Circulating Pump Motor, Compatible with Pump Type In-Line Circulating Pumps, Horsepower 1, Maximum Ambient Temperature 122 Degrees F, Maximum RPM 1,725 RPM, Motor Enclosure Design Open Drip-Proof, Motor Thermal Protection None, Nameplate Voltage 208-230/460V AC, Number of Speeds 1, Phase Three, Body Diameter 6 1/2 in, Bolt Circle Diameter 5 7/8 in, Frame 56CZ, Frequency 60 Hz, Full Load Current 3.4 A, Standards CSA, UL Listed