Day: May 8, 2026

longwell-lwbe3g280-102ns-25-pr
By longwell / May 8, 2026 / Engineering Cases

Modifying a 280mm EC Centrifugal Fan Inlet for HVAC Systems

Learn how we changed the inlet cone on a 280mm EC centrifugal fan to f...

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longwell-wi-6985045290-project
By longwell / May 8, 2026 / Engineering Cases

2.2kW Single-Phase Kitchen Blower Reaching 830 Pa

Learn how we built a 2.2kW single-phase kitchen blower to deliver 5400...

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longwell-wi-6984982400-project
By longwell / May 8, 2026 / Engineering Cases

Specifying 0.2g Fan Balancing Weights for Fast Impellers

See how we engineered exact 0.2g, 0.3g, and 0.4g fan balancing weights...

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longwell-wi-6985126398-project
By longwell / May 8, 2026 / Engineering Cases

HVAC Motor Vibration Isolator Replacement Project

See how Longwell reverse-engineered a 1,000-piece replacement motor vi...

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longwell-wi-6985032542-project
By longwell / May 8, 2026 / Engineering Cases

Retrofit a 450mm AC Centrifugal Fan for 70°C Heat

Learn how we retrofitted a 450mm AC centrifugal fan to deliver 4500 m3...

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