DHM3 Double Safety Electro Magnetic Brakes,is power off A,voltage:24V Dc B,torque:6N.m~1000N.m C,power:15W~200W D,speed:5000 DHM5 Double Safety Electro Magnetic Brakes,is power off spring supply,A,voltage:24V DcB,torque:6N.m~1000N.mC,power:15W~200WD,allowable speed:5000rpm. SizeDHM3-04SDHM3-05SDHM3-08SDHM3-15SDHM3-30SDHM3-40SDHM3-80SDHM3-150Sd1214.819.824.829.529.539.544.5b4568881212h13.816.221. ...