**** No goods will be delivered between December 18, 2025, and January 6, 2026 -- please note the extended delivery time****
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Frequency converters

Frequency converters have become a vital part of the heating, air-conditioning, and ventilation systems used in modern buildings. Frequency converters control fans and pumps and provide for significant energy savings.

If you are unable to find a specific frequency converter on our website, please contact us and we'll be happy to help. Simply use our contact form.

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  1. Blemo Frequenzumrichter - HVAC-LINE ER321-11.0/4G - Leistung: 11,0 kW | Nennstrom: 22,5 A | IP 54/55 | Eingangsspannung 3~380..480V - 50/60Hz
    Blemo Frequenzumrichter - HVAC-LINE ER321-11.0/4G - Leistung: 11,0 kW | Nennstrom: 22,5 A | IP 54/55 | Eingangsspannung 3~380..480V - 50/60Hz
    Processing time
    ~ 10 workingdays (depending on availability from the manufacturer)
    (valid for DE, other countries may differ)
    €1,704.32
    Incl. 19% VAT , excl. Shipping Cost
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