Aprilaire 8052 Outdoor & Duct Mount Temperature Sensor. Designed to restore proper outdoor or duct temperature sensing, this OEM sensor ensures compatible thermostats, humidistats, and control modules operate as intended.
If your system is showing incorrect outdoor temperatures, failing to adjust humidity properly, or generating sensor-related errors, the Aprilaire 8052 is the correct factory replacement to return the system to normal operation. Used on Aprilaire Humidistats: 56, 57, 58, 62 and Aprilaire Humidifiers: 400, 500, 600, 700, 800 Series.
Compatible Models: S86NMU, S86NMUPR, S86WMUPR, 400, 400K, 400KZ, 400Z, 500KZ, 500Z, 60, 600, 600K, 600KZ, 600Z, 62, 620A, 6202, 6203, 6302, 6303, 6403, 6404, 700, 700K, 700KZ, 700Z, 720A, 8126X, 8120X, 8600, 8620, 8620W, 8800, 8810, 8820, 8830, 8840, 8910, 8910W, 8920W.
Technical Specifications
- Part Number: 8052
- Sensor Type: Temperature (Thermistor)
- Resistance: 10kO @ 77°F (25°C), ±3%
- Probe Size: 1/4" diameter × 1.75" length
- Mounting: Outdoor wall mount or duct mount
- Wiring: Compatible with 18–22 AWG thermostat wire (up to 300 ft)
Installation Notes
- Designed to replace existing Aprilaire 8052 sensors using the same mounting location
- Outdoor installations should be above snow line and out of direct sunlight
- Duct installations should be placed in active airflow, away from heat sources
- Follow Aprilaire installation guidelines for proper wiring and placement
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