Author: longwell

LONGWELL cross flow fan
By longwell / July 24, 2026 / News

What is a Cross Flow Fan?

A cross flow fan is a type of blower designed to provide a wide and un...

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server rack cooling
By longwell / July 23, 2026 / News

Server Rack Cooling Guide: 9 Best Practices for Reliable Data Center Performance

As AI computing, cloud services, and edge computing continue to push h...

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LONGWELL factory
By longwell / July 22, 2026 / News

Centrifugal Fan OEM: What to Ask Your Manufacturer?

When you are deciding which centrifugal fan to use in the systems, you...

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electronic cooling use cases
By longwell / July 22, 2026 / Engineering Cases

Custom 48V 2900 RPM Cross Flow Fan for OEM Cooling

Case study on a custom 48V DC cross flow fan from Longwell, modified t...

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LONGWELL duct fan
By longwell / July 21, 2026 / News

How to Install a Duct Fan: Step-by-Step Guide

The ducts in HVAC systems are usually long. When the airflow goes thro...

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By longwell / July 18, 2026 / Engineering Cases

LWAA4D450S-5MEB-39-00 AC Axial Fan for Condenser Units

Case study on a 450mm AC axial fan delivering 7,004 m³/h for a commerc...

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LONGWELL EC motors
By longwell / July 18, 2026 / News

EC Motor Efficiency Explained for HVAC Systems

Electric motors served as the driving components of HVAC systems. Thei...

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LWEA2E250SM-082
By longwell / July 17, 2026 / Engineering Cases

LWEA2E250SM-082 220V AC Axial Fan for Enclosure Ventilation

An OEM required a 220V AC axial fan delivering 1627 m³/h with document...

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centrifugal fan maintenance
By longwell / July 17, 2026 / News

Centrifugal Fan Maintenance: Annual Inspection Checklist & Tips

Centrifugal fans serve as the heart of ventilation systems, providing ...

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LWAA6D630S-5MYB-04-11
By longwell / July 16, 2026 / Engineering Cases

LWAA6D630S-5MYB-04-11 AC Axial Fan For Transformer Radiator Cooling

Case study on a 630mm AC axial fan delivering 10,000 m³/h at 60 Pa for...

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