Hoypower CEI 0-21 CEI 0-16 Certification

Hoypower Secures CEI Certification for All-in-One Liquid-Cooling BESS Cabinet HoyUltra

Leading energy storage solution provider Hoypower announces its flagship BESS product, HoyUltra, has attained CEI 0-21[1] and CEI 0-16[2] certifications issued by SGS.

After rigorous evaluation under the requirements laid down by CEI 0-21 and CEI 0-16, SGS validated that this product meets Italy’s strict technical requirements for battery energy systems. This critical evaluation fully affirms HoyUltra’s high reliability and quality.

HoyUltra is an innovative all-in-one solution integrating vital features such as liquid cooling, fire isolation, gas detection and other safety systems within a single compact design. Equipped with Hoypower’s top-notch liquid-cooling technology and thermal management technology, this commercial-and-industrial-tailored BESS is optimized for superior performance and safety across varied applications.

With the CEI 0-21 and CEI 0-16 certifications, Hoypower solidifies its position as a trusted industry leader, offering state-of-the-art BESS to support Europe’s renewable energy transition according to the highest international standards.



[1] Regulation CEI 0-21, “Technical reference rule for the connection of active users and passive to the low voltage networks of electricity distribution companies”.

[2] Standard CEI 0-16, “Technical reference rule for the connection of active and passive users to the high and medium voltage networks of companies electricity distributors”.


Scroll to Top