4 kW Premium Rooftop Solar System with DCR Grade-1 solar panels and Grade-1 string inverter. The system is supplied with standard aluminium mounting structure of 100 mm height, mid clamps and Z clamps for panel fixing, 25 meter red DC cable, 25 meter black DC cable, ACDB, DCDB, lightning arrester, and 3 earthing pits. Suitable for residential and small commercial users requiring dependable solar generation. Included in Premium System DCR Grade 1 Solar Panels Grade 1 String Inverter Lightning Arrester 3 Earthing Pits 25 mtr Red DC Cable + 25 mtr Black DC Cable Standard Aluminium Structure, 100 mm height Mid Clamps and Z Clamps, maximum 4 each per panel ACDB and DCDB 1 Year Onsite Service 27 Years Solar Module Warranty Included Minimum 7 Years Inverter Warranty Included Note Installation, GST, and Transport Extra. Warranty & Service: 27 years solar module warranty included. Minimum 7 years inverter warranty included. 1 year onsite service support included. Extra Charges: Installation, GST, and transport extra.