Engineering Case Studies

Application requirements, product choices and engineering project stories from LONGWELL.

Axial fan with a circular wire guard and metal blades
By longwell / July 25, 2026 / Engineering Case Studies

Barrel Casing Design for LONGWELL AC Axial Fans

Engineering specification details for LONGWELL barrel-shaped AC axial ...

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AC cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / July 25, 2026 / Engineering Case Studies

Cross Flow Fan Integration for 1000W Air Outlet PTC Heater

Technical case study covering the drawing and specification stage for ...

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Axial fan with a circular wire guard and metal blades
By longwell / July 25, 2026 / Engineering Case Studies

AC Axial Fans and Filter Accessories for Electrical Control Cabinets

LONGWELL engineering case for AC axial fans and cabinet filter accesso...

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Backward-curved centrifugal fan with a metal impeller
By longwell / July 25, 2026 / Engineering Case Studies

LONGWELL LWBA2D225 and LWBA2D250 AC Backward Curved Centrifugal Fan Specification

Technical specification comparison for LONGWELL LWBA2D225-092NT-11-00 ...

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Illustration of a four-blade axial fan impeller with a central hub
By longwell / July 25, 2026 / Engineering Case Studies

Axial Fan Impeller Tooling and Specification for LWA-φ406×96-04

Engineering specification and drawing details for LONGWELL axial fan i...

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Axial fan with a circular wire guard and metal blades
By longwell / July 25, 2026 / Engineering Case Studies

LWEA4E300SM-088 AC Axial Fan Specification Engineering Case

Technical drawing and baseline specifications for the LONGWELL LWEA4E3...

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Axial fan with a circular wire guard and metal blades
By longwell / July 24, 2026 / Engineering Case Studies

Blowing EC Axial Fan Specification Sheet for LWAE3G350ST-5PGW-06

Engineering specification document for LONGWELL LWAE3G350ST-5PGW-06 bl...

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Axial fan with a circular wire guard and metal blades
By longwell / July 23, 2026 / Engineering Case Studies

LONGWELL AC Axial Fan LWAA2D250S-5MKW-46 Specification

Standard engineering specification for the LONGWELL LWAA2D250S-5MKW-46...

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Axial fan with a circular wire guard and metal blades
By longwell / July 23, 2026 / Engineering Case Studies

LONGWELL LWAA4E500S-5MKB-02-00 AC Axial Fan Specification Definition

On July 23, 2026, LONGWELL opened a project to define specifications a...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / July 22, 2026 / Engineering Case Studies

Custom 48V DC Cross Flow Fan Specification for LWCD-45190HN-07-00

LONGWELL engineering case for the LWCD-45190HN-07-00 48V DC cross flow...

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