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Nema 23 57BLS Worm Geared BLDC Motor
LeanMotor
Nema 23 (57mm)
3 Phase
36V
10 Pcs
General Specifications | |
| Item | Specification |
| Winding type | Star |
| Hall effect angle | 120 degree electrical angle |
| Shaft run out | 0.025mm |
| Radial play | 0.02mm@450g |
| End play | 0.08mm@450g |
| Max.radial force | 75N@10mm from the flange |
| Max. axial force | 10N |
| Insulation class | Class B |
| Dielectric Strength | 500VDC for one minute |
| Insulation Resistance | 100MΩ Min., 500VDC |
| Model No. | Rated voltage | Motor Length | Current | Rated power | Rotor Inertia | Rated torque | Rated speed | Weight |
| VDC | (L)mm | A | W | g.cm² | N.m | Rpm | kg | |
| LM57BLS005 | 36 | 37 | 3.5 | 23 | 30 | 0.055 | 4000 | 0.33 |
| LM57BLS01 | 36 | 47 | 6.8 | 46 | 75 | 0.11 | 4000 | 0.44 |
| LM57BLS02 | 36 | 67 | 11.5 | 92 | 119 | 0.22 | 4000 | 0.75 |
| LM57BLS03 | 36 | 87 | 15.5 | 138 | 173 | 0.33 | 4000 | 1 |
| LM57BLS04 | 36 | 107 | 20.5 | 184 | 230 | 0.44 | 4000 | 1.25 |
| Bldc Motors Wires | Hall Sensor Wires | ||||||
| U | V | W | +5VDC | GND | Hu | Hv | Hw |
| Yellow | Green | Blue | Red | Black | Yello | Green | Blue |
General Specifications | |
| Item | Specification |
| Winding type | Star |
| Hall effect angle | 120 degree electrical angle |
| Shaft run out | 0.025mm |
| Radial play | 0.02mm@450g |
| End play | 0.08mm@450g |
| Max.radial force | 75N@10mm from the flange |
| Max. axial force | 10N |
| Insulation class | Class B |
| Dielectric Strength | 500VDC for one minute |
| Insulation Resistance | 100MΩ Min., 500VDC |
| Model No. | Rated voltage | Motor Length | Current | Rated power | Rotor Inertia | Rated torque | Rated speed | Weight |
| VDC | (L)mm | A | W | g.cm² | N.m | Rpm | kg | |
| LM57BLS005 | 36 | 37 | 3.5 | 23 | 30 | 0.055 | 4000 | 0.33 |
| LM57BLS01 | 36 | 47 | 6.8 | 46 | 75 | 0.11 | 4000 | 0.44 |
| LM57BLS02 | 36 | 67 | 11.5 | 92 | 119 | 0.22 | 4000 | 0.75 |
| LM57BLS03 | 36 | 87 | 15.5 | 138 | 173 | 0.33 | 4000 | 1 |
| LM57BLS04 | 36 | 107 | 20.5 | 184 | 230 | 0.44 | 4000 | 1.25 |
| Bldc Motors Wires | Hall Sensor Wires | ||||||
| U | V | W | +5VDC | GND | Hu | Hv | Hw |
| Yellow | Green | Blue | Red | Black | Yello | Green | Blue |


Connectors, Gearbox, Encoder, Brake, Integrated Driver...
Connectors, Gearbox, Encoder, Brake, Integrated Driver...
1. What is a 57BLS geared brushless DC motor?
The 57BLS is a compact BLDC motor with an integrated planetary gearbox, providing high torque, precision, and smooth motion for various industrial and automation applications.
2. What are the main advantages of a BLDC motor over a brushed motor?
BLDC motors offer higher efficiency, longer lifespan, quieter operation, lower maintenance, and more precise speed and position control.
3. Why choose a geared BLDC motor instead of a direct-drive motor?
Geared BLDC motors increase torque output, improve low-speed stability, and allow precise positioning in compact mechanical systems.
4. What industries commonly use the 57BLS BLDC motor?
Applications include robotics, automation equipment, smart furniture, medical devices, conveyor systems, and precision machinery.
5. What voltage and power options are available for the 57BLS BLDC motor?
Typical options include 12V, 24V, and 36V, with power ratings and current customized according to application requirements.
6. Can the 57BLS BLDC motor operate continuously?
Yes, brushless design reduces wear and heat, making it suitable for continuous-duty operation when operated within rated limits.
7. How much torque can a 57BLS geared BLDC motor deliver?
Torque depends on the gear ratio, but planetary gearing significantly increases output torque, suitable for linear actuators, robotics, and automation tasks.
8. What control methods are compatible with this motor?
The motor can be controlled with standard BLDC drivers, PWM control, sensor-based controllers, or integrated smart drivers.
9. Is the 57BLS BLDC motor suitable for low-speed, high-precision applications?
Yes, the combination of a planetary gearbox and precise BLDC control ensures smooth low-speed operation with minimal cogging.
10. How efficient is the 57BLS BLDC motor?
Typical efficiency exceeds 85–90%, reducing energy consumption and heat generation.
