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How many relays can a single thermostat control?

1 min read · Updated Oct 2022
6iE Smart Thermostat 4iE Smart WiFi Thermostat Terra WiFi Thermostat

In most cases, Warmup recommends limiting the number of relays controlled by a single thermostats to 5.  If your project requires more, please contact Warmup’s Technical support for design assistance.

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