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Nema 23 Stepper Motor Bipolar L=76mm 1.89Nm 2.9A with 50:1 Planetary Gearbox TQMG Series

Nema 23 Stepper Motor Bipolar L=76mm 1.89Nm 2.9A with 50:1 Planetary Gearbox TQMG Series
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Our Price:$59.56
Quantity:- +

Bulk Price:
Qty.Range(unit) Price(unit) Discount
5 $56.58 5%
10 $55.39 7%
50 $53.60 10%
100 $51.82 13%
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Nema 23 Stepper Motor L=76mm Gear Ratio 50:1 TQMG Series Planetary Gearbox


 The gear ratio is 50:1 and the Max. backlash is 50 arc minutes.

As TQMG series gearbox built-in shaft coupling, so you can change the motor or gearbox easily.


Electrical Specification

Manufacturer Part Number: 23HS30-2904S-TQMG50

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)


Gearbox Specifications

Gearbox Type: TQMG Planetary

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




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Electrical Specification
Bipolar/Unipolar Bipolar
Inductance(mH) 4.8
Phase Resistance(ohm) 1.13
Current(A) 2.9
Holding Torque w/o Gearbox(N.m) 1.89
Physical Specification
Body Length(mm) 76.5
Frame Size(mm) Nema 17 (42 x 42)
No. of Lead 4
Shaft Diameter(mm) 14
Single Shaft/Dual Shaft Single Shaft
Gearbox Type Precision Planetary
Gear Ratio 50
Backlash at No-load <=50 arcmin
Output Shaft Type Key-way
IP Rating 40
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