McDonnell & Miller 193-7B Boiler Low Water Cut-Off/Pump ControllerThe McDonnell & Miller 193 7B Boiler Low Water Cut Off Pump Controller delivers reliable protection for your boiler system, combining a low water cut off with a versatile pump controller in a rugged mechanical actuation design. Designed for commercial and industrial boiler setups, this unit supports 1 inch threaded port connections and comes with a Series 7B switch, meeting UL, CSA, and FM standards for safety and performance. Ideal for retrofits and

Temperature control: Single

Wide applicability: Commonly used with models PGAD42E1LB

it supports efficient operation across household demands

it resists corrosion and stands up to regular use

Lead length: 96 inches

Simple installation with standard tools

300 psi static

and dependable pressure management in demanding environments

the BLPS200 provides stable readings that integrate easily with standard control systems

tool-efficient setup with minimal downtime

it supports a 9 ft 9 in cable

Vent & installation: 1/8" vent connection