Fast Installation: Standard panel-mount design with spade terminal connections simplifies field replacement for technicians

Manual Control: Features a color-coded AC (red) pushbutton and override lever to lock contacts in the powered position during testing

What input voltage is required for the 0-10Vdc signal

manufactured as the White Rodgers 50E47-843

Precision Tolerance: Tight +/- 5% capacitance helps motors run at optimal current

McDonnell & Miller 93-7B-HD Pump Controller R-410A Fast Installation: Standard panel-mount designThe McDonnell & Miller 93 7B HD (Part Number 163200) is a high performance head mechanism only designed for direct replacement in Series 93 and 193 boiler water level controls. This heavy duty unit integrates a low water cut off and pump controller, specifically engineered for industrial and commercial steam boilers. Featuring a No. 7B potentiometer switch, it provides a 135 ohm proportional signal for modulating feed water valves, ensuring precise