How do I know if the fan is failing?

Listen for clicking or grinding noises, check if RPM is significantly lower than spec using monitoring software, or check if blades spin freely without wobble.

Can I connect the fan to the power supply?

Yes, you can connect to a PSU Molex for full 12V speed, though it is noisier. Motherboard headers are recommended for speed control.

What is the MOQ and lead time?

The Minimum Order Quantity is 30 sets. The average lead time is one month for both peak and off-season periods.

50X50X15mm Compact Design DC Blower Fan for Humidifier Air Circulation

Name: 50X50X15mm Compact Design DC Blower Fan for Humidifier Air Circulation
Brand: Fengxia Motor (Shanghai) Co., Ltd.
SKU: 2155858052

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

US$2.15

500-4,999 Pieces

US$1.90

5,000+ Pieces

Sample price:US$4.00/piece.Request sample

Product profile

Customization

Available

Material

Plastic-Iron-Copper-Magnet

Blade Material

PBT 94ulv

Model NO.

5015

Type

DC Blower Fan

Electric Current Type

Mounting

Free Standing

Certification

RoHS, ISO, CE

Insulation Resistance

10mωor Over with at DC250V Megger

Ielectric Withstand Voltage

AC500V1s

Ambient Temperature

-10℃~+70℃(Operating) -40℃~+70℃(Storage)

Expected Life

+40° ,30000 Hours

Transport Package

Paper Box

Specification

Customized

Trademark

FUNSHARE

Origin

China

Production Capacity

100000 Pieces/Year

Key features

Compact 50x50x15mm Design: Ultra-compact size suitable for notebooks, projectors, UAVs, and VR headsets.

Multi-Bearing Options: Available in sleeve, hydraulic, and double-ball bearings for varied lifespan needs.

Dual Pin Control: Supports 3-pin DC voltage control and 4-pin PWM for precise speed adjustment.

Wide Voltage Tolerance: Operates effectively within a 5V to 13V range for flexible power integration.

OEM/ODM Customization: Full customization from samples or designs with expert R&D guidance.

Global Certifications: Certified with RoHS, ISO9001, CE, and FCC standards for quality assurance.

High Durability: Double-ball bearings last 5-10 years; suitable for 24/7 continuous operation.

Quiet Operation: Features ultra-quiet performance with options for noise reduction via BIOS or adapters.

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: ≤3.28h

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:How can I reduce fan noise?

Use rubber grommets instead of screws, install a low-noise adapter, or adjust the BIOS fan curve to keep RPM low until temperatures rise.

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

3-pin fans use DC voltage control for fixed or stepped speeds. 4-pin fans use PWM for automatic, precise, and quieter speed control. A 4-pin fan on a 3-pin header runs at full speed.

Q:How long does the fan last?

Lifespan depends on the bearing: Sleeve bearings last ~2-3 years, hydraulic bearings ~4-5 years, and double-ball bearings 5-10 years.

Q:Which direction should the fan face?

Check the arrows on the frame. Front/side intake pulls cool air in, while rear/top exhaust pushes hot air out.

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

The motor has a wide voltage tolerance (5V-13V). It may not start below ~7V but can run at lower voltages.