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Switching Relay 4-Zone with Priority 120 VAC 20 Amp

Item #:SR504 
Manufacturer Item: SR504-4
Manufacturer: TACO INC.
Taco SR504 4-Zone with Priority Switching Relay 120 VAC 20 Amp
Taco SR504-4 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.
  • External indicator lights
  • Switchable priority
  • Priority protection
  • Simplified wiring
  • Sealed relays
  • Fuse protected outputs
  • Compact design
  • 100% factory tested
  • Isolated end switch
  • Contractor friendly PC board layout
  • Universal thermostat compatibility
  • All circulator relay connections, including ZC/ZR, are rated 1/3 HP (6 amp full load, 36 amp locked rotor) at 120 VAC
  • End switch connections are rated 24 VAC, 1 amp
  • All thermostat connections supply a 24 VAC class 2 output
Sid Harvey Item #:SR504: Replaces Part #:'s : SIDSSR504,
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Taco SR504

Relays Switching

Brand Name
Taco
Part Type
4-Zone Boiler Control
Coil Voltage
120
SR504
Switching Relay 4-Zone with Priority 120 VAC 20 Amp
Quantity: