Nema 23 Stepper Motor L=76.5mm Gear Ratio 50:1 MG Series Planetary Gearbox

This Nema 23 size stepper motor is equipped with MG series high precision gearbox. The gear ratio is 50:1 and the Max. backlash is 50 arc minutes. It's an excellent choice for applications that require good accuracy but low cost.
As MG series gearbox built-in shaft coupling, so you can change the motor or gearbox easily.

Electrical Specification

• Part Number: 23HS30-2904S-MG50
• Motor Type: Bipolar Stepper
• Holding Torque without Gearbox: 1.89Nm(267.65oz.in)
• Rated Current/phase: 2.9A
• Phase Resistance: 1.13ohms
• Inductance: 4.8mH±20%(1KHz)
• Insulation Class: B 130°C[266°F]

Gearbox Specifications

• Gearbox Type: Spur Planetary
• Gear Material: Powder Metallurgy
• Gear Ratio: 50:1
• Efficiency: 90%
• Backlash at No-load:<=50arcmin
• Max.Permissible Torque: 20Nm(221.27lb-in)
• Noise: <=60dB
• Waterproof Rating: IP54
• Lifetime: 20000hours

Physical Specification

• Frame Size: 57 x 57mm
• Motor Length: 76.5mm
• Gearbox Length: 68mm
• Output Shaft Type: Key way
• Output Shaft Diameter: Φ14mm
• Output Shaft Length: 34mm

Connection