HOME Forums Controllers EZSwitch30 Water Heater Installation Reply To: Water Heater Installation

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The EZSwitch30 uses 120 VAC to run it. Power is; L1 Input and Neutral. I have tested one in that exact way. With no L2 connected as it is only passed from the L2 Input to the L2 Outputs.
Yes you need a Neutral; so the module can be powerd by 120 VAC.