STEPPERONLINE 15:1 Planetary Gearbox Nema 23 Stepper Motor 2.8A for DIY CNC Mill Lathe Router

This high precision NEMA 23 Stepper motor has an integrated Planetary gearbox with a 15.3:1 gear ratio, the resolution reach 0.12° 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: 23HS22-2804S-PG15 * Motor Type: Bipolar Stepper * Step Angle: 0.12° * Holding Torque without Gearbox: 1.25Nm(177.01oz.in) * Rated Current/phase: 2.8A * Phase Resistance: 0.9ohms * Recommended Voltage: 24-48V * Inductance : 2.5mH±20%(1KHz) Gearbox Specifications * Gearbox Type: Planetary * Gear Ratio : 15.3 * Efficiency: 81% * Backlash at No-load :<=1.5° * Max.Permissible Torque: 30Nm(4248oz-in) * Moment Permissible Torque: 50Nm(7080oz-in) * Shaft Maximum Axial Load: 100N * Shaft Maximum Radial Load : 200N Physical Specifications * Frame Size: 60 x 60mm * Motor Length: 56mm * Gearbox Length: 60mm * Shaft Diameter: Φ12mm * Shaft Length: 30mm * Key-way length: 20mm * Key-way width : 4mm * Number of Leads: 4 * Lead Length: 500mm * Weight : 1.5kg 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.

• Bipolar Stepper, Holding Torque without Gearbox: 1.25Nm, Rated Current/phase : 2.8A
• Gearbox Type: Planetary
• Frame Size: 60 x 60 mm / 2.36 x 2.36" , Motor Length: 56 mm / 2.20" , Gearbox Length :60 mm / 2.36"
• 4-wires (Black, Green, Blue, Red) , Weight: 1.5kg