Damper Position Switches

SPDT Damper Position Switches

The TS-470 damper end switch consists of an encapsulated mercury switch mounted on a 1/2" damper crank arm. The TS1-470 accommodates up to a 1" damper shaft.



The TS-475 damper position switch consists of a non-mercury switch mounted on a 1/2" damper crank arm. The TS1-475 accommodates up to a 1" damper shaft

Part # Switch desc  
TS-470 SPDT Merc Switch 1/2" damper crankarm Call... Add to Order
TS-475 SPDT Merc-Free Switch 1/2" damper crankarm Call... Add to Order
TS1-470 SPDT Merc Switch 1" damper crankarm Call... Add to Order
TS1-475 SPDT Merc-Free Switch 1" damper crankarm Call... Add to Order

Proportional Damper Position Indicator

The PQ-1001 provides a proportional resistance in response to damper movement. It consists of a potentiometer (5K ohm, 2 watts) mounted in a standard handi-box supplied with mounting hardware and

Part # Duct Mounting  
PQ-1001-3 Outside Call... Add to Order
PQ-1001-4 Inside Call... Add to Order

Replacement Fusible Links for Fire Dampers

When ordering, check the temperature set point of the unit you are replacing.

Other models and ranges are available to fit your specifications

Part # Type  
A-165F 165 F Link Call... Add to Order
A-212F 212 F Link Call... Add to Order
B-165F 165 F Link Call... Add to Order
B-212F 212 F Link Call... Add to Order