Taco SR506-EXP-4 6 Zone Expandable Switching Relay 120 VAC voomi_id_20917 This unit operates at 230

This unit operates at 230 volts

This valve offers precise temperature control and is manufactured by Danfoss

Engineered for continuous use in commercial heating systems

Features loose ring

Taco SR506-EXP-4 6 Zone Expandable Switching Relay 120 VAC voomi_id_20917 This unit operates at 230Product Description 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. UL and CSA approved product. Fully enclosed snap out relays ensure durability. Compatible with both conventional and programmable