Voltage curve tracer for maintenance and troubleshooting of photovoltaic systems up to 1500 V and 40 A. Performs testing and measurements of PV modules using advanced technologies, including latest high-efficiency models. IV tracing of mono- and bifacial modules and strings up to 1500 V/40 A according to IEC/EN60891. Remote SOLAR03 unit with Bluetooth connectivity. Supports up to 3 reference cells for irradiance measurement on front and rear sides per IEC TS 60904-1-2. Database of over 30,000 modules managed via new HT AGORÀ software. Measurement performance up to 6.5 MW/h without cooling, regardless of ambient temperature. Tracks IV curves of modules and strings up to 1500 V and 40 A, compares measured data with nominal values, and provides a clear OK/Not OK status. Remote connection up to 100 meters and capability to operate in complex environments.