These inverters are brand new. They have been opened and sitting on a shelf for a while. They also come with 3 datcom boards and a data logger. So I believe u could hook them together and have much more power. The item “Brand new Fronius inverters 3 pcs” is in sale since Monday, December 7, 2020. This item is in the category “Home & Garden\Home Improvement\Electrical Supplies\Alternative Energy Supplies\Alternative Energy Chargers & Inverters”. The seller is “blehmon” and is located in Proton Station, Ontario. This item can be shipped to Canada, United States.

• Brand: Fronius
• System Configuration: Grid-Tie
• Type: Charger/Inverter
• Voltage: 200-299 VAC
• Charging Mode: MPPT (Maximum Power Point Tracking)