Month: April 2026

longwell-wi-6980136382-project
By longwell / April 28, 2026 / Engineering Case Studies

Sizing a 6×20 Activated Carbon Filter for Air Exhaust

Learn how to size a 6x20 activated carbon filter. First, we map out th...

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longwell-lwaa4d500s-5meb-18-pr
By longwell / April 28, 2026 / Engineering Case Studies

Upgrading a 500mm IP55 Axial Fan for a -30°C Outdoor Cabinet

Learn how we upgraded a 500mm IP55 axial fan for a harsh outdoor enclo...

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longwell-wi-6979404524-project
By longwell / April 27, 2026 / Engineering Case Studies

8-Inch High-Speed Metal Exhaust Fan for Factory Ducts

See how we engineered an 8-inch high-speed metal exhaust fan deliverin...

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longwell-wi-6979294887-project
By longwell / April 27, 2026 / Engineering Case Studies

210mm Axial Fan Assembly: Downsizing an AC Motor

We replaced an oversized 60W motor with a 25W unit in a 210mm axial fa...

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longwell-lwaa4d300s-5meb-27-pr
By longwell / April 27, 2026 / Engineering Case Studies

Customizing a 300mm AC Axial Fan for Dual Voltages

Learn how we adapted a 300mm AC axial fan for 440V and 110V power rail...

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longwell-wi-6978651691-spec-sh
By longwell / April 25, 2026 / Engineering Case Studies

Custom 280mm EC Centrifugal Fan for High Pressure

See how we engineered a custom 280mm EC centrifugal fan to hit 1072 Pa...

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longwell-lwda-150-project-imag
By longwell / April 23, 2026 / Engineering Case Studies

Uniform Speed Inline Fans: Scaling 150mm to 300mm

See how we engineered a series of AC inline duct fans from 150mm to 30...

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longwell-lwa-400s-project-imag
By longwell / April 23, 2026 / Engineering Case Studies

220V Dual-Frequency Ventilator for Chemical Processes

See how we engineered an explosion proof portable fan delivering 6840 ...

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longwell-lwaa2d250s-5meb-31-pr
By longwell / April 23, 2026 / Engineering Case Studies

250mm Hydraulic Radiator Cooling Fan | 415V

Read how we specified a 250mm hydraulic radiator cooling fan to meet 4...

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longwell-lwce-100820sn-06-proj
By longwell / April 23, 2026 / Engineering Case Studies

IP55 Cross Flow Fan: 1020 CFM for Harsh Outdoor Cooling

Review the engineering choices of sizing an IP55 cross flow fan to pus...

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