Does the fan offer OEM and ODM services?

Yes, both OEM and ODM services are available.

What are the available voltage options?

The fan is available in 24V and 48V DC options.

400mm DC Backward Centrifugal Exhaust Fan

Name: 400mm DC Backward Centrifugal Exhaust Fan
Brand: NINGBO LONGWELL ELECTRIC TECHNOLOGY CO., LTD.
SKU: 1928658935

Zhejiang, ChinaNINGBO LONGWELL ELECTRIC TECHNOLOGY CO., LTD.

US$88.00-100.00

100 Pieces

Sample price:US$120.00/piece.Request sample

Product profile

Customization

Available

Material

Aluminum Fan

Blade Material

Aluminum Alloy

Model NO.

LWBD-400mm

Type

Centrifugal Fan

Electric Current Type

Mounting

Duct Fan

Certification

RoHS, CE, CCC

Fan

DC Backward Centrifugal Fan

Voltage

48V

Motor Type

BLDC External Rotor Motor

Diameter

133mm - 400mm Diameter

Wire Length

500mm or Customization

Label

OEM / ODM Available

Fan Speed Control

0-10V / PWM

Application

Ventilation ,Floor Heating , Cooling

Transport Package

Standard Exporting Packages

Specification

LWBD-400mm Series

Trademark

LONGWELL

Origin

China

HS Code

8415901000

Production Capacity

50000 PCS / Month

Key features

BLDC Motor Technology: Equipped with high-efficiency BLDC external rotor motors for stable performance.

Flexible Speed Control: Supports 0-10V analog signal and PWM digital signal for precise speed adjustment.

Comprehensive Protection: Features locked-rotor, reverse polarity, over-voltage, and soft start protection.

Durable Aluminum Construction: Fan body made of aluminum with aluminum alloy blades for corrosion resistance.

Premium Bearings: Uses high-quality NSK or NMB ball bearings for long service life.

Multiple Certifications: Certified with CE, CCC, RoHS, and ETL for global market compliance.

Full Customization Options: Offers full customization, minor customization, and customization from designs.

Company profile

Cooperated with Fortune 500Self-brandedExhibition ExperienceManagement Certification

NINGBO LONGWELL ELECTRIC TECHNOLOGY CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤2.15h

AI-Powered supplier vetting

SummaryThe supplier is a well-established entity based in Zhejiang Province, China, specializing in HVACR OEM/ODM design and services. It holds significant certifications like ISO9001 and BSCI, and collaborates with Fortune 500 companies, indicating strong credibility. The company is capable of full-spectrum customization and has robust production capabilities, with annual outputs reaching up to 300,000 pieces for certain products. Their innovation capability includes ODM services and recent product developments. However, their service capability procedures lack documentation, and SDK availability for R&D is absent.

Supplier typeThe supplier operates in the HVACR sector, offering OEM/ODM services with a focus on technology development and sales of related products.

CertificationsThe supplier holds several crucial certifications, including ISO9001:2015, ISO45001:2018, ISO14001, FCC, CE, RoHS, and BSCI, demonstrating compliance with international standards.

After-Sales capabilityThe company provides 24/7 after-sales services including debugging and repair. Their proximity to Ningbo Port enhances their service logistics.

R&D capabilityThe supplier has introduced new products in the past year and offers ODM services, though SDK availability is lacking.

Production capacityThe supplier has a high production capacity with advanced machinery, manufacturing up to 300,000 units annually for some products.

Customization capabilityThe supplier offers extensive customization options from minor to full customization, enhancing their adaptability to client needs.

Client casesThe supplier has collaborated with Fortune 500 companies and enjoys a high repeat buyer rate, indicating customer satisfaction and trust.