• The Vari-Drives are equipped with the ultimate KBMM™ speed control module • They are specifically designed for fractional horsepower permanent magnet (PM) DC motors • NEMA-1, 230 Vac, Thru 0.75 HP, 0-180 VDC • Internal trimpots for Min, Max, IR, CL, Accel and Decel can be used to fine-tune the KBWM™ for specific applications • Motor failure due to demagnetization is eliminated by the patented ultra-fast Direct-Fed™ current limit circuit • Internal CL LED indicator that lights when the motor is overloaded • Dimensions: 3.70" x 6.80" x 3.00" • Line fuse: Required • Resistor and armature fuse: Required