An off-grid solar system (off-the-grid, standalone) is the obvious alternative to one that is grid-tied,the solar power provide all electricy to home use,so the connection is easy than to grid.It need battery to save electricy for home use under no sun.

Solar panel:Poly solar module 30 pcs,per unit is 270w

Inverter:220VAC Inverter & Charging Controller 

Bracket:Galvanized steel on roof

Cabinet:Circuit breaker,Surge protection 

Battery:Save for two days electricy for home use if no sun