Specifications: 1.Voltage Nominal:12VDC 2.DC Resistor:300Ω±7% 3.Insulation Class:A Specifications: Technical Characteristic(only for reference,we are capable of meeting the sourcing needs of diverse buyer). MODEL SIZE (OD×LENGTH) DRIVING MODE STEP ANGLE VOLTAGE Resistance Max.Freeload Pull-in Max.Freeload Pull-out Pull in torque deg V Ω PPS PPS gf.cm DZ-STP24Seriesφ24×19 BIPOLAR 5.625° 12 200 ≥500 ≥900 >400 BIPOLAR 5.625° 12 300 ≥500 ≥900 >600 If this type Stepper Motordoesn't meet your requirment,please contact us to get more information.Thank you.