Author: longwell

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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AC cross-flow fan assembly with a metal tangential impeller and end-mounted motor
By longwell / April 11, 2026 / Engineering Case Studies

LONGWELL LWCA-3090SN-09-00 Cross Flow Fan Engineering Drawing

Engineering specification and structural drawing details for the LONGW...

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Axial fan with a circular wire guard and metal blades
By longwell / April 11, 2026 / Engineering Case Studies

24V 300mm Speed-Controlled Axial Fan Specification

Technical specification for LONGWELL 24V DC 300mm speed-controlled axi...

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Backward-curved centrifugal fan with a metal impeller
By longwell / April 11, 2026 / Engineering Case Studies

24V DC Centrifugal Fan Specification for LWBD3G110-059NM-01-00

Engineering specification details for LONGWELL DC backward centrifugal...

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