What payment terms are accepted?

Accepted payment methods include LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Is the fan suitable for harsh environments?

Yes, it features IP44 protection and Class B insulation for reliable performance.

310mm Brushless 48VDC Motor Backward Curved Centrifugal Fan

Name: 310mm Brushless 48VDC Motor Backward Curved Centrifugal Fan
Brand: Changzhou 1st Sunflower Intelligence Technology Co., Ltd.
SKU: 2192201025

Jiangsu, ChinaChangzhou 1st Sunflower Intelligence Technology Co., Ltd.

US$146.00

50 Pieces

Product profile

Customization

Available

Material

Aluminium Sheet

Usage

for Experiment, for Air Conditioner, for Manufacture, for Refrigerate

Model NO.

SFB310/101-2-DC

Flow Direction

Centrifugal

Pressure

Medium Pressure

Certification

RoHS, UR, ISO, CE, CCC

Fan Type

Backward Curved Centrifugal Fan

Type of Protection

IP44

Insulation Class

Class B

Rotation

Duty Stype

Continuity

Thermal Protected

Yes

Transport Package

Carton/Pallet

Specification

310mm

Origin

Jiangsu, China

Production Capacity

50000pieces/Month

Key features

Versatile Applications: Suitable for EV battery cooling, solar inverters, wind turbines, data centers, and robotics.

Energy Efficiency: Improves equipment efficiency and reduces energy consumption for lower operating costs.

Extended Equipment Life: Effective heat dissipation reduces maintenance frequency and extends service life.

Eco-Friendly Design: Helps reduce carbon emissions and supports green environmental protection technologies.

Robust Certifications: Certified with RoHS, UR, ISO, CE, and CCC for global compliance and safety.

High Reliability: Brushless DC motor design ensures stable operation and high reliability in various industries.

Thermal Protection: Equipped with thermal protection features to prevent overheating and ensure safety.

OEM/ODM Support: Manufacturer offers both OEM and ODM services for customized production needs.

Company profile

Changzhou 1st Sunflower Intelligence Technology Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2000-04-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.61h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryChangzhou 1st Sunflower Intelligence Technology Co., Ltd. is identified as a Chinese factory in Jiangsu, established in 2008, with stated solar-product manufacturing experience dating from 1998. The supplier reports ISO9001:2015 certification, four production lines, six to ten quality-control staff, and two R&D engineers. Its products include solar attic fans, solar water heaters, solar power systems, solar air conditioners, solar water pumps, and LED lights. The supplier states that 90% of sales are exports, serves markets in South America, Europe, Australia, and North America, and offers after-sales support and international trade assistance. Evidence supports manufacturing operations, quality-system certification, export capability, and relevant solar-product experience. However, the provided information does not substantiate customer cases, detailed customization processes, or a sufficient basis for assessing financial credibility.

Supplier typeThe supplier is explicitly described as a factory located in Wujin District, Changzhou, Jiangsu, China, and operates as a limited company. Its stated business history and product focus are centered on solar and environmentally friendly products, supporting classification as a solar-product manufacturer.

CertificationsThe supplier explicitly reports holding an ISO9001:2015 certificate for its management system. This provides direct evidence of a documented quality-management certification, although no additional certifications are listed.

After-Sales capabilityThe supplier states that it provides fast and active after-sales support, product solutions, technical assistance, and an experienced international trade service team. These statements directly indicate an asserted after-sales service capability, though no service-level metrics or customer references are provided.

R&D capabilityThe supplier claims deep solar-product expertise, good R&D and production skills, excellent product-design capabilities, and two R&D engineers. These statements support relevant technical and product-development capability, but the slices do not provide patents, new-product records, or measurable innovation outcomes.

Production capacityThe supplier is identified as a factory with four production lines, a 900 m² manufacturing plant, six to ten quality-control staff, and stated solar-product manufacturing experience. It also reports order fulfillment within 15 workdays in both off-peak and peak seasons, supporting a positive assessment of stated production capacity and delivery readiness.

Product Q&A

Q:What are the main applications for this fan?

It is widely used for cooling in electric vehicle batteries, solar inverters, wind turbines, data centers, communication equipment, and industrial robots.

Q:Does this fan support customization?

Yes, the manufacturer offers both OEM and ODM services to meet specific requirements.

Q:What certifications does the product have?

The fan is certified with RoHS, UR, ISO, CE, and CCC.

Q:How does this fan improve energy efficiency?

By improving equipment efficiency and reducing energy consumption, it helps lower operating costs and carbon emissions.

Q:What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-peak seasons.