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 30, 2026 / Engineering Case Studies

Drawing Preparation for LWEA Series Axial Exhaust Fans

Engineering drawing details and specifications for LONGWELL LWEA150(6"...

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Forward-curved centrifugal blower in a scroll housing
By longwell / June 30, 2026 / Engineering Case Studies

3D CAD Model Engineering Delivery for LWFA4E120-092SS-01 Centrifugal Fan

On June 30, 2026, LONGWELL opened a project to prepare 3D CAD models f...

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Circular inline duct fan with a white cylindrical housing
By longwell / June 30, 2026 / Engineering Case Studies

Drawing Preparation for AC Square Volute Inline Duct Fan LWDA600S-B05

Technical drawing documentation for the LWDA600S-B05 AC square volute ...

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Forward-curved centrifugal blower in a scroll housing
By longwell / June 30, 2026 / Engineering Case Studies

LONGWELL DD9-9I-003 Direct-Drive AC Centrifugal Blower Specification

On June 30, 2026, LONGWELL addressed a technical specification request...

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Illustration of a compact square-frame axial cooling fan with corner mounting holes
By longwell / June 30, 2026 / Engineering Case Studies

24V DC Axial Fan Specification for Model LWAD9225MX-24-00

Standard technical specification for the LONGWELL LWAD9225MX-24-00 24V...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 29, 2026 / Engineering Case Studies

LONGWELL LWCD-40610MN-06-00 Cross Flow Fan Drawing and Specifications

Engineering drawing and specification summary for the LONGWELL LWCD-40...

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LONGWELL LWCD-30610MN-06 product reference image
By longwell / June 27, 2026 / Engineering Case Studies

3D CAD Model Preparation for LONGWELL LWCD-30610MN-06 Cross Flow Fan

LONGWELL engineering received a request for a 3D CAD model for the LWC...

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AC cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 27, 2026 / Engineering Case Studies

Dual-Speed AC Cross Flow Fan Specification: LWCA-110820SN-06-12

On June 27, 2026, LONGWELL opened a project for a dual-speed AC cross ...

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Axial fan with a circular wire guard and metal blades
By longwell / June 26, 2026 / Engineering Case Studies

380V AC Axial Fan Specification for LWAA4D350S-5MKB-22-00

Technical specification details for the LONGWELL LWAA4D350S-5MKB-22-00...

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Forward-curved centrifugal blower in a scroll housing
By longwell / June 25, 2026 / Engineering Case Studies

LONGWELL LWFD3G160-072SZ-01 DC Forward Centrifugal Blower Specification

Technical specification for the LONGWELL LWFD3G160-072SZ-01 DC forward...

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