3-Phase Monitor Relay, SPDT Contact Configuration, 100000 Operations at Rated Load Electrical Life, 60 Hz Frequency Rating, Made in USA, +131 °F Maximum Operating Temperature, -20 °F Minimum Operating Temperature, 3 - Phases, 8 - Pins, 3.8 in Overall Height, 1.95 in Overall Length, 1.95 in Overall Width, 3.7 W Power Rating, CSA Certified;RU Recognized;UL Listed, 5 oz Weight