Day: April 23, 2026

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

Uniform Speed Inline Fans: Scaling 150mm to 300mm

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

Read More »
longwell-lwa-400s-project-imag
By longwell / April 23, 2026 / Engineering Cases

220V Dual-Frequency Ventilator for Chemical Processes

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

Read More »
longwell-lwaa2d250s-5meb-31-pr
By longwell / April 23, 2026 / Engineering Cases

250mm Hydraulic Radiator Cooling Fan | 415V

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

Read More »
longwell-lwce-100820sn-06-proj
By longwell / April 23, 2026 / Engineering Cases

IP55 Cross Flow Fan: 1020 CFM for Harsh Outdoor Cooling

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

Read More »