Product Details
- Amperage (AMP)4 A
- Voltage (v)120 v
- Depth2-3/4 in
- Used WithHumidifier
Description
The Aprilaire 51 current sensing relay is used to turn any humidifier on when the indoor blower of the air handler is energized. The relay makes installing any humidifier easier than ever before. Designed to be installed in series with the 120 volt circuit.