Z-one Relay 3 Zone Pump Control
Regular price
$172.61 USD
The ZSR103 is a multi-zone pump and boiler operating control for multiple zone hydronic heating or cooling systems. The ZSR103 interfaces with low voltage thermostats, or any other low voltage controllers having a switching action. The ZSR103 controls up to 3 heating circulator pumps, a primary pump and has LED indicators to provide functional status and easy system troubleshooting.
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