Engineering Cases

Real deployments with the numbers attached: what the original system struggled with, which fans replaced it, and the measured airflow, energy and noise outcomes. Browse LONGWELL project cases across data centers, industry, refrigeration, agriculture and OEM programs.

LWCA cross flow fan
By longwell / July 21, 2026 / Engineering Cases

Custom 2300 RPM Cross-Flow Fan for 2300W Air Curtain Heaters

An OEM required a 2300 RPM cross-flow fan for a 2300W air curtain. Lon...

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poultry fan
By longwell / July 21, 2026 / Engineering Cases

LWPVL-1270T Poultry Barn Exhaust Fan for 51,000 m³/h Airflow

Case study on a high-volume ventilation solution for poultry barns, de...

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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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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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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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LWBE3G450-188NT-21-00
By longwell / July 15, 2026 / Engineering Cases

LWBE3G450-188NT-21-00 EC Centrifugal Fan for AHUs

An OEM required a high-pressure EC centrifugal fan for a new AHU desig...

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LONGWELL DUCT FAN
By longwell / July 9, 2026 / News

How to Increase Airflow in Ductwork?

When talking about HVAC, air conditioning is mostly considered. Howeve...

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LWCD-45350MN-06-14
By longwell / July 6, 2026 / Engineering Cases

LWCD-45350MN-06 Cross-Flow Fan for Electronics Cooling

An OEM required a 24V DC cross-flow fan for electronics cabinet coolin...

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cabinet cooling fan
By longwell / June 29, 2026 / Engineering Cases

LWCD-40610MN-06 24V DC Cross-Flow Fan for Cabinet Cooling

A 24V DC cross-flow fan providing 203 m³/h of uniform airflow for cool...

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lwcd-30 series cross flow fan
By longwell / June 27, 2026 / Engineering Cases

LWCD-30610MN-06 24V DC Cross Flow Fan for Trench Heaters

An OEM required a low-profile 24V DC cross-flow fan for a new trench h...

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