What causes fan vibration noise?

Loose screws cause vibration. Ensure proper mounting and consider using rubber pegs to dampen vibrations.

How do I know if the fan is failing?

Listen for clicking or grinding sounds, check if RPM is significantly lower than specified, or test if blades spin freely without wobble.

Can I connect the fan to a power supply?

Yes, connecting to a PSU Molex runs the fan at 12V full speed, which is simple but noisier than motherboard control.

45X45X5mm Low Vibration DC Blower Fan for Dehumidifier Ventilation System

Name: 45X45X5mm Low Vibration DC Blower Fan for Dehumidifier Ventilation System
Brand: Fengxia Motor (Shanghai) Co., Ltd.
SKU: 2151682882

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

US$4.60

500-4,999 Pieces

US$4.00

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.

4505

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

Customization Options: Supports full customization from samples, designs, and specific customer requirements.

High Durability: Double-ball bearings offer 5-10 years lifespan, suitable for 24/7 operation.

Quiet Operation: Features ultra-quiet design with options for hydraulic or sleeve bearings.

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

Quality Certification: ISO9001 certified with FCC, CE, and ROHS compliance for safety and quality.

Versatile Application: Ideal for dehumidifiers, UAVs, medical devices, and various electronic cooling.

Efficient Heat Dissipation: Ensures stable device operation and extended service life through effective cooling.

Professional Manufacturer: Established in 2016 with 4 R&D engineers and 100% finished product inspection.

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: ≤3.77h

AI-Powered supplier vetting

SummaryThe supplier provides extensive customization options and has a strong research and development capability, including ODM services and new product development. However, they lack overseas warehouse and showroom capabilities, and do not have overseas agents or participate in trade shows. Their financial data is up-to-date and they hold an ISO9001:2015 certification. Despite having quality assurance processes, the manufacturing capacity seems limited with only two production lines and no ongoing volume reconciliation or outsourcing SOPs.

CertificationsHolds an ISO9001:2015 certificate, indicating compliance with quality management standards.

After-Sales capabilityHas clear procedures and records for handling customer complaints and implementing corrective actions.

Financial creditFinancial data is current, with information available up to the last three years, demonstrating financial stability.

R&D capabilityStrong R&D capabilities with evidence of new product development, though lacking in audit documentation.

Production capacityLimited production capability with only two production lines, and lacks ongoing volume reconciliation and outsourcing SOPs.

Customization capabilityOffers full customization services from samples and designs, with a comprehensive design service capability.

Client casesProvides OEM services for well-known brands, suggesting a history of working with reputable companies.

Product Q&A

Q:How can I reduce fan noise?

Use rubber grommets instead of screws, lower voltage with a resistor, or adjust BIOS settings 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 with fixed speeds, while 4-pin fans use PWM for automatic, precise, and quieter speed control.

Q:How long does the fan last?

Lifespan depends on the bearing type: 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 arrows on the frame: intake arrows point to cool air in (front/side), and exhaust arrows point to hot air out (rear/top).

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

The fan has a wide voltage tolerance (5V-13V). It may run at 5V but might not start below approximately 7V.

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