Day: April 13, 2026

Axial fan with a circular wire guard and metal blades
By longwell / April 13, 2026 / Engineering Case Studies

400mm EC Axial Fan Specification for LWAE3G400ST-5MEW-04-00

Engineering specification for LONGWELL 400mm EC axial fan model LWAE3G...

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Illustration of rubber fan shaft supports, a threaded vibration mount, and mounting fasteners
By longwell / April 13, 2026 / Engineering Case Studies

Neoprene Rubber Fan Bushing Engineering and Specification (LW-C06-80-04 & LW-C03-80-03)

Engineering specifications for neoprene rubber fan bushings, models LW...

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

Custom Metal Cross Flow Fan Impeller LWMI-φ45*310-03 Engineering Specification

LONGWELL engineering case study detailing the technical specification ...

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Illustration of a compact square-frame axial cooling fan with corner mounting holes
By longwell / April 13, 2026 / Engineering Case Studies

LONGWELL 8025 DC Axial Fan Development for Oil and Ball Bearing Options

LONGWELL specification case for 8025 DC axial fan models LWAD8025LX-29...

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Engineering reference photo accompanying this project record
By longwell / April 13, 2026 / Engineering Case Studies

Custom Metal Cross Flow Fan Impeller Drawing for LWMI-φ100X685-01

Technical specification and drawing details for LONGWELL LWMI-φ100X685...

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Axial fan with a circular wire guard and metal blades
By longwell / April 13, 2026 / Engineering Case Studies

RS485 EC Axial Fan Specifications for High Airflow Cooling

LONGWELL engineering specification case for model LWAE3G450TS-5PEW-17-...

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Metal cross-flow fan impeller
By longwell / April 13, 2026 / Engineering Case Studies

200×1100 mm Metal Cross Flow Impeller Engineering Specification

LONGWELL engineering case for model LWMI-φ200*1100-01, detailing mater...

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

2-Wire Non-Speed Control DC Cross Flow Fan Specification

Technical specification review for non-speed control 2-wire DC cross f...

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Deep-Dive--An-HVACR-Engineer-s-Guide-to
By longwell / April 13, 2026 / Technical Articles

Deep Dive: An HVACR Engineer’s Guide to Evaluating True Cross Flow Fan Quality

During the design and procurement phases of modern HVACR (Heating, Ven...

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