SR501-5 - 1 Zone Switching Relay w/Fused Outputs

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SKU: SR501-5
Regular price $112.00

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Taco SR501-5 - 1 Zone Switching Relay w/Fused Outputs

The Taco SR501-5 is a next-generation single-zone switching relay designed to control circulators in hydronic heating systems. Built for fast installs and easy troubleshooting, it features clearly labeled wiring, external diagnostic lights, and a compact enclosure. Ideal for residential and light commercial applications, this relay provides reliable zone control while integrating seamlessly with a wide range of thermostats and boilers.

Features

  • Manufacturer: Taco Comfort Solutions
  • Part Number: SR501-5
  • Application: Single-zone switching relay for hydronic heating systems
  • Voltage: 120V power input with 24V thermostat compatibility
  • Compatible with conventional, programmable, and WiFi thermostats
  • Controls circulators or zone valves in heating systems
  • External diagnostic indicator lights for quick system status and troubleshooting
  • Built-in priority protection and isolated end switch for boiler activation
  • Fuse protected with sealed relay for long-term durability
  • Contractor-friendly PC board layout for simplified wiring and installation
  • Compact design suitable for residential or light commercial applications
  • UL listed for safety and reliability

Applications

  • Hot Water Heating Systems
  • Closed Cooling Circuits
  • Air Conditioning Systems
  • Hydronic Heating & Cooling
  • Water/Glycol concentrations up to 50%
  • Solar / Geothermal

 


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