White Rodgers F145RF 1600 Wireless 30067439 890 Key Benefits Universal Compatibility: Fully Key Benefits Universal Compatibility: Fully interchangeable with 305917 U models for simplified inventory and replacement Key Benefits: Precision Threading: Features a 1 You can pair a maximum of four F145RF 1600 sensors per system: three configured for indoor sensing (which the system can average) and one dedicated for outdoor sensing Common Questions Which thermostat models are compatible with this sensor
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