The price of a 40kw solar system is from $700 to $22000, It depends on which option you choose, if it's a on grid system without batteries the cost is much lower. If you need batteries as a back-up then off-grid and hybrid are great options with 40kWh, 80kWh, 100kWh or even larger capacity. . What is contained in a 40kW solar power plant? The following configurations make up a complete 40kva 40kW solar power plant: 1)58pcs 16mm2*35CM,4pcs 16mm2*2M battery cable,20M 16mm2 cable with battery terminal. Optional solar mounting support, PV combiner boxes, and cables. PVMARS provides a. . HBOWA 40KW solar system consists of the PERC mono-facial 550W PV modules with a warranty of 25 years, the pure sine wave high frequency solar inverters with a warranty of 5 years, and high energy density rack mount lifepo4 batteries 5KWh with a warranty of 5 to 10 years, and other solar. . 48V DC Input 40 KWH Off Grid Energy Storage System For Peak Shaving and Solar Storage Split Phase 120/240 Volt AC Output Everything you need except for solar panels in one convenient package. All you need to do is connect solar panels to the unit. This system will store the. . In this section of our website you can find a 40kW solar system of your preference. We offer systems where all the parts are sized perfectly to work as one entity.