The ET-854 relay board is designed to convert 24 and 240VAC control signals to 240VAC dry contacts to operate 3-speed fans, compressors, heater relays, and other line voltage devices. |
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The ET-854 relay board is designed to convert 24 and 240VAC control signals to 240VAC dry contacts to operate 3-speed fans, compressors, heater relays, and other line voltage devices. |
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