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 16, 2026 / Engineering Case Studies

AC Axial Fan Specifications: LWAA6E550S-5MEB-05 and LWAA4E350S-5MEB-09

Technical specifications and drawing deliverables for LONGWELL AC axia...

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Axial fan with a circular wire guard and metal blades
By longwell / June 16, 2026 / Engineering Case Studies

LONGWELL LWIF-750 US Standard Axial Fan Engineering Drawing Stage

Technical case study covering the engineering drawing completion for t...

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Axial fan with a circular wire guard and metal blades
By longwell / June 15, 2026 / Engineering Case Studies

LONGWELL LWAE3G500SS-5PKW-15-00 EC Axial Fan Technical Specification

Technical specification details for the LONGWELL LWAE3G500SS-5PKW-15-0...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 15, 2026 / Engineering Case Studies

Custom Metal Cross Flow Fan Impellers: 65mm, 75mm, and 80mm Diameters

LONGWELL standard specification drawings and model designation for 600...

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Axial fan with a circular wire guard and metal blades
By longwell / June 15, 2026 / Engineering Case Studies

EC Axial Fan Specification for LWAE3G630TS-5PEW-11-00

Specification details for the LONGWELL LWAE3G630TS-5PEW-11-00 EC axial...

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AC cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 13, 2026 / Engineering Case Studies

AC Cross-Flow Fan Specification for Dry-Type Transformer Cooling

LONGWELL engineering project for dry-type transformer cooling AC cross...

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Illustration of a dark cylindrical plastic cross-flow fan impeller
By longwell / June 12, 2026 / Engineering Case Studies

310 mm Plastic Cross Flow Impeller Engineering Specification

LONGWELL engineering case for the LWPI-φ180x310-01 plastic cross flow ...

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Axial fan with a circular wire guard and metal blades
By longwell / June 12, 2026 / Engineering Case Studies

Axial Fan Impeller Specification for 158mm Custom Shaft Bore

LONGWELL engineering case for the LWA-φ158*37-07 axial fan impeller fe...

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Backward-curved centrifugal fan with a metal impeller
By longwell / June 12, 2026 / Engineering Case Studies

LONGWELL LWBE3G250-092PS-20-00 EC Centrifugal Fan Specification Sheet

Specification details for the LONGWELL LWBE3G250-092PS-20-00 EC backwa...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 12, 2026 / Engineering Case Studies

3D STEP CAD Model Provision for LWCD-60360MN-07 Cross Flow Fan

On June 12, 2026, LONGWELL provided a 3D STEP CAD model file for the L...

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