This unit requires a 208-230V single-phase supply

Smith 100109951 is the specific OEM replacement part required to restore precise combustion air pressure monitoring

Manual Override Function: Integrated manual operating lever allows for system flushing and emergency operation without electrical signal

this inverter duty motor is suitable for VFD use within the manufacturer's specified speed ranges

Is this switch auto-reset or manual-reset

Functional Devices RIBHX24BA Enclosed Relay 326058-757 This unit requires a 208-230VThe Functional Devices RIBHX24BA is a heavy duty 20 Amp enclosed relay designed for high current switching in demanding HVACR and building automation environments. This SPDT pilot relay features a 24 VAC DC coil, making it compatible with standard low voltage control systems. Housed in a durable NEMA 1 enclosure, the RIBHX24BA is engineered for surface mounting or direct attachment to a electrical junction box. The pre wired leads and external LED