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 / May 9, 2026 / Engineering Case Studies

Custom IP55 DC Axial Fan Specification for LWAD3G300ZS-5PKW-07-00

Technical specification details for the LONGWELL IP55 DC axial fan LWA...

Read More »
Backward-curved centrifugal fan with a metal impeller
By longwell / May 8, 2026 / Engineering Case Studies

EC Centrifugal Fan Inlet Cone Modification: LWBE3G280-102NS-25-07

Engineering review for replacing the inlet cone on 280mm EC centrifuga...

Read More »
Backward-curved centrifugal fan with a metal impeller
By longwell / May 8, 2026 / Engineering Case Studies

Centrifugal Fan Specification for Kitchen Ventilation: Model LWFDF-11-3A-2.2-4P-1-001

Engineering specification details and drawing dimensions for LONGWELL ...

Read More »
Weight-reference photo supplied with the balancing-component request
By longwell / May 8, 2026 / Engineering Case Studies

Fan Balancing Weight Specifications for LW-C08 Series Clip Accessories

Engineering specifications and part numbers for LONGWELL LW-C08 series...

Read More »
Illustration of rubber fan shaft supports, a threaded vibration mount, and mounting fasteners
By longwell / May 8, 2026 / Engineering Case Studies

Vibration Isolator Mount Engineering for LW-C02-30-02 Accessory

Technical specification and drawing definition for the LONGWELL LW-C02...

Read More »
Backward-curved centrifugal fan with a metal impeller
By longwell / May 8, 2026 / Engineering Case Studies

450mm AC Centrifugal Fan Specification for High Temperature

LONGWELL engineered model LWBA4E450-138NS-14-00, a 450mm AC backward c...

Read More »
Axial fan with a circular wire guard and metal blades
By longwell / May 6, 2026 / Engineering Case Studies

450mm EC Axial Fan Specification: LWAE3G450SS-5PEW-18-00

LONGWELL engineering evaluation to modify a 450mm EC axial fan mountin...

Read More »
Centrifugal fan mounted on a rectangular support frame
By longwell / May 6, 2026 / Engineering Case Studies

Bracket Integration for 48V DC Centrifugal Fan LWBD3G310

Engineering summary of bracket integration and updated technical speci...

Read More »
Backward-curved centrifugal fan with a metal impeller
By longwell / May 6, 2026 / Engineering Case Studies

LONGWELL LWBA2D280-138NT-27-00 Centrifugal Fan Technical Specification

LONGWELL engineering opened a project for the LWBA2D280-138NT-27-00 28...

Read More »
Illustration of a dark cylindrical plastic cross-flow fan impeller
By longwell / May 6, 2026 / Engineering Case Studies

Cross Flow Fan Replacement for New Energy Systems: LWCA-90450SN-08-00

On May 6, 2026, LONGWELL opened a project for a high-speed cross flow ...

Read More »