Nema 11 Stepper Motor Bipolar L=51mm w/ Gear Ratio 20:1 EG Series Planetary Gearbox

This Nema 11 stepper motor comes with a holding torque of 0.12Nm(16.99oz.in) and is equipped with a high-precision EG series gearbox with a gear ratio of 20:1. Compared to the motors with PG series gearboxes, precision and accuracy of this motor with EG series gearbox has been significantly improved, with a maximum backlash of up to 20arcmin.
With its superior precision and reliability, motors with EG series delivers outstanding performance, making it the ideal choice for applications where accuracy, durability and value are critical.

Electrical Specification

• Part Number: 11HS20-0704S-EGS20
• Motor Type: Bipolar Stepper
• Holding Torque without Gearbox: 0.12Nm(16.99oz.in)
• Rated Current/phase: 0.70A
• Phase Resistance: 8.00ohms±10%
• Inductance: 5.270mH±20%(1KHz)
• Insulation Class: B 130°C[266°F]

Gearbox Specifications

• Gearbox Type: Spur Planetary
• Gear Material: Alloy Steel
• Gear Ratio: 20:1
• Efficiency: 94%
• Backlash at No-load:<=20arcmin
• Maximum Permissible Torque: 4.00Nm(566.45oz.in)
• Moment Permissible Torque: 8.00Nm(1132.89oz.in)

Physical Specification

• Frame Size: 28 x 28mm
• Motor Length: 51mm
• Gearbox Length: 41mm
• Output Shaft Type: D-cut
• Output Shaft Diameter: Φ6mm
• Output Shaft Length: 20mm

Connection