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Engineering Case Studies

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

Forward-curved centrifugal blower in a scroll housing
By longwell / August 11, 2026 / Engineering Case Studies

LONGWELL LWDD7-5-C-EC-002 Direct-Drive EC Centrifugal Fan Specification

On August 11, 2026, LONGWELL opened a project for model LWDD7-5-C-EC-0...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / August 10, 2026 / Engineering Case Studies

Cross Flow Fan Technical Drawings for LWCA and LWCE Models

Technical drawing and specification parameters for LONGWELL LWCA-10072...

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Axial fan with a circular wire guard and metal blades
By longwell / August 10, 2026 / Engineering Case Studies

Drawing and Specification Technical Review for Axial Fan LWA-350(14″)SM-03

Engineering documentation case for LONGWELL axial fan model LWA-350(14...

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Axial fan with a circular wire guard and metal blades
By longwell / August 10, 2026 / Engineering Case Studies

Custom IP54 450mm AC Axial Fan Specification with Square Wall Panel

Engineering specification details for custom AC axial fan model LWAA6E...

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Backward-curved centrifugal fan with a metal impeller
By longwell / August 10, 2026 / Engineering Case Studies

RLM Series Commercial Centrifugal Plug Fan Selection and Designation

LONGWELL engineering selection report for RLM series commercial centri...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / August 10, 2026 / Engineering Case Studies

LWCE-80 EC Cross Flow Fan Series Chinese Specification Review

Technical specification overview for LONGWELL LWCE-80350SN-06-00 and L...

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Circular inline duct fan with a white cylindrical housing
By longwell / August 8, 2026 / Engineering Case Studies

UK Standard Plug Specification for LWDA-200 8-Inch AC Inline Duct Fan

Technical specification sheet for LONGWELL LWDA-200(8")S-PWN-05-17 AC ...

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Axial fan with a circular wire guard and metal blades
By longwell / August 7, 2026 / Engineering Case Studies

Cylindrical AC Axial Fan Specifications (400mm and 450mm)

Technical specifications and drawing options for LONGWELL cylindrical ...

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Axial fan with a circular wire guard and metal blades
By longwell / August 6, 2026 / Engineering Case Studies

Dimensional Replacement AC Axial Fan for Condenser Equipment

LONGWELL standard AC axial fan LWAA4E200S-5MEW-45-00 evaluation for co...

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Axial fan with a circular wire guard and metal blades
By longwell / August 5, 2026 / Engineering Case Studies

LONGWELL LWAA2D200S-7MKW-29 AC Axial Fan Specification Engineering

Engineering specification data for the LONGWELL LWAA2D200S-7MKW-29-00 ...

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