Day: May 12, 2026

Universal voltage fan, 172mm EC axial, rated IP55
By longwell / May 12, 2026 / Engineering Case Studies

One Fan SKU for Every Market: The 100-240V Argument

They asked for an EC replacement. What they got that they had not aske...

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A 250mm DC axial fan showing fan protection features for outdoor use
By longwell / May 12, 2026 / Engineering Case Studies

Three Protections That Matter in an Unattended Cabinet

Nobody visits a roadside telecom cabinet to check a fan. Its fan prote...

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High-temperature AC motor with Class H insulation for a heater
By longwell / May 12, 2026 / Engineering Case Studies

High-Temperature AC Motor for a Commercial Heater: Class H

Three watts of output, and almost all the engineering went into surviv...

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Cross-flow fan rebuilt for a fan speed increase in the same housing
By longwell / May 12, 2026 / Engineering Case Studies

More Speed Buys Airflow and Spends Bearing Life

Raising speed is the fastest way to more airflow in a fixed housing. I...

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