ZSR101 | Zone Relay Z-one ZSR 1 Zone Switch 24VA ABS Rear Knock Outs | Hydronic Caleffi Pressure_30/50PSI Easy to Install: Its compact

Easy to Install: Its compact design and simple installation process make it convenient to integrate into existing setups

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It plays a crucial role in monitoring outdoor conditions

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ZSR101 | Zone Relay Z-one ZSR 1 Zone Switch 24VA ABS Rear Knock Outs | Hydronic Caleffi Pressure_30/50PSI Easy to Install: Its compactHydronic Caleffi Zone Relay Z one ZSR 1 Switch: The Perfect Control for Circulators and Boilers The ZSR101 Zone Relay is a single zone switch designed to control circulators and boilers efficiently. Built with durable ABS material and rear knockouts for flexible installation, this relay ensures long lasting performance in demanding environments. Its 24VA voltage rating makes it compatible with a range of electrical systems, while the LED indicator