Belimo ZONE120NO Actuator R-407C The Cleveland Controls DFS-221-112 Switch

The Cleveland Controls DFS-221-112 Switch is a fixed-setpoint air pressure sensing switch designed for critical airflow proving in duct heaters

Its field-replaceable indicator paper ensures long-term serviceability without removing the brass body from the liquid line

the Reznor 57953 ensures the system remains compliant with manufacturer specifications

the 14Y65 is the direct manufacturer-recommended transition part for the 79J81 and 104607-01 models

Belimo ZONE120NO Actuator R-407C The Cleveland Controls DFS-221-112 SwitchFor contractors requiring a dependable zone valve actuator, the Belimo ZONE120NO is engineered for robust performance in hydronic systems. This spring return valve actuator 120V operates with a normally open (NO) configuration, ensuring fail safe operation by returning to its open position upon power loss. Designed for on off control actuator applications, it provides precise and reliable modulation of fluid flow. With a nominal voltage of AC 120 V