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Aprilaire 50 Humidifier Current Sensing Ray

Aprilaire 50

Aprilaire 50 Humidifier Current Sensing Ray
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in stock
Ships in 3 to 4 business days.

The Aprilaire 50 is the correct replacement for the following humidifiers:

  • Aprilaire Humidifiers
  • Honeywell HE220 Humidifier
  • Honeywell HE225 Humidifier
  • Honeywell HE260 Humidifier
  • Honeywell HE265 Humidifier
  • Honeywell HE360 Humidifier
  • Honeywell HE365 Humidifier

The Aprilaire 50 Humidifier Current Sensing Ray will detect a current when the furnace blower fan is running. If you have a multi-stage furnace, this current sensing ray will simplify your installation without needing accessory terminals. Also known as part number 50, this Aprilaire Current Sensing Ray has a voltage range of 21-24 VAC.

Aprilaire Current Sensing Ray 50 specifications:

  • Part number 50
  • Accessory terminals are not needed
  • Voltage range: 21-24 VAC/50-60 Hz  
  • Sensing current: Minimum of 4.0 Amps
  • Fits Aprilaire and selected Honeywell humidifiers

When you run the fan wire through the top loop of the relay when the fan turns on, the relay will close and allow the 24 volt power on the relay side to flow through in order to turn the humidifier on. The Aprilaire brand is also known by the following spelling variations: Aprilair, April Aire and April Air.


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