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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 4, 2026 / Engineering Case Studies

600V AC Axial Fan Specification Engineering: LONGWELL LWAA4D500S-5MYB-38-00

Engineering specification for the 600V 500mm AC axial fan LWAA4D500S-5...

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Forward-curved centrifugal blower in a scroll housing
By longwell / June 3, 2026 / Engineering Case Studies

Forward Curved Centrifugal Fan Specification for Model DD10-10I-014

LONGWELL engineering specification details for the single-speed DD10-1...

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Illustration of a rotary fan control, mechanical air-pressure switch and ignition electrode type
By longwell / June 3, 2026 / Engineering Case Studies

AC Speed Controller Specification for AC Axial Fans: Model LWSC-AC-001

Technical specification overview for the LONGWELL LWSC-AC-001 AC fan s...

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Cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 3, 2026 / Engineering Case Studies

Custom Cross Flow Fan Side Plates for 50150 Blower Assembly

LONGWELL engineered custom side plates for 50150 cross flow fans, deli...

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Illustration of a four-blade axial fan impeller with a central hub
By longwell / June 2, 2026 / Engineering Case Studies

Plastic Axial Fan Impellers for LWA-phi401x115-03 and LWA-phi450x155-04

LONGWELL developed drawings for plastic axial fan impellers LWA-phi401...

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Backward-curved centrifugal fan with a metal impeller
By longwell / June 2, 2026 / Engineering Case Studies

48V DC Centrifugal Fan Specification: LWBD3G250-092NH-14-00

Technical specification details for the LONGWELL LWBD3G250-092NH-14-00...

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Illustration of open-frame, cylindrical and compact external-rotor fan motor configurations
By longwell / June 1, 2026 / Engineering Case Studies

32W 6-Pole AC Fan Motor Development for Cross-Flow Impeller

LONGWELL engineering developed the 32W 6-pole AC fan motor specificati...

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AC cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / June 1, 2026 / Engineering Case Studies

Cross-Flow Fan Engineering for Dry-Type Transformer Cooling: LWF-S490-90AS-01

On June 1, 2026, LONGWELL opened an engineering project to develop tec...

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Backward-curved centrifugal fan with a metal impeller
By longwell / June 1, 2026 / Engineering Case Studies

316L Stainless Steel Centrifugal Fan Impeller LWF-Φ230×117-01 Specification

On June 1, 2026, LONGWELL opened a project for a custom 316L stainless...

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600V axial fan in a basket grille frame for containerized power electronics
By longwell / June 1, 2026 / Engineering Case Studies

LONGWELL 600V AC Axial Fan Specification: Model LWAA4D500S-5MEB-38-00

Technical evaluation and specification details for LONGWELL 600V AC ax...

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