Repair Service of Sirio Aros Photovoltaic Inverter

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    Inverter Errors We Successfully Repair

    When your Sirio Aros inverter shows persistent error codes that others can't fix, we step in. Our specialized repair techniques resolve the most challenging inverter faults - from ground isolation errors to DC injection problems. Check our comprehensive list of successfully repaired error conditions.

    See complete list of errors we fix →

    12-Month Comprehensive Repair Warranty

    We stand behind our expertise with a full 12-month warranty on all inverter repairs - the longest guarantee in the industry. Our warranty covers both parts and labor, giving you complete peace of mind. Whether it's circuit board restoration, component replacement, or firmware recovery, every repair is protected for a full year from the service date.

    View detailed warranty terms and conditions →
    Warranty Included

    Smooth and stress-free — we handle issues, not forms.

    After-Repair Care

    From setup to support - we're with you after the repair.

    Green Energy Service Center - Casalmaggiore, Italy

    Mobile Repair Service - Up to 500km

    Emergency inverter repairs at your location. Our mobile repair units are equipped with professional diagnostic tools and carry extensive spare parts inventory. Available within 500km from our Casalmaggiore facility for urgent repairs and large-scale installations.

    Photovoltaic Inverter Repair & Diagnostics

    • In-depth diagnostics of inverter failures — including internal explosions, burnt PCBs, and severe hardware faults
    • Root-cause analysis using oscilloscopes, logic analyzers, and load simulations
    • Detection and elimination of software-related faults: EEPROM corruption, firmware bugs, and error code resolution
    • Repair of MPPT modules, power stages, gate drivers, and signal path anomalies
    • Troubleshooting of grid synchronization, DC link stability, and AC waveform distortion
    • Detailed failure reports, waveform captures, and high-resolution photos of defective areas

    Inverter Component Restoration & Upgrades

    • Replacement of IGBTs, MOSFETs, optocouplers, control ICs, and passive components
    • Micro-soldering and trace repair for severely damaged circuit boards
    • Custom replacement of rare or obsolete components using 3D-printed or CNC-machined parts
    • Rebuilding of cooling systems: fan units, thermal paste, and heat sink realignment
    • Reinforcement against future failures: conformal coating, transient suppression modules, and enhanced insulation paths
    • Optional firmware optimization for extended inverter lifespan and better grid behavior
    • Includes post-repair testing, load simulation, and full technical documentation with results

    Advanced Inverter Diagnostics

    • Complete diagnostics using professional Fluke and Tektronix equipment
    • Electrical parameter analysis with 0.1% precision accuracy
    • Thermal imaging diagnostics to detect hidden defects
    • Insulation and grounding testing according to VDE standards
    • Detailed report with photographic documentation of all problem areas

    Control Board Reprogramming

    • Factory firmware restoration for all inverter brands
    • EEPROM and Flash memory programming
    • Software adaptation for specific operating conditions
    • Firmware updates to latest versions
    • Original settings backup and recovery

    PCB Board Restoration

    • Circuit trace restoration using micro-soldering techniques
    • BGA component replacement on professional rework stations
    • CPU and microchip reballing services
    • Contact pad restoration and repair
    • Protective coating application against corrosion

    Final Quality Testing

    • Complete safety function verification
    • Overload condition testing
    • Calibration of all measurement circuits
    • Quality certificate with comprehensive test protocols