A comprehensive and powerful solution for residential solar energy needs. This robust system combines the efficiency of the Growatt Off-Grid Storage Inverter SPE6000US, and the high-performance 4400W Rigid Bifacial Solar Panels to provide an unrivaled off-grid experience. Engineered for seamless integration, the system ensures that your home can run independently of the grid, whether as a primary power source or as a backup during outages. It&';s an ideal setup for environmentally conscious homeowners looking to reduce their carbon footprint and harness the power of the sun. Product Features Growatt Split phase 110V/220V Off-Grid Storage Inverter SPE6000US: 1.5 DC/AC ratio Dual MPPT trackers, max. MPPT input current up to 27A Max. PV input voltage up to 550Vdc Support charge from diesel generator Support smart load connection Support up to 9 units in parallel Support to form a 220V or 208V three-phase system Max. grid passthrough power up to 70A ROCKSOLAR 440W Monocrystalline Bifacial Solar Panel (x10): High-efficiency monocrystalline cells for superior performance 440W power output per panel with a total array power of 4400W Durable aluminum frame and anti-reflective glass for weather resistance Easy installation with pre-drilled mounting holes Bypass diodes to minimize shading impact on performance Over 30 years of service life with a 25-year manufacturer warranty Eco-friendly power generation to reduce carbon footprint