What materials are used for the air duct and base?

The air duct and base are made of hot-dip galvanized steel with an epoxy resin coating for strong corrosion resistance.

What is the warranty period for the motor?

The DC brushless motor comes with a 2-year warranty.

Are OEM and ODM services available?

Yes, the manufacturer offers both OEM and ODM services for custom solutions.

40W High Efficient 2040cfm Roof Ventilation Fan with Adjustable Mono Solar Panel

Name: 40W High Efficient 2040cfm Roof Ventilation Fan with Adjustable Mono Solar Panel
Brand: Changzhou 1st Sunflower Intelligence Technology Co., Ltd.
SKU: 2017987065

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

US$178.00-186.00

1 Set

Product profile

Customization

Available

Application

Factory, Home, Office, Restaurant

Frame

Adjustable Frame

Model NO.

SFM-F40A

Motor Rotating Speed

1850rpm

Motor Warranty

2 Years

Air Duct Diameter

365mm/14 Inch

Material

Metal

Type

Exhaust Fan

Electric Current Type

Mounting

Roof Fan

Certification

ISO, CE

Blade Material

Aluminum Alloy

Transport Package

Carton/Pallet

Specification

57X57X24 cm

Origin

Jiangsu, China

HS Code

8414512000

Production Capacity

5000pieces/Month

Key features

High Efficiency Ventilation: Delivers up to 2040 CFM air volume to maintain fresh indoor air circulation.

25-Year Solar Panel Lifespan: Features high-efficiency monocrystalline panels with a service life of up to 25 years.

Adjustable Panel Frame: Allows manual adjustment of inclination angle for roofs with different slopes.

Corrosion Resistant Construction: Made of hot-dip galvanized steel with epoxy resin coating and SUS304 fasteners.

Low Noise DC Motor: Equipped with a brushless DC motor ensuring quiet operation and long service life.

100% Solar Powered: Operates without running costs by converting solar energy directly into electricity.

Easy Roof Installation: Features wing nut design and adjustable bracket for simple and safe mounting.

Comprehensive Warranty Coverage: Includes 2-year motor warranty and 5-year warranty for solar panel and case.

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: ≤6.00h 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.