The axial fan listed here carries voltage 80~264VAC, power source Electric, documented exactly as the manufacturer publishes it. Made by Shenzhen Songlian Electronics Co., Ltd. (7 years on the platform, typical reply ≤2h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Axial Fan
- Model Number: SEM1751B/S(Ball Bearing / Sleeve Bearing) 3000RPM, SEL1751B/S(Ball Bearing / Sleeve Bearing) 2500RPM
- Power Source: Electric
- Voltage: 80~264VAC
- Input Voltage: 80~264VAC
- Material: Aluminum Alloy
- Blade Material: PBT
Technical Specifications
| Voltage | 80~264VAC |
|---|---|
| Speed | 2000 / 2500 / 3000 RPM |
| Type | Duct Axial Fan |
| Material | Aluminum Alloy |
| Blade Material | PBT |
| Mounting Type | Free Standing |
| Bearing Type | TWO BALL BEARING |
| Power Source | Electric |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM, OBM |
| Place Of Origin | Guangdong, China |
| Brand Name | SONGLIAN |
| Model Number | SEM1751B/S(Ball Bearing / Sleeve Bearing) 3000RPM, SEL1751B/S(Ball Bearing / Sleeve Bearing) 2500RPM |
| Color | Black |
| Size | 172 x 150 x 51 mm (7 Inch) |
| Input Voltage | 80~264VAC |
| Frequency | 50/60Hz |
| Bearing | Ball Bearing / Sleeve Bearing |
| Life Expectancy | 50,000 hours 40℃ |
| Operating Temp | -10℃~+70℃ |
| Protection | IP20 (IP54 optional) |
| Certifications | CE, RoHS |
| Application | Inverter, UPS, Charger, Energy Storage, Telecom Cabinet, Control Panel |
| Customization | Waterproof, Cable, Connector, Speed Signal |
| Selling Units | Single item |
| Single Package Size | 17.2X15X5.1 cm |
| Single Gross Weight | 0.650 kg |
Product Details


WHY CHOOOSE US?






