ClassA Motor
Stepper MotorLeadshine 3-phase · NEMA 23 (57 mm)

573S15

Leadshine 57 mm 3-phase stepper (1.2° step), paired with the 3DM580S 3-phase drive.

Manufacturer datasheet: Leadshine (Shenzhen) · 573S15 ↗ (checked 2026-10-17)Maker profile & contacts →

Figures are copied from the maker’s published datasheet; curves are calculated from them. Confirm with the manufacturer before ordering. Not stated on the datasheet, estimated from it: insulation class.

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3-phase version: 6-pole stator winding and 1.2° step; laminations, rotor and assembly follow the 57 mm 2-phase reference.

Assembly steps
11
Equipment types
15
BOM lines
10
PRD suppliers
80
  1. 1. Lamination stamping & interlocking
  2. 2. Stator insulation
  3. 3. Winding
  4. 4. Lead termination
  5. 5. Stator in-process test
  6. 6. Impregnation & curing
  7. 7. Rotor assembly
  8. 8. Rotor OD grinding
  9. 9. Rotor magnetizing
  10. 10. Final assembly
  11. 11. End-of-line test

Export certification: Low-voltage motor without electronics

Holding torque
1.5 N·m
Phase current
5.2 A
Step angle
1.2°
Body length
79 mm

Performance curves

00.511.505001,0001,5002,000Speed (rpm)Torque (N·m)Corner
Pull-out torque

Estimated curve assuming a 36 V driver with 5.2 A chopper current. Actual curves depend on the driver and microstepping.

Full specifications

General

Motor type
Stepper Motor
Series
Leadshine 3-phase
Frame / flange
NEMA 23 (57 mm)

Rated Values

Performance

Electrical

Resistance
0.86 Ω

Mechanical

Rotor inertia
480 g·cm²
Body length
79 mm
Shaft diameter
8 mm
Weight
1.1 kg

Compatible drivers

All drivers →

Drivers whose supply voltage covers this motor and whose continuous current is at least its rated current; drivers from the same maker first. Confirm Hall/encoder type and settings with the maker.

ModelMakerMotor typeSupplyCont. / peak currentFeedback
DM556ELeadshineStepper20–50 V DC5.6 A / 5.6 AOpen loop
EM2RS-556LeadshineStepper20–50 V DC5.6 A / 5.6 AOpen loop
ES-DH2306LeadshineStepper150–230 V AC6 A / 6 AIncremental encoder, Closed loop
DM805-AILeadshineStepper20–80 V DC7 A / 7 AOpen loop
EM870SLeadshineStepper20–80 V DC7 A / 7 AOpen loop
EM3E-870ELeadshineStepper20–80 V DC7 A / 7 AOpen loop

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