Frameless outer rotor motor — 48V, type Brushless Motor. The complete factory specification follows. Made by Shenzhen Seninter Precision Machinery Co., Ltd. (2 years on the platform, typical reply ≤5h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Frameless Outer Rotor Motor
- Model Number: SY2-08513/SY-08523
- Rated Power: 487/1048W
- Rated Voltage: 48V
- Input Voltage: 48V
- Speed Rpm: 3100/3500RPM
- Speed(RPM): 3100/3500RPM
Technical Specifications
| Commutation | Brushless |
|---|---|
| Rated Voltage | 48V |
| Rated Power | 487/1048W |
| Speed Rpm | 3100/3500RPM |
| Speed(RPM) | 3100/3500RPM |
| Efficiency | IE 4 |
| Type | Brushless Motor |
| Construction | Permanent Magnet |
| Frame | 85MM |
| Motor Mounting Type | Flange Mount |
| Protect Feature | Explosion-proof |
| Usage | Smart Home |
| Warranty | 3 months ~ 1 year |
| Continuous Current(A) | 12.9/21.2 A |
| Model Number | SY2-08513/SY-08523 |
| Torque | 4.5/7.8 Nm |
| Place Of Origin | China |
| Brand Name | SYT |
| Input Voltage | 48V |
| Rated Speed | 3100/3500RPM |
| Rated Torque | 1.5/2.86NM |
| Selling Units | Single item |
| Single Package Size | 10X10X15 cm |
| Single Gross Weight | 0.45 kg |
Product Details
Custom Frameless Outer Rotor Motor External Rotor 3100RPM 3500RPM Robotic High Torque Frameless Motor
Products Description
We can provide OEM and customization according to customer requirements. Please contact sales staff for more requirements;
Frameless motor technical parameter range:
Rated power: 33W-550W Rated torque: 0.032-480N.m. Speed range: 10000rpm-300RPM Voltage level: DC 24V,-48V, AC 110V,-220V, etc. Protection level: IP54, IP65, etc.
Frameless torque motor
The frameless torque motor pioneered the frameless potting process and provides a complete range of low-pressure torque motor solutions. It is designed for applications that require small size, light weight, low inertia, compact structure, and high power. It can output a large enough torque under strict volume requirements, and can achieve a compact design of hollow wiring for the robot arm, bringing better sensitivity to various joint robots. It has strong adaptability and can be used freely in robot joints, medical robots, sensor universal joints, drone propulsion and guidance systems, and other application fields.
Design craftsmanship
Vacuum glue-filling processing
With the aid of high heat conductivity coefficient glue, realize superior
heat dissipation and lower temperature rise.
heat dissipation and lower temperature rise.
Special design on rotor part
Min. air gap of stator and rotor up to 0.25 mm
Sinusoidal design on magnetic steel
More sinusoidal motor Back EMF
Realize the motor high servo characteristic
Sinusoidal design on magnetic steel
More sinusoidal motor Back EMF
Realize the motor high servo characteristic
Multi-pole and multi-slot solution
Realize the high torque density, low output cogging torque, more compact structure and more stable operation of the motor.
