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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 / June 5, 2026 / Engineering Case Studies

EC Axial Fan Technical Specifications: LONGWELL LWAE3G630TS-5MKW-05-00

Technical specification and nominal performance data for LONGWELL LWAE...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 5, 2026 / Engineering Case Studies

Custom 24V DC Cross Flow Fan Specification for LWCD-50150MN-11-00

Engineering project record for the LWCD-50150MN-11-00 24V DC cross flo...

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Backward-curved centrifugal fan with a metal impeller
By longwell / June 4, 2026 / Engineering Case Studies

3D CAD Model Support for LWBE3G250-102NS-20 Centrifugal Fan

LONGWELL provided 3D CAD model files for the LWBE3G250-102NS-20 centri...

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LONGWELL LWBE3G225-092NS-10 product reference image
By longwell / June 4, 2026 / Engineering Case Studies

230V EC Centrifugal Fan Specification: LWBE3G225 Mechanical & Electrical Adaptation

LONGWELL engineering case: Customizing 230V EC backward centrifugal fa...

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Backward-curved centrifugal fan with a metal impeller
By longwell / June 4, 2026 / Engineering Case Studies

LONGWELL LWBE3G630-188PT-07 EC Centrifugal Fan Engineering Specification

LONGWELL engineered model LWBE3G630-188PT-07-47 EC backward centrifuga...

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Reference installation frame for the requested centrifugal-fan configuration
By longwell / June 4, 2026 / Engineering Case Studies

AC Backward Centrifugal Fan with Mounting Bracket: LWBA6D630 Project

Engineering specification overview for the LONGWELL AC backward curved...

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Illustration of a small portable fan heater with a vent grille and two rotary controls
By longwell / June 4, 2026 / Engineering Case Studies

220V Portable Heater Project: UK Plug, Branding and Packaging

A LONGWELL portable-heater request specified220V, UK plugs, printed pa...

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Axial fan with a circular wire guard and metal blades
By longwell / June 4, 2026 / Engineering Case Studies

LONGWELL 120mm AC Axial Fan Specification Engineering Case

Engineering documentation case study for LONGWELL LWAA12038SH 120mm AC...

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Forward-curved centrifugal blower in a scroll housing
By longwell / June 4, 2026 / Engineering Case Studies

AC Centrifugal Fan Datasheet for Model LWFA4E225-138DS-03-00

Technical specification datasheet for the LONGWELL LWFA4E225-138DS-03-...

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Axial fan with a circular wire guard and metal blades
By longwell / June 4, 2026 / Engineering Case Studies

LONGWELL 92mm 110V AC Axial Fan Specification for Vacuum Packaging Machines

Engineering specification overview for LONGWELL LWAA9225UH-16-00, a 92...

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