Z-one Relay 4 Zone Pump Control 319143-036 The modular two channel design

The modular two channel design protects your tubing when concrete is poured and positions the supply and return pipes at the correct spacing required for connection to the manifolds

40 F To 85 F Temperature Settings

simplified operating system for easy startup without tedious learning

It has a bird screen to keep animals out of your exhaust system

Z-one Relay 4 Zone Pump Control 319143-036 The modular two channel designThe ZSR series is a zone pump and boiler operating control for multiple zone hydronic heating systems. The ZSR series interfaces with low voltage thermostats, or any other low voltage controllers having a switching action. The ZSR series controls up to 6 zone pumps (depending on model selected) and a primary pump. It has LED indicators to provide functional status and easy system troubleshooting.