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Taco SR503 Three Zone Switching Relay with Priority 120V

Taco SR503 Three Zone Switching Relay with Priority 120V

Taco

$232.95

In Stock

Replaced by
SR503-5
Fits brands
Caleffi, Argo, Grundfos
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SKU:
SR503
Product Type:
Switching Relay
Subcategory:
Zone Control
Application:
Residential/Commercial
System Type:
Boiler, Hydronic Heating, Radiant Floor
Installation Type:
OEM Replacement
Voltage:
120V AC
Voltage Class:
Line Voltage
Phase:
Single Phase
Amperage:
15A
Control Type:
Non-Programmable
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Three-zone hydronic switching relay with priority zone control for circulator pump systems. Handles up to 15 amps combined load at 120 VAC and includes built-in priority protection, isolated end switch, and diagnostic LED indicators. UL and CSA listed; compatible with conventional and programmable thermostats.
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