DC Axial Flow Fan
Size (MM) | Air Flow ( CFM) | Size (MM) | Air Flow ( CFM) |
20X20X6 | 0.33~0.82 | 70X70X15 | 16.24~27.06 |
20X20X10 | 0.55~1.56 | 70X70X20 | 25.92~43.20 |
25X25X7 | 1.54~3.09 | 70X70X25 | 26.94~44.90 |
25X25X10 | 1.35~2.51 | 80X80X10 | 14.49~21.74 |
30X30X7 | 1.98~3.64 | 80X80X15 | 23.23~46.47 |
30X30X10 | 2.52~4.10 | 80X80X20 | 24.52~53.94 |
35X35X10 | 3.93~5.90 | 80X80X25 | 30.92~68.02 |
38X38X28 | 8.44~22.05 | 80X80X25 F | 22.51~67.54 |
40X40X7 | 3.13~4.38 | 80X80X25 G | 41.40~93.14 |
40X40X10 | 4.22~6.67 | 80X80X38 | 37.06~92.66 |
40X40X15 | 4.80~8.00 | 80X80X38 F | 34.48~114.28 |
40X40X20 | 4.38~13.76 | 80X80X38 G | 44.28~145.40 |
40X40X20 G | 11.77~19.42 | 92X92X25 | 33.42~58.48 |
40X40X28 | 7.79~20.26 | 92X92X25 F | 35.11~96.56 |
40X40X28 F | 13.63~26.50 | 92X92X32 | 61.67~102.79 |
40X40X28 G | 9.79~30.48 | 92X92X38 | 57.65~105.69 |
45X45X10 | 5.37~10.73 | 120X120X25 | 48.48~96.95 |
50X50X10 | 6.45~11.82 | 120X120X25 J | 38.68~121.14 |
50X50X15 | 6.61~12.27 | 120X120X25 G | 52.46~104.93 |
50X50X20 | 8.09~16.18 | 120X120X25 F | 63.95~201.44 |
60X60X10 | 10.28~17.13 | 120X120X32 | 67.16~93.52 |
60X60X15 | 11.01~28.62 | 120X120X38 | 100.71~146.90 |
60X60X20 | 11.43~19.05 | 120X120X38 J | 118.16~180.36 |
60X60X25 | 16.76~43.10 | 120X120X38 F | 115.11~263.10 |
60X60X28 | 16.23~24.35 | 140X140X25 | 60.34~86.20 |
60X60X38 | 36.73~50.15 | 172X150X51 F | 171.73~274.76 |
60X60X38 F | 40.26~57.51 | 200X51 | 392.22~728.400 |
70X70X10 | 14.56~24.27 | ||
DC Blower Fan
Size (MM) | Air Flow ( CFM) | Size (MM) | Air Flow ( CFM) |
20X20X6 | 0.15~0.37 | 55X55X12 | 2.35~3.92 |
20X20X8 | 0.58~0.69 | 60X60X15 | 2.79~3.59 |
25X25X7 | 0.25~0.50 | 60X60X25 | 5.55~9.25 |
30X30X10 | 0.85~1.48 | 60X60X28 | 3.98~6.64 |
35X35X7 | 0.68~0.98 | 桅70X20 | 7.73~15.47 |
40X40X10 | 1.17~2.01 | 75X75X15 | 6.32~10.54 |
52X40X10 | 2.03~2.79 | 75X75X25 | 7.37~13.26 |
40X40X20 | 1.33~2.66 | 75X75X30 | 6.94~20.83 |
45X45X10 | 2.83~3.6 | 93X93X30 | 11.62~22.25 |
50X50X15 | 2.22~4.75 | 97X97X33 | 15.8~22.40 |
50X50X20 | 4.09~6.14 | 桅 100X25 | 32.24~50.09 |
50X50X20 J | 4.62~6.92 | 120X120X32 | 18.45~27.68 |
50X50X25 | 5.22~7.83 | 桅130X69 | 49.67~99.34 |
AC Axial Fan
Size (MM) | Air Flow ( CFM) | Size (MM) | Air Flow ( CFM) |
60X60X30 | 8.1~10.3 | 120X120X38 (7 blades) | 64~119 |
80X80X25 | 15~22 | 150X150X50 | 105~235 |
80X80X38 | 18~31 | 158X158X50 | 225~250 |
92X92X25 | 21~37 | 172X150X51 (5 blades) | 105~235 |
92X92X38 | 24~50 | 172X150X51 (7 blades) | 105~235 |
120X120X25 | 50~78 | 172X150X51 (C) | 130~251 |
120X120X38 (5 blades) | 60~113 | 200X200X60 | 370~420 |
EC AXial Flow Fan
Size (MM) | Air Flow ( CFM) | Size (MM) | Air Flow ( CFM) |
60X60X28 | 8.12~16.24 | 92X92X38 | 48.04~67.26 |
60X60X38 | 9.92~19.83 | 120X120X38 | 97.59~136.62 |
80X80X38 | 30.89~49.92 | 172X150X51 | 135.52~202.80 |












Q:What is the MOQ? |
Our MOQ is 10 pcs for standard models. For trial orders, sample order is available within 3–5 days. MOQ can be discussed for long-term cooperation. |
Q: Can you customize voltage, cable and connector? |
Yes. We support OEM/ODM: custom voltage (110V/220V/80-264V), cable length, connector type (2/3/4/5 wires), FG/RD/PWM signal and waterproof level. Please send your drawing or sample. |
Q: Do you provide samples? How long? |
Yes, samples are available. Standard samples ship within 3–5 working days. Sample cost can be refunded when bulk order is placed. |
Q:What is your lead time for bulk order? |
Usually 10–12 days after deposit confirmation, depending on quantity and customization. We will confirm exact date in PI. |
Q: What certifications do you have? |
CE and RoHS are standard. UL, TUV and IATF16949 are available for specific models. We can provide test reports and certificates upon request. |


Ordering and Pricing
- Minimum order quantity: 1 piece
- Volume pricing:
- 1–99 piece: US $5.1 / piece
- 100–999 piece: US $5 / piece
- 1000+ piece: US $4.9 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this axial fan?
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 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this axial fan carry?
It is supplied with CE, RoHS documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the axial fan be supplied for my local voltage?
The standard configuration is 80~264VAC. 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 Songlian Electronics Co., Ltd., based in China. The company 7 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Shenzhen Songlian Electronics Co., Ltd. range on HVACR Nexus.
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