High integration of stator components
Realize the ultra-thin design of the motor
Product Specification | Unit | 13 | 23 |
Rated Power | W | 487 | 1048 |
Rated Voltage | VDC | 48 | 48 |
Rated Current | A | 12.9 | 21.2 |
Rated Torque | N ·m | 1.5 | 2.86 |
Maximum Torque | N ·m | 4.5 | 7.8 |
Rated Speed | rpm | 3100 | 3500 |
Voltage Constant | V/krpm | 8.19 | 8.33 |
Torque Constant | Nm/A | 0.135 | 0.138 |
Inertia | *10⁴*kg ·m² | 0.93 | 1.4 |
Weight | KG | 0.396 | 0.629 |
Company Profile
Shenzhen Seninter Precision Machinery Co., Ltd. is a comprehensive enterprise that integrates R&D, production, sales, and service. Specializing in the R&D and production of a wide range of products including AC motors, DC motors, servo motors, brushless motor gearboxes, reduction motors, and harmonic reducers, we are also humanoid robot component solution manufacturers and intelligent automation complete solution providers. **Product Reach and Applications** Our products are sold both domestically and abroad, serving over 500 customers. They are widely applied across diverse industries such as robotics, communication equipment, semiconductor processing equipment, medical equipment, testing and analysis equipment, 3C electronic equipment, lithium – battery production equipment, solar energy, automation equipment, aerospace, automobiles, engineering machinery, and chemical equipment. **Facilities and Quality Control** Covering an area of 100,000 square meters, our company is equipped with over 300 pieces of international – top processing equipment. This includes Japan's OKUMA, MAZAK, and the US's HASS, BROTHER ultra – high – precision machine tools, as well as German, Swiss, and Japanese gear hobbing machines and imported gear broaching machines. We have also introduced industry – leading testing equipment like ZEISS three – coordinate, JENOPTIK optical detector, and MITUTOYO precision measuring tools. With advanced equipment, we strictly control product quality. **Team and R & D Capabilities** Our team hails from the core R&D technical teams of international multinational companies, boasting over 20 years of work experience in the precision parts industry. We have a dedicated product technology R&D center, along with a professional design and development team and management team. Additionally, we possess advanced product testing, quality management, and a complete pre – sales and after – sales service system. We continuously introduce automated manufacturing equipment to ensure standardized and procedural corporate management. **Global Presence** In 2024, we established R&D offices and sales offices in Moscow, Vietnam, Shenzhen, and Changsha. Our commitment lies in providing more professional and efficient "customized solutions" to assist customers in solving core technical problems. We aim to become the world's most trusted precision reducer expert. **Our Mission** Our goal is to offer global customers the best – quality products and price – competitive services, enabling Chinese products to reach the global market. We welcome OEM and ODM cooperation.
Application Cases
CNC DD rotary table.
Surgical Robot
Industrial Robots
Automatic cleaning car reducer motor
Port equipment
Mining equipment
Electronic devices
Gantry machine tools
Packaging/polishing equipment
Team & Partners
FAQ
Q1: When I choose your products, what should I provide? A1: The best way is to provide drawings with parameters. Our engineers will check and recommend the most suitable gearbox model for your reference.
Or you can also provide the following specifications: 1) Torque. 2) Ratio or output speed 3) Working conditions and connection method 4) Quality and installed machine name 5) Input mode and input speed 6) Voltage. Q2: Are you a manufacturer? A2: Yes, we are a manufacturer. We develop and produce by our own factory, and we also have very good cooperative factories Q3: How long does it take to complete my order? A3: Usually your order can be delivered within 7-15 days, and some hot-selling products can be delivered quickly within 1 week.
The specific delivery time depends on your order and quantity. Q4: Can I get a sample first? A4: Of course, we are honored to provide you with samples for testing before formal ordering. Q5: Where is the shipping port?
A5: Shanghai or Shenzhen. Q6: What are your delivery terms? A6: EXW, FOB, CFR, CIF, DDU. Q7: How does your factory do in quality control? A7: Quality is the priority. We always attach great importance to quality control from the beginning to the end of production.
Each product will be fully assembled and carefully tested before packaging. Q8: What is your warranty terms? A8: Warranty: 1 year after bill of lading shipment date. Q9: How do you make our business a long-term and good relationship? A9:1. We maintain good quality and competitive prices to ensure that our customers benefit; 2. We respect every customer as our friend, no matter where they come from,
we sincerely do business and make friends with them. Any other questions, please feel free to contact us!
Ordering and Pricing
- Minimum order quantity: 1 piece
- Volume pricing:
- 1–99 piece: US $82 / piece
- 100+ piece: US $71 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this frameless outer rotor motor?
The standard minimum order quantity is 1 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 3 months ~ 1 year warranty. Spare parts and technical support remain available after the warranty period.
Can the frameless outer rotor motor be supplied for my local voltage?
The standard configuration is 48V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Shenzhen Seninter Precision Machinery Co., Ltd., based in China. The company 2 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Shenzhen Seninter Precision Machinery Co., Ltd. range on HVACR Nexus.
See more in External Rotor Motors on HVACR Nexus.
