20×20×4mm Silent DC Centrifugal Blower for Humidifier Air Purifier

Name: 20×20×4mm Silent DC Centrifugal Blower for Humidifier Air Purifier
Brand: Fengxia Motor (Shanghai) Co., Ltd.
SKU: 2151538122

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

US$2.90

500-4,999 Pieces

US$2.30

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.

2004

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

Ultra-Quiet Operation: Designed for silent performance suitable for humidifiers, air purifiers, and VR headsets.

Wide Voltage Tolerance: Operates effectively from 5V to 13V, ensuring flexibility in power sources.

Full Customization: Offers full customization from samples, designs, or specific customer requirements.

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

RoHS & CE Certified: Meets international safety and environmental standards including RoHS, ISO, and CE.

Compact Design: 20x20x4mm size ideal for miniature electronic devices and VR headsets.

OEM/ODM Services: Manufacturer provides OEM and ODM services with 4 R&D engineers.

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: ≤4.03h

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:3-pin vs. 4-pin difference?

3-pin: DC voltage control, fixed or stepped speeds. 4-pin: PWM, auto speed control for quieter, precise operation. Compatibility: 4-pin on 3-pin header runs full-speed/DC only.

Q:How can I make the fan quieter?

Use rubber pegs/grommets instead of screws to reduce vibration. Use inline resistor cable or 'low-noise adapter' to lower voltage (airflow reduces). Adjust BIOS fan curve: keep RPM low until temperature increases.

Q:How do I know the fan is dying?

Listen: clicking/grinding = bearing failure. Check RPM: use HWMonitor; much lower than spec (e.g., 300 RPM vs. 1200 RPM) signals issues. Power off and flick: blade should spin freely; wobble/stiffness signals worn bearings.