Nema 17 Stepper Motor L=39mm 1.68A Gear Ratio 40:1 Square Worm Geabox

This Nema 17 stepper motor comes equipped with a unique 40:1 ratio square worm gearbox. The gearbox utilizes high-quality, long-lasting synthetic lubricants, making it maintenance-free. Its output shaft and drive shaft are offset by 90°, filling the gap in the market for NEMA17 size worm gearboxes.
The gearbox has strong carrying and overload capacity, stable transmission, smart size and convenient connection, etc. Easy to mount and with an affordable price, this stepper motor with worm gearbox is ideal for small milling machines, engraving machines, lathes, and other applications.

Electrical Specification

• Manufacturer Part Number: 17HS15-1684S-WG40
• Motor Type: Bipolar Stepper
• Step Angle: 0.045deg
• Gear Ratio: 40:1
• Efficiency: 25%
• Maximum Permissible Torque: 2.1Nm(297.38oz.in)
• Rated Current/phase: 1.68A
• Phase Resistance: 1.5 ± 10%ohms
• Inductance: 3.2 ± 20%mH(1KHz)
• Insulation Class: B 130°C[266°F]

Physical Specifications

• Frame Size: 42 x 42mm
• Motor Length: 39mm
• Gearbox Length: 58mm
• Shaft Diameter: Φ7mm
• Shaft Length: 18mm
• Shaft Type: D-cut
• D-cut Length: 13mm
• Number of Leads: 4
• Lead Length: 320mm
• Weight: 502g

Connection