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

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.

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 V_DC): ≥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

Wiring:

Dimension:

Download datasheet file

Faulty Goods and Warranty

Where such goods have been supplied we undertake to repair or replace them as quickly as possible.Prior to returning faulty items, please contact us with a description of the fault as one of our engineers might be able to assist you by resolving the issue over the phone.
A Warranty form must be filled out and returned with any goods.

Our standard warranty period is 12 months from the date of purchase unless stated otherwise.

Other warranty periods:

Labjack Products: 5 Years
Atop Products: 3 Years
MeanWell Products: 3 Years
Terracom Products: 3 Years

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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Returns Policy

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.

Please note:

The product returned will attract a 20% restocking fee.
The customer must pay the delivery costs.
Non standard, custom made or a specially manufactured or imported products are not returnable.
Semiconductors, books and software are not refundable

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By placing an order with Ocean Controls, you agree to be bound by our Terms and Conditions of Trade.