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 24, 2026 / Engineering Case Studies

LONGWELL Wall-Mounted Oscillating Axial Fan LWIF-750U-03 Specification

On June 24, 2026, LONGWELL evaluated a customer requirement for a 30-i...

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AC cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 23, 2026 / Engineering Case Studies

LWCA-3090UN-06 Cross Flow Fan Specification and Drawing

Technical specification details for the LONGWELL LWCA-3090UN-06 cross ...

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Illustration of open-frame, cylindrical and compact external-rotor fan motor configurations
By longwell / June 23, 2026 / Engineering Case Studies

Custom BLDC Motor and Multi-Function Driver Board Design Evaluation

LONGWELL evaluated customer requirements for a custom BLDC motor and i...

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AC cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 23, 2026 / Engineering Case Studies

LONGWELL AC Cross Flow Fan Models for Transformer Cooling Requirements

LONGWELL prepared engineering documentation and technical specificatio...

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Illustration of a compact square-frame axial cooling fan with corner mounting holes
By longwell / June 23, 2026 / Engineering Case Studies

LONGWELL LWAD6025MX-14 24V DC Axial Fan Specification

Technical specification and drawing details for the LONGWELL LWAD6025M...

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

LONGWELL Axial Industrial Pedestal Fan LWIF-750U-02 Technical Specification

Technical specification and drawing overview for the LONGWELL LWIF-750...

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Backward-curved centrifugal fan with a metal impeller
By longwell / June 23, 2026 / Engineering Case Studies

LONGWELL LWFP-51WA Centrifugal Fan Coil Unit Specification Project

Engineering specification details for the LONGWELL LWFP-51WA centrifug...

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Forward-curved centrifugal blower in a scroll housing
By longwell / June 23, 2026 / Engineering Case Studies

220V Single-Phase Centrifugal Fan Specification: LWFA-E-250-01

Technical specification for the LONGWELL LWFA-E-250-01 single-phase 22...

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Axial fan with a circular wire guard and metal blades
By longwell / June 22, 2026 / Engineering Case Studies

EC Axial Fan LWPVL-1448T-01 Design with 0-10V/PWM Speed Control

LONGWELL engineered the LWPVL-1448T-01 EC axial fan specification with...

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Axial fan with a circular wire guard and metal blades
By longwell / June 22, 2026 / Engineering Case Studies

Reversed Airflow Configuration for 300mm EC and AC Axial Fans

Technical drawings created for 300mm EC and AC axial fans (LWAE3G300ST...

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