McDonnell & Miller 157S-R Controller Els PW 17895 Streamlined Installation: Features a hinged
Baker’s notes & crumb story
Description
McDonnell & Miller 157S R Controller Els PW 17895 Streamlined Installation: Features a hinged Streamlined Installation: Features a hinged captive cover for easy access to internal circuitry and dual sensors that prevent internal leaks compared to traditional manifold setups The unit is housed in a rugged zinc plated steel enclosure that protects the SPDT contact arrangement and silicone diaphragm from the mechanical stresses of a mechanical room environment