Product Details
- Voltage (v)24 v
- Used WithModel 558, 550A, 550, 568, 560A and 560 Humidifier
Description
The Aprilaire 50 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 24 volt circuit.