Witness LONGWELL’s high-performance axial flow fan during a rigorous speed test! This video highlights the reliability and efficiency of our condenser series fans, demonstrating precise RPM measurements with a tachometer.
As a manufacturer since 1990, LONGWELL provides advanced EC/AC/DC fans with up to 90% motor efficiency. Our fans are globally trusted by OEMs worldwide for diverse applications, including industrial cooling, HVAC systems, and ventilation. Fans are tested to AMCA 210/211 methods (third-party reports on request); CE (LVD/EMC), RoHS, REACH and ErP compliance; ETL/UL on selected models; ISO 9001/14001/45001 certified factory.
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