Q3 is a medium-sized technology company based in Kaufbeuren, Germany, specializing in intelligent power electronics for PV systems, storage solutions, and industrial applications. Our focus is on well-designed DC system components with high safety standards and maximum user-friendliness – developed and manufactured in Germany.
With a broad portfolio of DC combiner boxes, surge protection devices, and innovative firefighter switches, we support operators, installers, and EPCs in building powerful, safe, and low-maintenance photovoltaic systems.
New at Intersolar 2025: The Super Multi Box – our smart DC combiner box with integrated firefighter switch, individual string monitoring, plug & play connectors, communication interface, and a completely new feature to be unveiled at the show. This solution combines protection, disconnection, monitoring, and system integration at the highest level – modular, powerful, and future-proof. With Modbus, Ethernet, integrated T1+T2 surge protection up to 1500 V DC, and optional communication via buffered LMP cells, the Super Multi Box offers maximum flexibility for modern solar parks.
Q3’s QFire firefighter switches are certified according to IEC 60947-3 and are tailored to individual customer requirements. By integrating various connection technology components, customized solutions become reality.
Q3 stands for practical innovation, flexible system integration, and collaborative project support – both nationally and internationally. As a manufacturer with high production depth, we offer short decision-making paths, quick adaptations, and long-term supply security.
More information: www.q3-energie.de
More about the Super Multi Box (DC Combiner): https://wp.me/P7Garu-50c
More about the QFire firefighter switch: https://wp.me/P7Garu-3NO
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Floorplan BoothB3.135