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Taco 6 Zone Expandable Switching Relay 120 VAC - SR506-EXP-4

Taco 6 Zone Expandable Switching Relay 120 VAC - SR506-EXP-4

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Taco 6 Zone Expandable Switching Relay 120 VAC - SR506-EXP-4 

The Taco SR506-EXP-4 is a 6 Zone Expandable Switching Relay designed for efficient HVAC system management. This Relay optimizes boiler operations by allowing the expansion up to 20 zones with additional PowerPort and Add-on Power Control modules, making it highly suitable for large scale installations.

With a compact design and easy plug-in connectivity for customization, the Taco SR506-EXP-4 prioritizes functionality and versatility in all HVAC systems. It comes with external indicator lights for diagnostics and is pre-wired to effectively reduce installation time.

Features
  • UL and CSA approved product.
  • Fully enclosed snap-out relays ensure durability.
  • Compatible with both conventional and programmable thermostats.
  • Brand: Taco
  • MPN: SR506-EXP-4
Specifications
Power Source Corded Electric
Control Type 6 Zone Expandable
Voltage 120 VAC
Maximum Current Draw 20 Amps
Dimensions (L × W × H) 12.75 × 3.25 × 8 inches
Weight 10.67 pounds
    What Our Experts Think
    • Professional-grade 6-zone switching relay for hydronic heating systems.

    • Expandable design allows easy integration with additional zones for larger systems.

    • Compatible with Taco Zone Controls and zone valves for flexible system management.

    • LED diagnostics and plug-in connections simplify setup and troubleshooting.

    Q&A
    • Q: How many zones does this relay control?
      A: It manages up to 6 heating zones and can be expanded for additional zones.

    • Q: What voltage does it operate on?
      A: Operates on standard 120 VAC power.

    • Q: Is it compatible with other Taco components?
      A: Yes, it integrates seamlessly with Taco zone valves, thermostats, and controls.

    Maintenance Tips
    • Periodically inspect wiring connections for corrosion or looseness.

    • Keep the relay panel clean and dry to prevent electrical issues.

    • Test LED indicators during seasonal startup to confirm proper zone operation.

    • Disconnect power before performing any maintenance or wiring adjustments.