DC Blower 20204mm High Efficiency Fan From China

Name: DC Blower 20*20*4mm High Efficiency Fan From China
Brand: Fengxia Motor (Shanghai) Co., Ltd.
SKU: 2130197492

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

DC Blower 20*20*4mm High Efficiency Fan From China

US$2.30-2.90

1,000 Pieces

Sample price:US$2.50/piece.Request sample

Product profile

Customization

Available

Material

Aluminum Fan

Blade Material

PBT 94ulv

Model NO.

2004 DC Blower

Type

DC Blower Fan

Electric Current Type

Mounting

Free Standing

Certification

RoHS, ISO, CE

Transport Package

Paper Box

Specification

20*20*4mm

Origin

China

Production Capacity

100000 Pieces/Year

Key features

Wide Voltage Tolerance: Operates reliably from 5V to 13V, with startup threshold around 7V.

Multiple Bearing Options: Choose Sleeve (2-3 years), Hydraulic (4-5 years), or Double-Ball (5-10 years).

Customization Services: Supports full customization from samples, designs, or complete custom requirements.

Dual Pin Compatibility: 4-pin fans fit 3-pin headers, offering DC voltage control or PWM auto-speed.

Durable Material Build: Constructed with Aluminum Fan housing and PBT 94ulv Blade material.

Global Certification: Meets RoHS, ISO, CE, and FCC standards for international markets.

100% Quality Inspection: Every finished product undergoes visual and functional inspection before shipping.

Competitive Lead Time: Standard one-month delivery for both peak and off-peak seasons.

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: ≤3.90h

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/stepped speeds. 4-pin: PWM, auto speed control (quieter, precise). Compatibility: 4-pin fits 3-pin header, full-speed or DC only.

Q:How can I make the fan quieter?

Use rubber pegs/grommets to reduce vibration. Inline resistor or 'low-noise adapter' to reduce voltage (less airflow). Smooth fan curve in BIOS: keep RPM low until temp rises.

Q:How do I know the fan is dying?

Listen: clicking/grinding = bearing failure. Check RPM: use HWMonitor; low RPM is a red flag. Power off and flick: free spin means good, wobble/stiffness means worn.