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Keep your solar heater turning on at the right time. The Pentair Solar Temperature Sensor (522101) mounts by your solar panels and tells your control when the sun has made enough heat to send to the pool. It is a 10K ohm sensor in black, made for Pentair automation and solar controls. What It Is For Reading solar collector temperature so the control knows when solar heat is available. Replacing a broken, faded, or out-of-range solar sensor. Specifications Part: Pentair Solar Temperature Sensor, black Part number: 522101 Type: 10K ohm thermistor (reads 10K ohms at 77 F) Wire: 20 AWG twisted pair, up to 300 ft, no polarity Mounting: flat surface next to the solar collectors Compatible With Pentair EasyTouch and IntelliTouch control systems Pentair SunTouch and SolarTouch solar controls Compool to EasyTouch upgrade systems How to Use It Mount the sensor on a flat surface next to the collectors, with the same sun exposure. Do not drill into the solar piping. Run 20 AWG twisted-pair wire back to the control (300 ft max). Connect to the solar sensor terminals - either wire goes to either terminal. Check the solar temperature reading on the control. Note: Turn off power to the control before wiring. Wire not included.
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🇺🇸 Ship from USA · On Agora since 2026
$39.99