Sweg Motor Sweg Motor

Hollow Single Double Shaft Geared Stepper Motor Worm Gear Reducer Nema 34 Stepper Motor With Worm Gear Reducer Gearbox Encoder

Product Description

⚙️ Planetary Gearbox Stepping Motor / 57mm
Item Specifications
Housing MaterialMetal
Bearing at OutputBall Bearings
Max. Radial Load (12mm from flange)≤250N
Max. Shaft Axial Load≤100N
Radial Play of Shaft (near to Flange)≤0.08mm
Axial Play of Shaft≤0.4mm
Backlash at No-load≤2.5°
Planetary Gearbox Ratio Specifications
Reduction ratio 3.6 / 4.25 13 / 15 / 18 / 23 47 / 55 / 65 / 77 / 121 154 / 187 / 220 / 260 / 307
Number of gear trains1234
L2 Length (mm)34.849.560.871.9
Max. rated torque (N.m)3122430
Short time permissible torque (N.m)9367290
Efficiency (%)90%81%73%66%
Weight (kg)0.50.680.871.1
⚙️ Eccentric Gearbox Stepping Motor / 57mm
Item Specifications
Housing MaterialMetal
Bearing at OutputBall Bearings
Max. Radial Load (12mm from flange)≤180N
Max. Shaft Axial Load≤30N
📊 Nema 23 Stepper Motor Electrical Specification
Model No. Step Angle (°) L (mm) Current (A) Resist (Ω) Induct (mH) Torque (N.m) Leads Inertia (g.cm²)
JK57HS41-28041.8412.80.71.40.554150
JK57HS51-28041.8512.80.832.21.014230
JK57HS56-28041.8562.80.92.51.24280
JK57HS76-28041.8762.81.13.61.894440
JK57HS82-42041.8824.20.72.52.24600
JK57HS112-42041.81124.20.93.83.14800

* Above represent standard products; customized request options are available.

🚀 Key Motor Features
Low Heat Static current is almost zero, resulting in minimal heat generation during operation.
Smooth Operation Advanced vector space current control and filtering technology effectively resist low-frequency resonance.
High Torque Large torque output simplifies mechanical complexity and improves performance.
Industrial Applications
  • CNC & Engraving: Woodworking machines, engraving machines, laser machines.
  • Automation: Dispensers, welding machines, screw machines, winding machines.
  • Electronics: LED equipment, placement machines, packaging machines.
  • Medical & Stage: Medical devices, stage lighting equipment, robotics.
📦 Product Categories
BLDC Motors & Systems

Various sizes from 42mm to 130mm. Supports planetary, worm, and eccentric gearboxes. Features include low interference, long life, and low maintenance costs.

Stepper Motor Solutions

Sizes from 20mm to 130mm. Customizable shafts, flanges, brakes, and encoders. Available in hybrid or closed-loop versions with dedicated drivers.

Linear & Servo Integration

Includes linear screw motors (ball screw/T-screw), integrated DC servo motors, and brush DC motors with high-precision output.

📸 Product Showcase
Motor Gallery 1
Motor Gallery 2
Motor Gallery 3
Technical Drawing 1
Technical Drawing 2
Category 1
Category 2
Category 3
❓ Frequently Asked Questions
1. Can you manufacture gearboxes or gearmotors with custom specifications? Yes. We have strong R&D capabilities and a team of experienced engineers who specialize in customized motor solutions.
2. Do you provide product samples? Yes, we can provide samples for testing and evaluation purposes.
3. Is technical support available? Absolutely. Our technical team can provide comprehensive support throughout your project development.
4. Why should we choose your products over other suppliers? We offer professional one-to-one customization, high-quality manufacturing standards, and hold certifications including ISO9001:2008, CE, and RoHS.
5. How are the products shipped? We typically ship via international couriers such as DHL, UPS, or FEDEX using your provided account.
6. How can I determine which product is suitable for my application? Please provide your detailed requirements and specifications. Our team will recommend the most suitable item and provide samples for confirmation.

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