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The McDonnell & Miller RB-24E-L (Part Number 144690) is a specialized residential low water cut off designed for 24V hot water boiler systems
including models from the Weather King and Corsaire lines
visible cracks or carbon fouling on the ceramic insulator
Built as the direct P70CA-2 replacement
How do I adjust the superheat on this York TXV
Siemens Building Technology 331-4313 Actuator 30067439-890 The McDonnell & Miller RB-24E-LThe Siemens 331 4313 No. 3 Pneumatic Actuator is a heavy duty, bellows operated rugged metal actuator designed for proportional control of medium to large dampers and terminal units. Operating within a 3 to 7 psi spring range, this unit provides a consistent 2 3 8 inch stroke for precise mechanical positioning. Engineered with a fixed mounting configuration and a neoprene diaphragm, it maintains high torque performance in demanding HVAC environments.
US$ 20.00
US$ 36.00
US$ 17.00
