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127mm Frameless BLDC Motor Manufacturer

127mm Frameless BLDC Torque Motors

Specifications:
  • 127 mm Frame Size
  • 7 mm Stack Length
  • 55 mm Rotor ID
  • 0.97 Nm Rated Torque
  • 48 VDC Rated Voltage

Features and Benefits:
  • High torque to weight ratio
  • Compact & lightweight
  • Hall sensor and thermistor available
  • HOLRY

Availability:
Quantity:

Product Description

127mm Frameless BLDC Motor Description

127mm Frameless BLDC Motor Supplier | Custom OEM Factory - HOLRY

127mm Frameless BLDC Motor from HOLRY is engineered for high-power and precision motion control applications. With its frameless structure, it allows direct integration into your system, significantly reducing overall size while improving efficiency and performance.

Designed to deliver high torque density and smooth operation, this motor ensures low cogging torque, stable output, and excellent dynamic response. Its optimized electromagnetic and thermal design enables reliable performance even under continuous heavy-duty conditions.

The 127mm frameless motor is widely used in robotics, industrial automation, AGV/AMR systems, and advanced motion control equipment. HOLRY provides flexible OEM and customization services, including winding, voltage, and performance optimization to meet specific project requirements.

As a professional China frameless BLDC motor manufacturer, HOLRY ensures strict quality control, consistent product performance, and fast global delivery, making it a trusted partner for OEM customers worldwide.


127mm Frameless BLDC Torque Motors - HOLRY

127mm Frameless BLDC Torque Motors - HOLRY

Frameless Motors are widely used in the joints of collaborative robots - HOLRY

Frameless Motors are widely used in the joints of collaborative robots - HOLRY





Curves

127mm Frameless BLDC Motor Curves

127mm Frameless BLDC Torque Motor Performance Curves - HOLRY


Specifications

127mm Frameless BLDC Motor Specifications

Operating Specifications

Ambient Temp 25 ℃
Winding Temp 155°C
Winding adjustment 0
System Friction 0 N·m
Heat Sink 7.87" x 7.87" x 0.5"


Performance Specifications

Bus Voltage (Vbus) 48  VDC
Max Cont. Torque (Tcont) 1.020  Nm
Max Cont. Current (Icont) 5.53
Peak Torque (Tpk) 2.005  Nm
Peak Current (Ipk) 10.55  Arms
Rated Torque (Trtd) 0.980  Nm
Rated Power (Prtd) 197  W
Rated Speed (Nrtd) 1924  RPM


Electrical  Specifications

Rm at Tamb 0.93  Ω
LM 1.65 mH
Back EMF 18 Vpk / kRPM
Kt at Temp 0.184  N·m/Arms
Km 0.178  Nm/√W
Commutation sine
NL Comm Freq 444 Hz


Mechanical Specifications

Stack Length
7 mm
Rotor ID 55 mm
Weight 0.341  kg
Poles 20


Dimensions

127mm Frameless BLDC Motor Dimensions

127mm Frameless BLDC Torque Motor Dimensions - HOLRY


FAQ

127mm Frameless BLDC Motor FAQ

What is a frameless BLDC motor?

A frameless BLDC motor consists of a rotor and stator without a housing, allowing direct integration into your system for 

higher efficiency, compact design, and improved performance.


What are the advantages of a 127mm frameless motor?

The 127mm frameless BLDC motor offers high torque density, smooth operation, and excellent thermal performance, making it ideal for 

high-load and precision applications.


Can the motor be customized for specific applications?

Yes, HOLRY provides OEM and ODM services, including customization of winding, voltage, speed, torque, and mechanical dimensions to 

meet your project requirements.


What applications is this motor suitable for?

It is widely used in robotics, AGV/AMR systems, industrial automation, medical devices, and precision motion control equipment.


Does HOLRY support small order quantities?

Yes, we support flexible order quantities for both prototype testing and bulk production, depending on your project needs.


What is the typical lead time for production?

Lead time usually ranges from 2 to 4 weeks depending on customization requirements and order volume.


Do you provide technical support?

Yes, HOLRY offers professional engineering support, including motor selection, integration guidance, and performance optimization.


How do you ensure product quality?

All motors undergo strict quality control and testing to ensure stable performance, durability, and long service life.




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