical safety component designed for precise refrigerant pressure monitoring in high performance HVAC systems. This 40 15# Low pressure switch serves as a reliable safeguard, engineered to open the electrical circuit when suction pressure falls below the 15 PSI cutout point and automatically resets when pressure rises back to the 40 PSI cut in threshold. Built to handle the rigorous demands of Lennox commercial