Byj series stepper motor Model 35BYJ46 Rated voltage 12VDC Number of Pole 4 Speed Variation Ratio 1/85.25 Stride Angle 7.5fp /85.25 DC resistance 130ohmf+7%(25k) Idle In-traction Frequency >500Hz Idle Out-traction Frequency >800Hz In-traction Torque >78.4mN.m(120Hz) Self-positioning Tor >39.2mN.m insulated resistance >10ohm(500V) insulated electricity power 600VAC/1mA/1s Insulation grade A Rise in Temperature