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Pneumatic Piston Damper Actuator with Universal Mounting Kit
ensuring there is no signal drift or calibration error that could lead to short-cycling or improper modulation
always verify your fan blade pitch (CW/CCW) against the motor's shaft rotation before finalizing the installation
Is this a Type J or Type S seal
Does this actuator include an end switch
Laars Heating Systems 2400-228 Pressure Switch 319848-301 Pneumatic Piston Damper Actuator withThe Laars Heating Systems 2400 228 Pressure Switch is a critical safety component designed for precise draft monitoring and combustion air verification in high efficiency hydronic systems. This OEM replacement part, also identified as the Pressure Switch Mark II, is engineered specifically for compatibility with Laars Mark II H Series residential and commercial boilers, including models H, HW, and HP (sizes 60 130). As a normally open switch, it
US$ 180.00
US$ 60.00
US$ 20.00
US$ 127.00