The ec motors listed here carries 310V DC, material 100% Copper Wire, documented exactly as the manufacturer publishes it. Made by Changzhou Kang Tian Motor Co., Ltd. (4 years on the platform, typical reply ≤5h). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of These Ec Motors
- Model Number: YSK/YDK/YSF
- Rated Power: 250W
- Rated Voltage: 310V DC
- Material: 100% Copper Wire
- Speed Rpm: 1250rpm
- Speed(RPM): Stepless speed regulation
Technical Specifications
| Commutation | Brushless |
|---|---|
| Rated Voltage | 310V DC |
| Rated Power | 250W |
| Speed Rpm | 1250rpm |
| Speed(RPM) | Stepless speed regulation |
| IP Rating | IP54 |
| Efficiency | IE 1 |
| Type | Brushless Motor |
| Construction | Permanent Magnet |
| Frame | 143mm(5.63in) |
| Motor Mounting Type | Foot Mount |
| Protect Feature | Totally Enclosed |
| Usage | Fan, Home Appliance, Smart Home |
| Warranty | 1 year |
| Continuous Current(A) | / |
| Model Number | YSK/YDK/YSF |
| Place Of Origin | Jiangsu, China |
| Brand Name | OEM |
| Product Name | AC DC EC Fan Motor |
| Certification | CE/CCC/ISO9001 |
| Material | 100% Copper Wire |
| MOQ | 50PCS |
| Selling Units | Single item |
| Single Package Size | 60X50X50 cm |
| Single Gross Weight | 10.0 kg |
Product Details












Overheat
Overload Automatic Protection


Product Features:
2. KT AC motor is up to 85% efficiency, power factor 0.5~0.6 .
3. KT AC motor motor can be variable speed, multi speeds or single speed.
4. KT AC motor uses sensorless vector field-oriented control(FOC), lower material cost and smaller failure rate
because of no hall sensor, higher efficiency, lower noise, smoother performance curves.
Class B/F available.


AC Motor | Output Power W | Voltage V | Frequency Hz |
YDK/YSK95 | 10~50 | 110 220 380 | 50/60 |
YDK/YSK110 | 10~150 | ||
YDK/YSK120 | 50~300 | ||
YDK/YSK139 | 100~1100 | ||
YDK/YSK160 | 250~3000 |


EC/BLDC Motor | Output Power W | Voltage V | Frequency Hz |
ZTD/ZTS94 | 10~120 | DC 24/48/310 AC 110/220 | 50/60 (AC) |
ZTD/ZTS139 | 120~750 |


AC/EC Fan | Size | Voltage V | Frequency Hz |
SYZ Centrifugal Type | 7~15inch | DC 24/48/310 AC 110/220 | 50/60 (AC) |
Axial Flow | 250~630mm | ||
Forward Curved | 200~500mm | ||
Backward Curved | 175~560mm |








We are based in Jiangsu, China, start from 2014,sell to Domestic Market(60.00%),Western Europe(20.00%),North America(5.00%),Eastern Asia(5.00%),Southern Europe(5.00%),South America(2.00%),Eastern Europe(2.00%),South Asia(1.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Air conditioning motor,Fan coil motor,Fan motor,DC brushless motor,Centrifugal fan
4. why should you buy from us not from other suppliers?
Our engineering team is engaged in design of micro-motor for more than 15 years. We are capable to design and manufacture motors according to customer's requirements and we also provide ODM and OEM services.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,CPT,DDP,DDU;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Western Union,Cash;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian
Ordering and Pricing
- Minimum order quantity: 100 piece
- Volume pricing:
- 100–499 piece: US $98 / piece
- 500–999 piece: US $95 / piece
- 1000+ piece: US $93 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this ec motors?
The standard minimum order quantity is 100 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 1 year warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this ec motors carry?
It is supplied with CE/CCC/ISO9001 documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the ec motors be supplied for my local voltage?
The standard configuration is 310V DC. 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 Changzhou Kang Tian Motor Co., Ltd., based in China. The company 4 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Changzhou Kang Tian Motor Co., Ltd. range on HVACR Nexus.
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