What is the warranty period for the fan?

We provide a 12-month warranty after delivery, covering free spare parts replacement within the warranty period.

What certifications do your fans have?

Our fans are certified with ISO, CE, and CCC standards.

Variable - Speed Backward Curved Centrifugal Multi Stage Ventilation Exhaust Air Condition Blower Fan

Name: Variable - Speed Backward Curved Centrifugal Multi Stage Ventilation Exhaust Air Condition Blower Fan
Brand: Guangdong Luosen Fan&Blower Co., Ltd
SKU: 2098164102

Guangdong, ChinaGuangdong Luosen Fan&Blower Co., Ltd

US$200.00-4,000.00

1 Piece

Product profile

Customization

Available

Material

Iron

Usage

for Manufacture

Model NO.

CRT backforward curved centrifugal fan

Flow Direction

Centrifugal

Pressure

Medium Pressure

Certification

ISO, CE, CCC

Power

0.25~11kw

Supply Power Form

50Hz, 60Hz, Customized

Warranty

12 Months

Customized Support

OEM, ODM

Transport Package

PP Film or Plywood Case

Specification

Depends on model

Trademark

LSFAN

Origin

Zhaoqing, Guangdong

HS Code

8414593000

Production Capacity

50000 Pieces / Year

Key features

High Efficiency Design: Backward curved impeller ensures high air volume, low noise, and no overload.

Durable Materials: Constructed from steel plate or stainless steel for long-lasting performance.

Wide Model Range: 9 models available (NO.280-710) with air volume up to 29000m3/h.

Easy Maintenance: Direct drive design allows for easy installation and maintenance.

Certified Quality: Products certified with ISO, CE, and CCC standards for safety.

12-Month Warranty: Comprehensive 12-month warranty with free spare parts replacement.

OEM/ODM Support: Professional team available for custom manufacturing based on requirements.

Fast Response: Complaints replied within 24 hours by professional after-sales department.

Company profile

Patents AwardedFull CustomizationStandardized quality controlManagement Certification

Guangdong Luosen Fan&Blower Co., Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 16 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤0.02h

AI-Powered supplier vetting

SummaryThe supplier manufactures fans and related general, refrigeration, air-conditioning, electrical, metal, and environmental-protection equipment. It reports self-developed products, dedicated manufacturing equipment, broad customization and ODM services, recent new-product development, and 10 R&D engineers. Quality and environmental management certifications include ISO 9001:2015 and ISO 14001:2015, with ISO 45001:2018 also reported in one slice; products hold CCC and other compliance certifications. Service processes include written procedures, supplier records, approved-supplier updates, and corrective/preventive-action procedures. The supplier reports a 15-workday average lead time in both peak and off-season periods and accepts several quotation and payment terms. However, it does not provide OEM services for well-known brands, has no Fortune 500 collaboration, and the evidence does not establish overseas service coverage or financial strength.

Supplier typeThe supplier is a manufacturer focused on fans, general equipment, refrigeration and air-conditioning equipment, electrical equipment, metal products, and environmental-protection equipment. Its description states that products are self-developed and that it provides product development, manufacturing, and installation.

CertificationsThe supplier reports ISO 9001:2015 and ISO 14001:2015 certifications, while another record also lists ISO 45001:2018 and product compliance certifications including CCC and other certifications. These provide explicit evidence of quality, environmental, occupational-safety, and product-compliance certification holdings.

After-Sales capabilityThe supplier has written service-capability procedures with followed records, an approved-supplier list update process, and corrective/preventive-action procedures. It reports service support near Guangzhou Port and average lead times within 15 workdays in both peak and off-season, but overseas service coverage is recorded as 0.

R&D capabilityThe supplier states that products are self-developed, reports new products during the past year, offers ODM services, has an available SDK, and employs 10 R&D engineers. It also reports one national science and technology progress award, providing explicit evidence of R&D and innovation activity.

Production capacityThe supplier reports extensive production equipment, including automatic welding, spinning, bending, cutting, drilling, spraying, hydraulic, laser-cutting, milling, and punching machinery. Its registered business scope covers fan and related equipment manufacturing, and reported average lead time is within 15 workdays in both peak and off-season.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, indicating broad product-design adaptation capability.

Product Q&A

Q:What information should I provide to buy a fan?

Please provide Air flow rate & Air Volume (m3/h), Total Pressure(Pa) or Static pressure (Pa), Purpose, Use environment(Temperature, atmospheric pressure), or other special requirements.

Q:Are you a manufacturer or a trader?

We are a manufacturer with a factory of more than 30000 square meters focused on different fans & blowers for more than 15 years.

Q:What after-sales service do you supply?

We offer 12 months warranty after delivery, professional solutions with replies within 24 hours, free spare parts replacement within warranty, and market price for parts beyond warranty.

Q:How do you guarantee the quality?

We have a quality department to inspect during production and test the whole fan several times after production is completed.

Q:Can you provide OEM or ODM services?

Yes, we have a professional technician team and can custom make products as per your requirements.