Pay in 4 interest-free payments of $24.64 Learn more
Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
Can I use a pressure switch with a different WC rating if it looks the same
HZ311) and most vintage 24Vac zoning controls
Always verify your specific model and serial number to ensure exact fitment
Automatic Reset: Eliminates nuisance lockouts by automatically closing once the system returns to a safe temperature range
Siemens Building Technology SSD81U Actuator R-448A Can I use a pressureThe Siemens SSD81U Actuator is a 24V 3 position floating actuator engineered for precise control of Pressure Independent Control Valves (PICV). This non spring return (NSR) electromotoric actuator high torque performance, delivering 56 lbs (250 N) of nominal force to ensure accurate valve positioning in rigorous HVAC applications. Designed for seamless integration with 1 2 inch to 1 1 4 inch valves, it utilizes a direct coupled installation that
US$ 32.99
US$ 22.00
US$ 27.00
US$ 27.00
US$ 22.00