Nema 11 Stepper L=31mm w/ Rear Shaft & Gear Ratio 27:1 Planetary Gearbox

This Nema 11 stepper motor with 31mm body and 0.67A rated current, integrated a planetary gearbox of 26.85:1 gear ratio. A 5mm diameter rear shaft is available. It's a good solution to applications that with limited space but need low speed and/or high torque. 

Electrical Specification

• Manufacturer Part Number: 11HS12-0674D-PG27
• Motor Type: Bipolar Stepper
• Holding Torque without Gearbox: 6Ncm(8.50oz.in)
• Rated Current/phase: 0.67A
• Phase Resistance: 5.6ohms
• Inductance: 4.0mH ± 20%(1KHz)
• Insulation Class: B 130°C[266°F]

Gearbox Specifications

• Gearbox Type: Planetary
• Gear Ratio: 26.85:1
• Gear Efficiency: 80%
• Backlash at No-load: <=3deg
• Max.Permissible Torque: 3Nm(425oz.in)
• Moment Permissible Torque: 5Nm(708oz.in)
• Shaft Maximum Axial Load: 5N
• Shaft Maximum Radial Load: 25N

Physical Specifications

• Frame Size: 28 x 28mm
• Motor Length: 32mm
• Gearbox Length: 36.8mm
• Front Shaft Diameter: Φ6mm
• Front Shaft Length: 18mm
• Front D-cut Length: 12mm
• Rear Shaft Diameter: 5mm
• Rear Shaft Length: 10mm
• Number of Leads: 4
• Lead Length: 300mm
• Weight: 120g

Connection