This listing includes FOUR(4) Vestwoods 8KW Split Phase Hybrid Inverter 48V. All four inverters will parallel. CAT 5 cables will be needed for inverter communication. These are not included. Link to manual can be provided at anytime. Just message me for it. Individual Vestwoods inverters are listed on my store if you do not need all four. 8000W Continuous Output, 12000w MPPT Solar PV. Parallel up to 4 Units. Everything needed for Grid Tied, Hybrid, or Off-Grid included. Simple plug-and-play install and inverter management. Manages power from Solar, Battery, and Grid simultaneously. Safety – UL1741SA all options, UL1699B, CSA 22.2. EMC – FCC Part 15 Class.