Azzurro Three-phase String Inverters 3.3KTL - 12KTL

Azzurro Three-phase String Inverters 3.3KTL - 12KTL

Azzurro Three-phase String Inverters 3.3KTL - 12KTL

The compact ZCS Azzurro three-phase inverters are the ideal solution for small and medium sized PV systems for commercial or residential applications and small industries.

The Italian technology developed by ZCS makes the Azzurro series efficient, versatile  and highly functional.

The wide input range makes the products easy to configure and suitable for any type  of requirement, in new installations or retrofit projects.


Top energy efficiency class; max. possible efficiency: 98.3%


Available in the basic and advanced configuration


High efficiency, double channel MPPT, fast and precise tracking.


Wide imput voltage range.


Anti-UV and anti-corrosion aluminum chassis;Class II AC and DC OVP


10 year warranty. High quality components, long service life.

Certifications, User Manuals and Warranties

  • Verification of Conformity German 1 pdf 1.4MB
  • Verification of Conformity German 2 pdf 654KB
  • Factory inspection pdf 2.4MB
  • CE Declaration of Conformity pdf 513KB
  • VDE 0126 4.4-12 kW Verification of Conformity (English by INTERTEK) pdf 538KB
  • VDE 0126 4.4-12 kW Verification of Conformity (French and German by INTERTEK) pdf 218KB

      Other features

      ZCS Azzurro technology

      Performance optimisation
      WiFi integration on the ZCS platform for stable, effective and intelligent connectivity

      Maximum Energy Efficiency

      Maximum performance 98.3%
      Stable efficiency in all working conditions
      Rapid and accurate MPPT algorithm
      Dual input section with independent MPPT

      Flexible, Economic and Easy to Install Solution

      Protection rating of IP65
      Integrated string combiner with different configuration options
      Power Management Unit
      4- inch LCD graphic display
      Updates and diagnostics via SD card

      Reliability, Durability and Flexibility

      Rust-proof, corrosion-proof and UVproof aluminium exterior casing
      Natural ventilation cooling
      Flexible and user-friendly management of operating parameters
      Topology without transformer             
      10 year ZCS warranty

      Intelligent Grid Management

      Dynamic management of grid feed-in
      “Zero Grid Feed-in” functionality (Possible through current sensor ZST-ACC-TA and anti-reverse power controller ZSM-ZEROINJ)
      Possibility to manage reactive power
      Remote control over of the active/reactive power limit

      Ideal For Retrofitting

      Wide operating input range from 160V to 960V also suitable for small string systems
      Compact size
      Simple and user-friendly installation and conguration
      Dual MPPT channel

      ZCS Azzurro

      Why ZCS Azzurro

      Other ZCS Azzurro products

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