| Customization: | Available |
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| Application: | Universal, Industrial |
| Function: | Control |
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Connection mode
| Motor model | Power supply | Number of phases | Number of poles | Output power | Current | Reference speed |
| Model | Vot | Phase | Poles | Output | Current | Speed |
| 139BLDC-250W | AC220V | 3 | 10 | 250W | 1.05A | 1000rpm |
| 139BLDC-500W | AC220V | 3 | 10 | 500W | 2.1A | 1000rpm |
| 139BLDC-750W | AC220V | 3 | 10 | 750W | 3.3A | 950rpm |
| Type | L | B | C | D | E | F | G | DD | d | H |
| 139BLDC-250W | 134 | 35 |
86 |
16.5 |
12 |
M8 |
39 |
190 |
12 |
10.5 |
| 139BLDC-500W | 149 | |||||||||
| 139BLDC-750W | 159 |
| Number | Colour | specification |
| 1 | RED | AC220V (L) |
| 2 | BLK | AC220V (N) |
| 3 | YEL/GRN | PE |
| Number | Colour | specification |
| 1 | BLU | +5V |
| 2 | GRN | RS485 A |
| 3 | WHT | RS485 B |
| 4 | YEL | GND |
| Number | Colour | specification |
| 1 | BLU | +10V |
| 2 | WHT | VSP |
| 3 | YEL | GND |
Changzhou Joinbrain Motor Co., Ltd. is located in the renowned motor manufacturing hub of China-Wujin Economic Development Zone in Changzhou. With a production area of over 8, 000 square meters, the company specializes in developing and manufacturing motors for central air conditioning fans, air energy systems, water pumps, evaporative air coolers, livestock fans, permanent magnet brushless motors, cooling towers, and air compressor fans, among others. With an annual production capacity exceeding one million units, we can also design and manufacture custom motors to meet specific client requirements. The company has been recognized as a National High-Tech Enterprise and a Changzhou Science and Technology Enterprise, and our products are CCC and CE certified.
Our team includes experts in motor and motor control technologies, providing us with strong technical capabilities and a commitment to continuous innovation. Equipped with advanced production and testing facilities, we follow stringent processing methods and testing protocols to ensure a reliable product quality assurance system. Our product quality is stable and dependable.
Our mission is to build trust through integrity and prioritize quality. To ensure product excellence and refine quality management, we have established a quality management system, strictly following ISO9001: 2015 standards in every phase of service-pre-sale, in-sale, and post-sale-to fully meet customer needs.
Quality Policy:
To continuously improve, delivering products that satisfy our customers.
Adhering to the business philosophy of "Innovation and Integrity, " we strive to create high-quality products and are dedicated to building sincere partnerships for mutual growth and success with clients from all sectors.
Q1: Are you factory?
A: Yes, we have been in designing and providing excellent motors for customers. Our factory production is all under ISO9001 quality management system.
Q2: How long you could prepare samples?
A: Normally 3 days if we have the sample in hand. If customized one, about a week around
Q3: How about batch order production?
A: Normally 15-30 days, the customized or newly developed products may take more half month.
Q4: Do you inspect the finished products?
A: Yes, we do inspection according to ISO9001 standard and ruled by our experienced QC staff.
Q5: What advantage do you have?
A: For the motors, we have long enough of 18months guarantee, and for the service, we offer 24 hours technical support and barrier-free communication.
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