This ANSI Z21

providing a consistent 24V secondary output rated at 20VA

and is frequently found in HVACR heating systems and commercial cooking appliances

Check your furnace data plate for the limit switch part number or physical specifications

This core is engineered for refrigeration system contaminant removal

Belimo ZR-EXT-01 Shaft Extension Els PW 17895 This ANSI Z21The Belimo ZR EXT 01 Shaft Extension is a critical field installed component designed specifically for Belimo CCV (Characterized Control Valves). This valve shaft extension provides an additional 6. 7 inches (170 mm) of clearance, allowing actuators to be mounted away from pipe insulation to prevent condensation buildup and ensure accessibility in tight mechanical spaces. Engineering compatibility focuses on B2 and B3 series valves, serving as the