While similar in function

This 3-inch blade is typically found in specific power-vented units where space is a constraint

often resulting in improper air mixing or high static pressure alarms

you will connect the white (common) and red (208V) leads

and WP2-18A

Belimo ZG-TF2 Adaptor Kit While similar in functionThe Belimo ZG TF2 Crankarm Adaptor Kit is a field proven solution for damper actuator retrofit applications where direct coupling to the damper shaft is physically obstructed or impossible. Specifically engineered for the Belimo TF series actuators, this kit enables seamless integration of TFB(X) spring return actuators into existing mechanical linkages, effectively replacing legacy foot mounted, crankarm style units from Honeywell, Johnson Controls,