What is the insulation class of the motors?

The insulation class of the YWF series axial fan motors is B.

What is the maximum diameter available for this fan?

The fan is available in diameters ranging from 250mm to 700mm.

Weiguang 300mm Axial Fan Ywf4d-300b for Refrigeration Air Cooler System Condenser

Name: Weiguang 300mm Axial Fan Ywf4d-300b for Refrigeration Air Cooler System Condenser
Brand: Shenzhen Sino-Australia Refrigeration Equipment Co., Ltd.
SKU: 2259948805

Guangdong, ChinaShenzhen Sino-Australia Refrigeration Equipment Co., Ltd.

US$15.00-80.00

1 Piece

Product profile

Material

Metal

Blade Material

Cast Iron

Type

Axial Fan

Model NO.

YWF4D-300B

Electric Current Type

Mounting

Free Standing

Certification

RoHS, UR, ISO, CE, CCC

Diameter 250-700mm

Suction and Blowing Type

Voltage

380V/50Hz

Current

0.18A

Input

55W

Speed

1400r/Min

Air Flow

850m3/H

Noise

55dba

Transport Package

Pallet

Specification

CE / RoHs

Trademark

Weiguang

Origin

China

HS Code

8418991000

Production Capacity

1000

Key features

Long Service Life: Average motor service life exceeds 30,000 hours for reliable long-term operation.

Multiple Certifications: Products certified with CE, CCC, RoHS, UR, and ISO standards for global safety compliance.

High Efficiency Design: External rotor motors feature compact structure, energy conservation, and high efficiency.

Robust Protection Class: IP54 protection rating with thermal protectors in windings for enhanced durability.

Wide Voltage Options: Available in 220V/50Hz single-phase and 380V/50Hz three-phase, with custom voltages supported.

Diverse Size Range: Available in diameters from 250mm to 700mm to suit various refrigeration system needs.

Easy Installation: Free-standing mounting design with compact structure for convenient installation.

Company profile

Shenzhen Sino-Australia Refrigeration Equipment Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2007-01-03 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.41h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryShenzhen Sino-Australia Refrigeration Equipment Co., Ltd. is a China-based limited trading company established in 2005, specializing in refrigeration compressors, units, cold rooms, evaporators, condensers, and related components. The supplier states that it provides one-stop refrigeration solutions, accepts customization, and offers after-sales service. It reports ISO9001-2000 approval and export quality certification, with products exported to multiple international regions. Operational information indicates a factory in Huizhou, more than 10 production lines, six years of R&D engineer experience, and fewer than five quality-control staff. Export activity began in 2007, and the company has self-managed import-export rights. However, the provided information does not substantiate financial credibility or identify specific customer cases, and the after-sales capability is supported mainly by the supplier’s own stated service promise.

Supplier typeThe supplier is explicitly identified as a trading company and a shareholding-system company specializing in the trade of refrigeration compressors, freezing equipment, and air-conditioning components. It also reports a factory location and production lines, indicating supplier information includes both trading and production-related activities, but the registered business type remains Trading Company.

CertificationsThe supplier states that its products passed ISO9001-2000 approval and hold Quality Certification for Export. These are explicit certification claims supporting quality-management and export-compliance capability, although no certificate numbers or validity dates are provided.

After-Sales capabilityThe supplier explicitly promises perfect after-sale service and describes an excellent service working team. This supports the existence of a stated after-sales commitment, but the slices do not provide details on service coverage, response times, warranty terms, or service personnel.

Production capacityThe supplier lists multiple refrigeration products under its own CNAU brand and reports a factory in Huizhou, more than 10 production lines, and fewer than five quality-control staff. These details support established production capability, while the relatively small stated quality-control team may indicate limited quality-control staffing compared with the reported production-line count.

Customization capabilityThe company explicitly states that it provides one-stop refrigeration system solutions and accepts customization. This directly supports customization capability, although the scope, engineering process, minimum order requirements, and customization examples are not specified.