STMPW57

STMPW57-M Integrated Wide-Temperature Stepper Servo Motor

IP65-rated, wide-temperature 57mm flange integrated stepper servo motor – delivers closed-loop servo control algorithms within a compact footprint, offering significantly improved positioning accuracy, low heat generation, and excellent speed stability. Ideal for a wide range of compact automation equipment.

Features

IP65 protection
Wide temperature range (-40°C to +75°C)
CANopen/RS485
Optional brake

CANopen RS485 Pulse 57mm

Models & Specifications

Specs as rows · Models as columns

Specifications	STMPW5756B-485-M-0FS	STMPW5756B-CANopen-M-0FS	STMPW5776B-485-M-0FS	STMPW5776B-CANopen-M-0FS	STMPW5756B-485-M-0FSB	STMPW5756B-CANopen-M-0FSB	STMPW5776B-485-M-0FSB	STMPW5776B-CANopen-M-0FSB
Flange Size	57mm	57mm	57mm	57mm	57mm	57mm	57mm	57mm
Holding Torque	1.2 N·m	1.2 N·m	1.8 N·m	1.8 N·m	1.2 N·m	1.2 N·m	1.8 N·m	1.8 N·m
Brake	No Brake	No Brake	No Brake	No Brake	Built-in Brake w/ Logic	Built-in Brake w/ Logic	Built-in Brake w/ Logic	Built-in Brake w/ Logic
Encoder type	17-bit single-turn absolute magnetic encoder	17-bit single-turn absolute magnetic encoder	17-bit single-turn absolute magnetic encoder	17-bit single-turn absolute magnetic encoder	17-bit single-turn absolute magnetic encoder	17-bit single-turn absolute magnetic encoder	17-bit single-turn absolute magnetic encoder	17-bit single-turn absolute magnetic encoder
Rated Voltage	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC
Voltage Range	16-72VDC	16-72VDC	16-72VDC	16-72VDC	16-72VDC	16-72VDC	16-72VDC	16-72VDC
Protection Level	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65
Rated Current	3.0 A	3.0 A	4.2 A	4.2 A	3.0 A	3.0 A	4.2 A	4.2 A
Body Length	81.5 mm	81.5 mm	102 mm	102 mm	111.5 mm	111.5 mm	131.5 mm	131.5 mm
Weight	0.86 kg	0.86 kg	1.22 kg	1.22 kg	1.18 kg	1.18 kg	1.54 kg	1.54 kg

* Scroll horizontally within the table area when the content is wide.

Specifications

Shaft Diameter	Φ8
Number Of Phases	2
Step Angle	1.8°
Encoder	17-bit multi-turn absolute magnetic encoder(multi-turn absolute counting with automatic storage upon power failure)
Control Modes	CiA402 Mode,Manufacturer Mode
External Control Interface	DI – Non-isolated NPN Input,DI – Non-isolated PNP Input,DI – Non-isolated Switch Input,DI – Isolated Opto Single-Ended Input,DI – Isolated Opto Differential Input,DO – Isolated Open-Drain Output,DO – Non-isolated MOSFET Output,AI – 0–10V Analog Input,AI – ±10V Analog Input
CiA402 Mode	PP, VM, PV, PT, HM, IP, CSP, CSV, CST
DI (Digital Input)	Quantity: 3; Bidirectional high-speed isolated inputs: supports NPN, PNP, and push-pull input (sensors); High level: 12–24V, low level: 0–0.5V; Maximum current: 8.5mA at 24V; Configurable functions: Can be used as a switch or as a pulse input channel.
DO (Digital Output)	None (customizable upon request)
AI (Analog Input)	None (customizable upon request)
Operating Temperature	-40°C to 75°C
Operating Altitude	<1000m
Fault Alarm	Overvoltage, undervoltage, overtemperature, locked rotor
Servo Function	Soft limit, gain switching, S-curve planning, vibration suppression, parameter identification, online upgrade

Product Details

Application in Solar Photovoltaic Tracking Bracket Equipment

The STMPW57 series motor is an IP65-rated stepper motor that supports wide-temperature operation, specifically designed for outdoor or harsh industrial environments with extreme temperatures (-40°C to +75°C), high dust, high humidity, and strong chemical corrosion. Featuring a built-in driver, controller, and encoder, it offers a compact design that eliminates the need for external driver components while delivering high torque. It converts rotary motion into linear displacement of push rods or worktables.

