HATSPC18P4EF

High Accuracy Room Temperature Sensor w/ Setpoint Adjustment & LCD, 1000 ohm platinum, 2, wire, IEC 751, 385 alpha, thin film, class A, 4000 – 2000 ohms, 4 Pin molex external jack for communications, 5 position fan switch O/Auto/Low/Med/High https://downloads.greystoneenergy.com/Submittals/PS-HATSPCXXX.pdf