Heat.net

Heat.net Store Home


Taco SR-503 Switching Relay w/Priority 3 Zone For Sale


Taco SR-503 Switching Relay w/Priority 3 Zone
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

Buy Now

Taco SR-503 Switching Relay w/Priority 3 Zone:
$80.00

The Taco SR503-4 Switching Relay is the best choice for all your zoning needs, with advanced PowerPort Cards, external diagnostic lights, switchable priority and contractor friendly PC board layouts. Combined with the time proven reliability of the 00 family of circulators and thermostats, total system integrating is achieved. External indicator lights provide instant diagnostic response, making a snap of service calls or new installation start-ups.

24-Volt power input or output terminal

Fuse protected

Simplified wiring

Compact design


Buy Now

Other Related Items:



Related Items:

Taco SR503-4 3 Zone Switching Relay Control PCB NEW picture

Taco SR503-4 3 Zone Switching Relay Control PCB NEW

$79.90



NEW Taco SR503-4 • 3 Zone Switching Relay Brand New In Box picture

NEW Taco SR503-4 • 3 Zone Switching Relay Brand New In Box

$115.00



Taco SR503-4 3 Zone Switching Relay Control PCB picture

Taco SR503-4 3 Zone Switching Relay Control PCB

$45.00