Downloads

Name	Type	Size	Update Date
NiMotion Integrated Motor Selection Guide	Selection Guide	12.8MB	2026-08-25
Communication Manual – pmm60l/blm/stm-modbus	Communication Manual	4.0MB	2026-08-27
Motor Tuning Software – General Purpose	Software	84.5MB	2026-08-27
Communication Manual – pmm60l/blm/stm-CANopen	Communication Manual	3.8MB	2026-08-27
stmpw57m-series-canopen-rs485-User Manual	User Manual	2.7MB	2026-08-17
stmpw57xx-xxx-m-0fs-integrated-servo-stepper-motor	Drawing	169.8KB	2026-07-28

Companion Products

Power CableVDDX003PWL Power Cable

Power cable for NiMotion integrated motors.

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Communication CableVDCX008PWL Communication Cable

Communication cable for NiMotion integrated motors.

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Communication CableVDCX009PWL Communication Cable

Communication cable for NiMotion integrated motors.

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I/O CableVDIX007PWL IO Cable

IO cable for NiMotion integrated motors.

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Communication CableVDCX010P Communication Cable

Communication cable for NiMotion integrated motors.

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Other AccessoriesM8 Terminal Resistor

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Applications

Discover how this product is applied across various industrial automation scenarios.

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Application of integrated servo motor in pendulum wheel sorting machine

With the rapid development of logistics and manufacturing industries, sorting machines are being used more and more widely. As a common sorting equipment, the pendulum wheel sorter is highly efficient, accurate, and flexible, and is widely used in various logistics sorting scenarios. The application of integrated servo motors in the pendulum wheel sorter provides new possibilities for performance improvement and optimization of the sorter.

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Application of integrated servo motor in extracorporeal vibrating lithotripsy bed

With the continuous advancement of medical technology, the extracorporeal vibrating lithotripsy bed, as a non-invasive stone treatment device, has been widely used in the medical field. The integrated servo motor, as the core driving component of the extracorporeal vibrating lithotripsy bed, provides safer and more reliable technical support for the treatment of stone patients with its high efficiency, stability and precision.

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Application of integrated servo motor in venous center robotic arm

With the continuous advancement of medical technology, robot-assisted surgery has become an important development direction in the field of modern medicine. Among them, the venous center robot arm, as a key component of the surgical robot, plays a vital role in the accuracy, stability and safety of the operation. As one of the core components of the robot arm, the integrated servo motor is also gaining more and more attention in the application of the venous center robot arm.

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Application of integrated servo motor in AGV

Automation technology has leapt forward, and the popularity of automatic guided vehicles (AGVs) in logistics, warehousing and production has accelerated. As a key equipment in intelligent logistics, AGVs use electrical control, sensing and navigation technologies to achieve automatic handling and precise positioning of goods. The integrated servo motor, as its power heart, is crucial to the performance of AGVs.

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Application of Integrated Electric Clamp in Medical Catheter Grabbing

With the continuous development of science and technology, the application of electric gripper in the medical field is gradually increasing, one of the important applications is the pipeline grab. As a modern tool, the electric gripper has the advantages of high precision, high efficiency and strong reliability, which provides a better operation experience and experimental effect for the medical field.

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Application of integrated servo motor in tension system equipment

With the rapid development of industrial automation, the demand for high-precision and high-efficiency transmission and control equipment is growing. As an intelligent motor integrating drive, control and feedback, the integrated servo motor has been widely used in various industrial equipment due to its excellent performance. Especially in tensile test equipment, the integrated servo motor plays a vital role.

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Application cases of integrated stepper servo motors in fluid equipment in the spraying industry

The application of integrated stepper servo motors has achieved precision and efficiency in the spraying process. The combination of CANopen communication and intelligent control algorithms has solved the pain points of traditional spraying equipment, such as large flow fluctuations and delayed response, and significantly improved coating quality and production efficiency.

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Application of integrated stepping servo motor in microscope stage

Microscopes are indispensable tools in scientific research and medical diagnosis, and their accuracy and stability are crucial to the observation results. The stage, as an important part of the microscope, carries the sample to be observed, and its movement accuracy and response speed directly affect the observation effect.

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Application and optimization of integrated servo motors in appearance inspection equipment

This article aims to introduce the application scenarios, technical features, challenges and solutions of integrated servo motors (PMMP4010B-CANpen) in appearance inspection equipment. Through actual case analysis, the key role of motors in improving the accuracy and stability of inspection equipment is demonstrated.

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Application of integrated servo motor in intelligent (automatic) charging equipment

With the widespread promotion and popularization of new energy vehicles, the demand for charging equipment is also growing. In order to improve the efficiency and performance of charging equipment, integrated servo motor technology is widely used in new energy vehicle charging equipment. Integrated servo motor technology combines the functions of motor, controller, sensor, etc., with the advantages of high efficiency, precision and intelligence, bringing revolutionary changes to the charging equ

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