1.85 N.m NEMA 23 Open-Loop Dual Shaft Stepper Motor

In stock (10 items available)
  • Weight
    1 kg
  • SKU

Fulling Model No FL57STH76-2804B is a double shaft NEMA 23 frame size bipolar stepper motor with 18.9 kg·cm (1.85 N.m) holding torque.

  • $51.18

Industrial grade small stepper motor, ideal for small CNC projects and robots. Has a holding torque of 18.9 Kg.cm (1.85 N.m or 262 oz.in). 6.35 mm diameter dual round shaft on the front and back of the motor.

This NEMA 23 frame motor is 57 mm square on the face, with four × 5 mm untapped holes. To drive this motor we recommend the  DM442 ,  M542 or  ND556 .

Manufacturer: Fulling Model No FL57STH76-2804B

Step angle: 1.8°

Voltage: 3.2 V

Current: 2.8 A

Step angle accuracy: ±5%

Temperature rise (max): 80°C Max. (rated current, 2 phase on)

Ambient temperature: -20 to 50°C

Insulation resistance(at 500 VDC): ≥100 MΩ 

Dielectric strength (1 min.): 500 VAC 

Shaft radial play (450 g load): ≤0.02 mm 

Shaft axial play (450 g load): ≤0.08 mm 

Max.radial force (20 mm from flange): 75 N 

Max.axial force: 15 N 

Resistance per coil: 1.13 Ω 

Inductance per coil (±20%): 3.6 mH

Resistance accuracy: ±10%

Inductance accuracy: ±20%

Holding torque: 18.9 kg.cm 

Number of leads: 4

Rotor inertia: 275 g.cm2 

Weight: 1 Kg

Detent torque: 360 g.cm

Body length: 76 mm

Front shaft length: 20 mm

Dimension: 56 × 56 mm square face, 76 mm long, 47 mm between mounting holes





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Warranty is subject to us being satisfied that a defect was caused by defective workmanship or materials and was not caused by or was not substantially contributed to by other factors beyond our control including incorrect installation, alterations or modifications of the product not recommended by the manufacturer.

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If you are dissatisfied with our goods you may return them within 14 days of the dispatch date. Contact us for an authorisation and we will refund your purchase less shipping costs and restocking fees. All returned goods MUST be in AS NEW condition including ALL PACKAGING and DOCUMENTATION / MANUALS etc.

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