SMA Sunny Tripower 8 kW 3 Phase 2 MPPT (STP8.0-3AV-40)

The SMA Sunny Tripower 8 kW 3 Phase 2 MPPT (STP8.0-3AV-40) is a lightweight three-phase string inverter for residential and small commercial PV systems, delivering 8 kW rated AC power (8 kVA max apparent) with 98.3% maximum efficiency and 97.7% European efficiency for superior energy yields. Featuring two independent MPP trackers (A:2 strings, B:1 string), 15 kWp maximum PV array power, a 260–800 V MPP range (1000 V max input), 20 A/12 A input currents (30 A/18 A short-circuit), and OptiTrac Global Peak or optional TS4-R optimizer compatibility, it excels on shaded or complex roofs. The transformerless convection-cooled design offers IP65 outdoor protection, ultra-quiet 30 dB(A) operation, one-person installation at 20.5 kg, and SUNCLIX DC/plug-in AC connectors in compact dimensions of 460 × 497 × 176 mm. Integrated SMA Smart Connected provides free 24/7 monitoring via Sunny Portal/Sunny Places, with WLAN/Ethernet/RS485 interfaces, Modbus/Sunspec/Webconnect protocols, and dynamic power limitation for future-proof energy management and storage integration. SMA backs the STP8.0-3AV-40 with a standard 5-year warranty, extendable to 10 or 15 years for long-term reliability.