BHOLANATH 1.8⁰ Cool HIGH TEMPERATURE Stepper Motors Case temperature up to + 155°c . Since motors generate own heat, the maximum recommended ambient operating temperature is 120°c. Tested for continuously operating at ambient temperature of 120°c for five hours. Stepper motors are available for ambient temperature of 80°c, 100°c & 120°c Stepper Motors High Torque Hybrid, BH60 SH 65 - 2804 AF-HT, NEMA 24(60 mm) Frame size, Bipolar (4 leads), Holding Torque 21 kgcm (2.1 Nm), Current per phase 2.8 Amp, Motor length 65 mm, 300mm Wire Length, Operating Voltage 24 - 48 VDC.With Flat Milled Shaft. For complete details please view Technical Specifications.