What certifications does the product have?

The fan is certified with RoHS, ISO9001, CE, and FCC standards, ensuring quality and safety for global markets.

How do I know if the fan is failing?

Signs include clicking/grinding noises, significantly lower RPM than specified, or physical wobble/stiffness when spinning the blade manually.

75X75X15mm High Static Pressure Mini DC Blower Fan for Air Purifier

Name: 75X75X15mm High Static Pressure Mini DC Blower Fan for Air Purifier
Brand: Fengxia Motor (Shanghai) Co., Ltd.
SKU: 2153365822

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

US$2.20

500-4,999 Pieces

US$1.50

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.

7515

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

High Static Pressure Design: Optimized for air purifiers with 75x75x15mm dimensions and strong airflow performance.

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

Wide Voltage Tolerance: Operates reliably within 5V-13V range, compatible with various power sources.

Certified Quality Standards: Meets RoHS, ISO9001, CE, and FCC standards for safety and environmental compliance.

Full Customization Support: Offers OEM/ODM services, including custom designs, samples, and full specification adjustments.

Versatile Application Scope: Suitable for air purifiers, UAVs, medical devices, and various electronic cooling scenarios.

Professional Manufacturer: Shanghai-based factory 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: ≤2.66h

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?

Check mounting screws for vibration, clean dust buildup, lower RPM via BIOS/software, or use rubber grommets. Hydraulic bearings offer a quieter middle-ground.

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

3-pin uses DC voltage control for fixed/stepped speeds. 4-pin uses PWM for auto speed control, offering quieter and more precise operation.

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 5V.

Q:How do I determine the correct airflow direction?

Look for arrows on the frame. Front/side is typically intake (cool air in), and rear/top is exhaust (hot air out).

Q:What are the customization options available?

We offer full customization including OEM/ODM services, customization from samples or designs, and adjustments to insulation, voltage, and temperature specs.