SR503-4 | 3 Zone Switching Relay | Taco

Get Special Pricing!

Log In or Create an Account for the LOWEST PRICING on our most Popular Brands!

Brand: TacoSKU: SR503-4

Web Price:

$190.31

Availability: This product is currently available to purchase

Contact us for price breaks on large quantities!

This item ships FREE*

*Free shipping applies within the continental US and weighing less than 50 lbs.

Shipping and Returns Terms

Speak With a Technical Expert

Call (847) 773-0645

Hours: 9am - 5pm CDT M-F

SR503-4 | 3 Zone Switching Relay | Taco

Taco | SR503-4

The photo is for representation purposes only and may not be a photo of product being purchased.

Search products similar to SR503-4

Jump to: Overview Specifications Reviews

Overview

Details for SR503-4

3 Zone Switching Relay

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 feedback, making a snap of service calls or new installation start-ups.

24-Volt power input or output terminal
Fuse protected
Simplified wiring
Compact design

Specifications

Item Number	SR503-4
Brand	Taco
Application	Zoning
Depth (Inches)	2-3/4"
Height (Inches)	6.75"
Power Method	120 VAC Input
Voltage	120v
Width (Inches)	10-1/4"
Zones	3

Reviews

Recently Viewed

New Arrivals

Taco 0010-021RP Taco Pump Replacement Cartridge TAC0010-021RP (for 0010 Cast Iron) | Blackhawk Supply

0010-021RP | Taco Pump Replacement Cartridge TAC0010-021RP (for 0010 Cast Iron) | Taco

Brand: Taco

SKU: 0010-021RP

Taco 0011-BF4-J Circulator Pump | Bronze | 1/8 HP | 115V | Single Phase | 1.76A | 3250 RPM | Flanged | 31 GPM | 31ft Max Head | 125 PSI Max Press. | Series 0011 | Blackhawk Supply

0011-BF4-J | Circulator Pump | Bronze | 1/8 HP | 115V | Single Phase | 1.76A | 3250 RPM | Flanged | 31 GPM | 31ft Max Head | 125 PSI Max Press. | Series 0011 | Taco

Brand: Taco

SKU: 0011-BF4-J

Taco 0011-ZF4-2 Circulator Pump | Cast Iron | 1/8 HP | 115V | Single Phase | 1.76A | 3250 RPM | Flanged | 31 GPM | 31ft Max Head | 125 PSI Max Press. | Series 0011 | Blackhawk Supply

0011-ZF4-2 | Circulator Pump | Cast Iron | 1/8 HP | 115V | Single Phase | 1.76A | 3250 RPM | Flanged | 31 GPM | 31ft Max Head | 125 PSI Max Press. | Series 0011 | Taco

Brand: Taco

SKU: 0011-ZF4-2

Taco 0013-004RP Taco Capacitor for 0013 Models | Blackhawk Supply

0013-004RP | Taco Capacitor for 0013 Models | Taco

Brand: Taco

SKU: 0013-004RP

Taco 0013-SF4Y Circulator Pump | Stainless Steel | 1/6 HP | 230V | Single Phase | 2A | 3250 RPM | Flanged | 34 GPM | 33ft Max Head | 125 PSI Max Press. | Series 0013 | Blackhawk Supply

0013-SF4Y | Circulator Pump | Stainless Steel | 1/6 HP | 230V | Single Phase | 2A | 3250 RPM | Flanged | 34 GPM | 33ft Max Head | 125 PSI Max Press. | Series 0013 | Taco

Brand: Taco

SKU: 0013-SF4Y

Taco 006-036RP Taco Pump Replacement Cartridge TAC006-036RP | Blackhawk Supply

006-036RP | Taco Pump Replacement Cartridge TAC006-036RP | Taco

Brand: Taco

SKU: 006-036RP

People Also Searched

SR503-4

Taco SR503-4

SR503 4

SR5034

Taco SR503 4

Taco SR5034

SR503-4 price

Taco SR503-4 price

SR503 4 price

SR5034 price

Taco SR503 4 price

Taco SR5034 price