Q3
Q3 ENERGIE – the people behind the boxes. Since 2010, we have developed and manufactured PV connection and protection solutions in Germany: QFire firefighter’s switches, smart DC combiners with string monitoring (Super Multi Box), customised
More products from Q3
🔥 QFire PV Firefighter Switch: automated galvanic disconnection according to DIN EN 60947-3:2020 up to 20 A per string at 1,500 V DC
Exhibition stand: M12
QFire – DC disconnection tailored to your PV project.
Developed and manufactured in Germany: two-pole galvanic isolation of PV strings in accordance with IEC 60947-3.
QFire LITE: the compact standard solution for smaller PV installations, without a separate control box.
QFire BIG: the modular solution for commercial and industrial projects, with up to 24 strings per switching box and configurations for projects in the megawatt range.
Up to 1,500 V DC and 20 A short-circuit current (Isc) per string. Depending on the version, shutdown is triggered by a power failure, an external emergency stop or a fire alarm system.
Options for QFire BIG: surge protection, string fuses, status contacts and cluster technology for distributed PV arrays.
We support you with project-specific system design and free online training.
Meet Q3 at stand M12 – bring your project questions!
