STEPPERONLINE 100 1 Planetary Gearbox Nema 11 Stepper Motor Low Speed High Torque DIY Camera

This high precision NEMA 11 Stepper motor has an integrated Planetary gearbox with a 99.05:1 gear ratio, the resolution reach 0.018 deg. step angle. It's a good solution in applications that need very low rotation speeds and/or lots of torque. Electrical Specification: * Manufacturer Part Number: 11HS20-0674S-PG100 * Motor Type: Bipolar Stepper * Step Angle: 0.018 deg. * Holding Torque: 4Nm * Rated Current/phase: 0.67A * Phase Resistance: 9.2ohms * Inductance: 5.7mH+/-20%(1KHz) Gearbox Specifications: * Gearbox Type: Planetary * Gear Ratio: 99.05:1 * Gear Efficiency: 73% * Backlash at No-load:<=1 deg. * Max.Permissible Torque: 4Nm(566oz-in) * Moment Permissible Torque: 6Nm(850oz-in) * Shaft Maximum Axial Load: 5N * Shaft Maximum Radial Load: 25N Physical Specifications: * Frame Size: 30 x 30mm * Motor Length: 50.5mm * Gearbox Length: 42.7mm * Shaft Diameter: 6mm * Shaft Length: 18mm * D-cut Length: 12mm * Number of Leads: 4 * Lead Length: 500mm * Weight: 330g Connection: Black(A+), Green(A-), Red(B+), Blue(B-) Warning: Make sure the motor connect to a constant current or chopper drive controller before you test motor. Connecting the motor directly to a power supply will destroy the motor.