What are the payment and delivery terms?

Payment terms are T/T. The average lead time is one month for both peak and off-peak seasons. Shipping terms are FOB or EXW.

17215051mm Brushless Big Airflow Axial Flow Cooling AC Fan

Name: 172*150*51mm Brushless Big Airflow Axial Flow Cooling AC Fan
Brand: Fengxia Motor (Shanghai) Co., Ltd.
SKU: 2243811165

Shanghai, ChinaFengxia Motor (Shanghai) Co., Ltd.

172*150*51mm Brushless Big Airflow Axial Flow Cooling AC Fan

US$2.50-3.00

1 Piece

Sample price:US$2.50/piece.Request sample

Product profile

Customization

Available

Material

Aluminum Fan

Blade Material

PBT 94ulv

Model NO.

17251 AC Fan

Type

Axial Fan

Electric Current Type

Mounting

Free Standing

Certification

RoHS, ISO, CE

Transport Package

Paper Box

Specification

172*150*51mm

Origin

China

Production Capacity

100000 Pieces/Year

Key features

High Airflow Design: 172*150*51mm brushless axial fan with optimized blade structure for maximum cooling efficiency.

Durable Materials: Constructed with Aluminum fan frame and PBT 94ulv blades for long-term stability and heat resistance.

Multiple Bearing Options: Available in Sleeve, Hydraulic, and Double-ball bearings to suit different lifespan and noise requirements.

Full Customization: Supports OEM/ODM services including customization from samples, designs, and full specifications.

Global Certifications: Products certified with RoHS, ISO, CE, and FCC, meeting strict international quality standards.

Versatile Applications: Suitable for UAVs, automotive, communication equipment, medical devices, and industrial control systems.

Quality Assurance: 100% finished product inspection and ISO9001:2015 certified management system for consistent quality.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Fengxia Motor (Shanghai) Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.33h

AI-Powered supplier vetting

SummaryThe supplier demonstrates strong customization, R&D, OEM/ODM, quality-control, and complaint-handling capabilities. It reports new products within the past year, provides customization from samples and designs through full customization, and serves known brands through OEM. Production includes two lines, inventory capability, defined inspection procedures, and four QA/QC inspectors. However, important operational limitations exist: no available SDK, no overseas agents, branches, warehouse, or showroom, no offline trade-show participation, and only one experienced export-trade employee. Manufacturing controls also show gaps, including no ongoing quantity reconciliation for each batch and no standard operating procedure for outsourced manufacturing. Financial evidence is represented only by years rather than substantive indicators, so credibility cannot be determined. The supplier holds an ISO9001:2015 certificate, but the available information does not establish broader certification coverage.

Supplier typeThe supplier operates as a manufacturer with two production lines, provides OEM and ODM services, offers inventory capability, and accepts FOB and EXW quotations. It also provides full customization, but lacks overseas agents, branches, warehouses, and showrooms.

CertificationsThe supplier reports an ISO9001:2015 certificate. No additional specific certifications are identified in the provided information.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints and corrective/preventive actions, supporting an established service-response process. However, it has no overseas agents, branches, warehouse, or showroom, which limits demonstrated overseas service infrastructure.

R&D capabilityThe supplier reports new products in the past year, provides ODM services, and assigns R&D personnel to product development, design drawings, production support, and specifications. Nevertheless, it has no available SDK and no design input, output, review, validation, or confirmation documents available for audit.

Production capacityProduction evidence includes two production lines, inventory capability, one-month average lead times in both peak and off-season periods, four QA/QC inspectors, written finished-product inspection instructions, and multiple listed production machines. Controls are weakened by the absence of ongoing batch quantity reconciliation and a standard operating procedure for outsourced manufacturing.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, and full customization, with the same capability reported under both R&D and design services. This directly demonstrates broad customization coverage.

Product Q&A

Q:What is the difference between 3-pin and 4-pin connectors?

3-pin uses DC voltage control for fixed or stepped speeds. 4-pin uses PWM for automatic, precise, and quieter speed control. A 4-pin plug can fit into a 3-pin header but will run at full speed or DC only.

Q:How can I make the fan quieter?

Use rubber pegs or grommets instead of metal screws to reduce vibration. You can also use an inline resistor cable or low-noise adapter to drop voltage, or adjust the BIOS fan curve to keep RPM low until temperatures rise.

Q:Why does the fan spin at 5V if the label says 12V?

Most motors have a wide voltage tolerance and can run between 5V and 13V. However, they may not start spinning if the voltage drops below approximately 7V.

Q:How do I know the fan is dying?

Signs include clicking or grinding noises (bearing failure), significantly lower RPM than specified (e.g., 300 RPM vs. 1200 RPM), or physical wobble/stiffness when spinning the blade manually with power off.

Q:What is the minimum order quantity (MOQ)?

The Minimum Order Quantity is 30 Sets.