Solis’ new 5th generation 3-phase inverters with 2 MPPT ports suitable for residential PV installations. Advantages of the Solis S5-GR3P(3-20)K inverters: Smallest and most compact three-phase inverter from Solis 160V-1000V MPPT voltage range – ultra – low startup Dual MPPT design with precise MPPT algorithm High efficiency of up to 98.7% Including Stäubli MC4 PV-KBT4/6Il-UR and Stäubli MC4 PV-KST4/6II-UR connectors The string inverters from Solis are of excellent quality and have a good manufacturer’s warranty of 5 years.