Taco 2-Zone Switching Relay with Priority, SR502-4

Taco 2-Zone Switching Relay with Priority, SR502-4

Taco 2-Zone Switching Relay with Priority, SR502-4 QR Code
Product Code: SR502-4 UPC: 687752857559

Availability: In Stock

Weight:4.00 lb

Dimensions (L x W x H ): 11.50 x 7.50 x 3.50

Usually ships: 1 business days
Qty: Add to Cart

Have any questions?
Contact us at 1-800-246-9552

Taco SR502 Switching Relay combines clearly labeled PC board layout with advanced features that allow for total system customization. External indicator lights provide instant diagnostic feedback, making a snap of service calls or new installation start-ups. Taco SR502 switching relays are UL and CSA listed, use standard “ice cube” replaceable relays and are compatible with conventional and programmable thermostats.



  • External Indicator Lights
  • Switchable Priority
  • Simplified Wiring
  • Fully Enclosed Snap-Out Relays
  • Compact Design
  • Fuse Protected
  • 100% Factory Tested
  • Isolated End Switch
  • Contractor Friendly PC Board Layout
  • Universal Thermostat Compatibility
  • UL and CSA Approved
  • 24 Volt Power Input or Output Terminal
  • Extended 3 Year Warranty
  • Made in the USA



Zones: 2;

Power: 120VAC;

Max combined load: 15.0 AMPs;

Dimensions: 10.25" wide x 6.75" high x 2.75" deep.

Product Specs
Depth (Inches):2-3/4"
Height (Inches):6.75
Type:Switching Relay
5 ( 5 / 5 )
easy to install and operate, using with electronic thermostats.

Write a review

Your Name:

Your Review:Note: HTML is not translated!

Rating: Bad           Good

Enter the code in the box below: