What are the payment terms and lead times?

Payment terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payment. The average lead time is within 15 workdays for both peak and off-peak seasons.

How does the fan ensure energy efficiency?

The fan maintains high efficiency across a wide range of flow conditions, which reduces energy consumption and lowers long-term operational costs for users.

High Efficient 190mm 230V AC Backward Curved Centrifugal Blower Ventilator Fan

Name: High Efficient 190mm 230V AC Backward Curved Centrifugal Blower Ventilator Fan
Brand: Changzhou 1st Sunflower Intelligence Technology Co., Ltd.
SKU: 2190712565

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

US$31.00

50 Pieces

Product profile

Customization

Available

Material

PP+30%GF

Usage

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

Model NO.

SFB190/045

Flow Direction

Centrifugal

Pressure

High Pressure

Certification

RoHS, UR, ISO, CE, CCC

Fan Type

Backward Centrifugal Fan

Type of Protection

IP44

Insulation Class

Class B

Rotation

Duty Stype

Continuity

Thermal Protected

Yes

Transport Package

Carton/Pallet

Specification

190mm

Origin

Jiangsu, China

Production Capacity

50000pieces/Month

Key features

High Efficiency & Energy Saving: Maintains high efficiency across wide flow ranges, reducing energy consumption and operational costs.

Wide Application Scenarios: Suitable for wind power, solar, energy storage, robots, medical devices, AI servers, and 5G base stations.

Robust Reliability: Smooth performance curve ensures stable operation, minimizing failures, downtime, and maintenance needs.

Customizable Design: Fan can be designed and manufactured according to specific customized requests.

Multiple Certifications: Complies with RoHS, UR, ISO, CE, and CCC standards for global market access.

Durable Material: Constructed from PP+30%GF for enhanced strength and durability in industrial environments.

Easy Control: Clear performance curve allows users to fine-tune operating states for optimal results.

OEM/ODM Support: Manufacturer offers OEM and ODM services with 2 R&D engineers for tailored solutions.

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: ≤5.54h 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 centrifugal fan?

It is widely used in wind power generation, solar power stations, energy storage systems, industrial/service/medical robots, AI servers, data centers, and 5G base stations for cooling and ventilation.

Q:Is customization available for this product?

Yes, the fan can be designed and manufactured according to specific customized requests, including type, protection, insulation, and rotation direction.

Q:What certifications does the fan have?

The fan holds RoHS, UR, ISO, CE, and CCC certifications, ensuring compliance with international safety and quality standards.

Q:What is the material composition of the fan?

The fan is made from PP+30%GF (Polypropylene with 30% Glass Fiber), providing high strength and durability.

Q:Does the manufacturer offer OEM or ODM services?

Yes, the company provides both OEM and ODM services, supported by 2 R&D engineers and specialized production machines.