STMP42

STMP42-S Integrated Waterproof Stepper Servo Motor

IP65-rated 42mm 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
EtherCAT/CANopen/RS485
FOC and SVPWM technology
Optional brake

EtherCAT RS485 CANopen Pulse 42mm

Models & Specifications

Specs as rows · Models as columns

Specifications	STMP4234D-485-S-0FS	STMP4234D-COE-S-0FS	STMP4234D-CANopen-S-0FS	STMP4248D-485-S-0FS	STMP4248D-COE-S-0FS	STMP4248D-CANopen-S-0FS	STMP4260D-485-S-0FS	STMP4260D-COE-S-0FS	STMP4260D-CANopen-S-0FS	STMP4234D-485-S-0FSB	STMP4234D-COE-S-0FSB	STMP4234D-CANopen-S-0FSB	STMP4248D-485-S-0FSB	STMP4248D-COE-S-0FSB	STMP4248D-CANopen-S-0FSB	STMP4260D-485-S-0FSB	STMP4260D-COE-S-0FSB	STMP4260D-CANopen-S-0FSB
Flange Size	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm	42mm
Holding Torque	0.27 N·m	0.27 N·m	0.27 N·m	0.50 N·m	0.50 N·m	0.50 N·m	0.69 N·m	0.69 N·m	0.69 N·m	0.27 N·m	0.27 N·m	0.27 N·m	0.50 N·m	0.50 N·m	0.50 N·m	0.69 N·m	0.69 N·m	0.69 N·m
Brake	No Brake	No Brake	No Brake	No Brake	No 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	Built-in Brake w/ Logic	Built-in Brake w/ Logic	Built-in Brake w/ Logic	Built-in Brake w/ Logic	Built-in Brake w/ Logic
Encoder type	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder	17-bit multi-turn absolute magnetic encoder
Rated Voltage	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC	48 VDC
Voltage Range	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC	16-52VDC
Inertia	0.035×10⁻⁴ kg·m²	0.035×10⁻⁴ kg·m²	0.035×10⁻⁴ kg·m²	0.068×10⁻⁴ kg·m²	0.068×10⁻⁴ kg·m²	0.068×10⁻⁴ kg·m²	0.082×10⁻⁴ kg·m²	0.082×10⁻⁴ kg·m²	0.082×10⁻⁴ kg·m²	0.035×10⁻⁴ kg·m²	0.035×10⁻⁴ kg·m²	0.035×10⁻⁴ kg·m²	0.068×10⁻⁴ kg·m²	0.068×10⁻⁴ kg·m²	0.068×10⁻⁴ kg·m²	0.082×10⁻⁴ kg·m²	0.082×10⁻⁴ kg·m²	0.082×10⁻⁴ kg·m²
Protection Level	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65	IP65
Rated Current	1.3 A	1.3 A	1.3 A	1.7 A	1.7 A	1.7 A	2.0 A	2.0 A	2.0 A	1.3 A	1.3 A	1.3 A	1.7 A	1.7 A	1.7 A	2.0 A	2.0 A	2.0 A
Body Length	65.5 mm	65.5 mm	65.5 mm	79.5 mm	79.5 mm	79.5 mm	91.5 mm	91.5 mm	91.5 mm	93 mm	93 mm	93 mm	107 mm	107 mm	107 mm	119 mm	119 mm	119 mm
Weight	0.403 kg	0.403 kg	0.403 kg	0.539 kg	0.539 kg	0.539 kg	0.658 kg	0.658 kg	0.658 kg	0.595 kg	0.595 kg	0.595 kg	0.730 kg	0.730 kg	0.730 kg	0.850 kg	0.850 kg	0.850 kg

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Specifications

Shaft Diameter	Φ5
Number Of Phases	2
Step Angle	1.8°
Encoder	17-bit multi-turn absolute encoder (external battery backup)
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, High-speed bidirectional optocouplers，High level: 12–24V，Low level: 0–0.5V Maximum PWM pulse frequency: 2MHz，Configurable functions: Can be configured as switches or as pulse input channels
DO (Digital Output)	Quantity: 1, O Output method: MOS open-drain output ,Current: DO1 - Maximum load current 2A, maximum voltage 55V Configurable functions: 1. Ordinary DO; 2. The motor stops running; 3. Goal achieved; 4. Alarm output；Motor with brake: DO not available
AI (Analog Input)	Quantity: 1; Input method: single-ended input; Signal type: voltage signal; Resolution: 12-bit; Voltage: 0~10V; Accuracy: reference error ≤1%; Configurable functions: dead zone, filtering, offset, scaling, direction.
Operating Temperature	0°C to 40°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 Engraving Machine Equipment

The STMP42S series IP65-rated integrated motor upgrades small engraving machines from "vulnerable and interference-prone" to "dustproof, waterproof, and maintenance-free." It is particularly suitable for long-duration processing of stone, wood, or metal workpieces that require coolant in open environments (without protective covers). It ensures micron-level machining precision while significantly reducing downtime and maintenance caused by dust and liquid ingress.

IP65 Protection Rating – Waterproof and Dustproof

The product features excellent sealing performance, effectively preventing the ingress of external dust and water mist. With stronger adaptability to various working conditions, the motor delivers outstanding overall performance and higher reliability.

Downloads

Name	Type	Size	Update Date
NiMotion Integrated Motor Selection Guide	Selection Guide	12.8MB	2026-08-25
stmp42s-series-ethercat-canopen-rs485-User Manual	User Manual	2.1MB	2026-08-12
stmp42xx-xxx-s-0fsb-integrated-waterproof-stepper-servo-brake-motor	Drawing	215.2KB	2026-07-28
Communication Manual – pmm60l/blm/stm-modbus	Communication Manual	4.0MB	2026-08-27
Motor Tuning Software – General Purpose	Software	84.5MB	2026-08-27
stmp42xx-xxx-s-0fs-integrated-stepper-servo-motor	Drawing	221.7KB	2026-07-28
Communication Manual – pmm60l/blm/stm-CANopen	Communication Manual	3.8MB	2026-08-27

Companion Products

Power CableVDDX003P Power Cable

Power cable for NiMotion integrated motors.

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Communication CableVDCX003P Communication Cable（COE）

Communication cable for NiMotion integrated motors.

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Communication CableVDCX005P Communication Cable（COE）

Communication cable for NiMotion integrated motors.

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Communication CableVDCX008P Communication Cable（CAN/RS485）

Communication cable for NiMotion integrated motors.

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Communication CableVDCX009P Communication Cable（CAN/RS485）

Communication cable for NiMotion integrated motors.

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I/O CableVDIX007 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 AccessoriesM8A Type-T Adapter

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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 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 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 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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integrated electric gripper in medical tube grasping

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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