DC 7507 Refrigeration Ventilation Brushless Cooling Centrifugal Blower

Name: DC 7507 Refrigeration Ventilation Brushless Cooling Centrifugal Blower
Brand: Fengxia Motor (Shanghai) Co., Ltd.
SKU: 2244507485

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

US$3.00-3.50

1 Piece

Sample price:US$2.50/piece.Request sample

Product profile

Customization

Available

Material

Aluminum Fan

Blade Material

PBT 94ulv

Model NO.

7507 DC Blower

Type

DC Blower Fan

Electric Current Type

Mounting

Free Standing

Certification

RoHS, ISO, CE

Transport Package

Paper Box

Specification

75*72*7mm

Origin

China

Production Capacity

100000 Pieces/Year

Key features

Customization Services: Full customization available from samples, designs, or specific customer requirements.

ISO9001 Certified Quality: Company passed ISO9001:2015 quality assurance system with 100% finished product inspection.

Wide Application Range: Suitable for UAVs, automotive, medical equipment, refrigeration systems, and industrial control.

Diverse Bearing Options: Available in sleeve, hydraulic, and double-ball bearings for varying lifespans and noise levels.

Multiple Certification: Products hold FCC, CE, and RoHS certifications ensuring international compliance.

OEM/ODM Support: Full OEM and ODM services available with 4 R&D engineers supporting design needs.

Stable Production Capacity: 2 production lines with 4 QA/QC inspectors ensuring consistent quality and delivery.

Competitive Pricing: Offering competitive prices with fast delivery to meet diverse customer needs globally.

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: ≤4.67h

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, motherboard varies speed automatically (quieter, more precise). Compatibility: 4-pin plugs into 3-pin header but runs full-speed or DC only.

Q:How can I make the fan quieter?

Use rubber pegs or grommets instead of metal screws to cut vibration. Inline resistor cable or "low-noise adapter" to drop voltage (reduces airflow). Smoother fan curve in BIOS: keep RPM low until temperature rises.

Q:How do I know the fan is dying?

Listen: clicking or grinding = bearing failure. Check RPM: software like HWMonitor; far below spec (e.g., 300 RPM vs. 1200 RPM) is a red flag. Power off and flick: blade should spin freely; wobble or stiffness means worn bearings.