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Q3 ENERGIE GmbH & Co. KG
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News from the Q3

Super Multi Box DC Combiner

Q3 Super Multi String Combiner Box – patent pending for string combiner box with innovative fault discrimination

  The increasing output of ground-mounted photovoltaic systems is presenting operators and service teams with ever more complex challenges. Particularly in systems with central inverters, a single defective string can lead to the shutdown of an entire system section in the megawatt range. This not only causes yield losses, but…

Intersolar 2025 - Q3 präsentiert spannende Neuerungen und echte Zukunftstechnologien

🚨 Intersolar 2025 – Visit us from May 7-9 in Munich!

  We are delighted to be represented at Intersolar Europe again this year – with our tried-and-tested QFire fire switch,…

YouTube: Q3 erklärt: Warum Feuerwehrschalter?

New YouTube channel: Q3 explained! Topic: Fireman’s switch – safety for PV systems

Q3 erklärt: Ein Brand in der Nähe einer Photovoltaikanlage kann für Einsatzkräfte gefährlich werden – denn selbst bei abgeschaltetem Wechselrichter…

Fire Switch PV Online Training

QFire PV fireman’s switch training for planners and installers

  We know it’s not that easy. What does the slave control box do and why a delay circuit? How…

About Q3

 

Modern and innovative technologies "Made in Germany" ensure the continuity of our prosperity and the future of our children. Q3 has been developing and producing these technologies for over 10 years. We offer developments and concepts for the smart future, in the area of self-sufficient power supply, secure communication technology, intelligent sensor technology and data transmission systems and are your partner for digital solutions and innovative services in the energy sector.
Our aspiration is to guarantee you a high level of quality, efficiency and safety.

 

 

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PV FIRE SAFETY SWITCH | STRINGBOXES | STORAGE SYSTEMS

  • Fireman’s Switch for PV Systems – Module String Disconnection
  • Fireman’s switch for PV systems – safety module string disconnection
  • 🔥PV fireman’s switch QFire LITE – The smart safety shutdown for small PV systems
  • Super Multi Box – Intelligent DC combiner for large-scale PV systems
  • §14a EnWG – Controllable consumption device – Measuring unit for transformers
  • Generator junction box PV power plants
  • Alpha ESS: Commercial storage | Industrial storage | Large-scale storage
  • Independent Power Supply QTARK

SMART CITY | IOT | INDEPENDENT POWER SUPPLY

  • Smart City – Intelligent Networking and IoT Applications
  • The belloo-smart intelligent dog toilet with fill level measurement
  • LoRa Application Moisture Sensor Soil Moisture
  • Long-Term Storage
  • Independent Power Supply
  • Electronics Development Service
  • Lithium ion rechargeable battery – Pouch cell 3.7 V – 15 Ah – 95% DoD

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DOWNLOAD AREA

  • Download QFire fireman’s switch pv-module string disconnection
  • Download Area Connection Technology Generator Connection Box Stringbox
  • Download Smart City | IoT Applikationen
  • Download area Energy storage Alpha EES SMILE-G3-S5
  • Download area Alpha ESS SMILE-G3-T4/T5/T6/T8/T10
  • Download area Alpha ESS SMILE-G3-T12/T15/T20
  • Download area Commercial storage Alpha EES Storion-H30
  • Download area large storage tanks Alpha EES Storion T50/T100
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