11. Can the factory customize the 57BLS geared BLDC motor for specific torque requirements?
Yes, gear ratios, winding types, and voltage/current ratings can be adjusted to meet precise torque and speed demands.
12. Are custom gear ratios available for the 57BLS BLDC motor?
Yes, factories offer a wide range of planetary gear ratios to optimize torque, speed, and positioning performance.
13. Can the motor be supplied with integrated encoders or sensors?
Yes, incremental or absolute encoders, Hall sensors, or other feedback devices can be added for closed-loop control.
14. Is it possible to customize the motor shaft or mounting options?
Yes, options include different shaft diameters, lengths, shapes (D-flat or round), and mounting flange configurations.
15. Can the motor be optimized for low-noise or vibration-sensitive applications?
Yes, precision winding, optimized bearings, and advanced driver integration reduce vibration and operational noise.
16. Are IP-rated housings available for harsh environments?
Yes, IP54, IP65, or higher ratings can be provided for protection against dust, moisture, and other environmental challenges.
17. Does the factory provide OEM and ODM services?
Yes, the factory can produce fully customized BLDC motors for specific projects, including labeling, integration, and system-level design.
18. What is the typical lead time for customized 57BLS BLDC motors?
Prototyping usually takes 2–4 weeks, while mass production is generally 4–8 weeks depending on complexity.
19. What testing and quality control processes are applied?
Motors undergo torque, speed, efficiency, thermal, and noise testing to ensure high quality and reliability.
20. How does customization improve motor performance?
Tailoring gear ratio, torque, shaft design, voltage, and optional sensors ensures optimal integration, efficiency, and reliability for specific applications.
1. What is a 57BLS geared brushless DC motor?
The 57BLS is a compact BLDC motor with an integrated planetary gearbox, providing high torque, precision, and smooth motion for various industrial and automation applications.
2. What are the main advantages of a BLDC motor over a brushed motor?
BLDC motors offer higher efficiency, longer lifespan, quieter operation, lower maintenance, and more precise speed and position control.
3. Why choose a geared BLDC motor instead of a direct-drive motor?
Geared BLDC motors increase torque output, improve low-speed stability, and allow precise positioning in compact mechanical systems.
4. What industries commonly use the 57BLS BLDC motor?
Applications include robotics, automation equipment, smart furniture, medical devices, conveyor systems, and precision machinery.
5. What voltage and power options are available for the 57BLS BLDC motor?
Typical options include 12V, 24V, and 36V, with power ratings and current customized according to application requirements.
6. Can the 57BLS BLDC motor operate continuously?
Yes, brushless design reduces wear and heat, making it suitable for continuous-duty operation when operated within rated limits.
7. How much torque can a 57BLS geared BLDC motor deliver?
Torque depends on the gear ratio, but planetary gearing significantly increases output torque, suitable for linear actuators, robotics, and automation tasks.
8. What control methods are compatible with this motor?
The motor can be controlled with standard BLDC drivers, PWM control, sensor-based controllers, or integrated smart drivers.
9. Is the 57BLS BLDC motor suitable for low-speed, high-precision applications?
Yes, the combination of a planetary gearbox and precise BLDC control ensures smooth low-speed operation with minimal cogging.
10. How efficient is the 57BLS BLDC motor?
Typical efficiency exceeds 85–90%, reducing energy consumption and heat generation.
11. Can the factory customize the 57BLS geared BLDC motor for specific torque requirements?
Yes, gear ratios, winding types, and voltage/current ratings can be adjusted to meet precise torque and speed demands.
12. Are custom gear ratios available for the 57BLS BLDC motor?
Yes, factories offer a wide range of planetary gear ratios to optimize torque, speed, and positioning performance.
13. Can the motor be supplied with integrated encoders or sensors?
Yes, incremental or absolute encoders, Hall sensors, or other feedback devices can be added for closed-loop control.
14. Is it possible to customize the motor shaft or mounting options?
Yes, options include different shaft diameters, lengths, shapes (D-flat or round), and mounting flange configurations.
15. Can the motor be optimized for low-noise or vibration-sensitive applications?
Yes, precision winding, optimized bearings, and advanced driver integration reduce vibration and operational noise.
16. Are IP-rated housings available for harsh environments?
Yes, IP54, IP65, or higher ratings can be provided for protection against dust, moisture, and other environmental challenges.
17. Does the factory provide OEM and ODM services?
Yes, the factory can produce fully customized BLDC motors for specific projects, including labeling, integration, and system-level design.
18. What is the typical lead time for customized 57BLS BLDC motors?
Prototyping usually takes 2–4 weeks, while mass production is generally 4–8 weeks depending on complexity.
19. What testing and quality control processes are applied?
Motors undergo torque, speed, efficiency, thermal, and noise testing to ensure high quality and reliability.
20. How does customization improve motor performance?
Tailoring gear ratio, torque, shaft design, voltage, and optional sensors ensures optimal integration, efficiency, and reliability for specific applications.