off grid pv system calculator

{"cid":"91193563","title":"OEM Solar Panel Flat Roof Mounting System Gridding Design And Style","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b7\/b5\/13a586cee3c75d14ec462a2bd484-200x200-1.jpg","attrs":{"Price":"9 dollars","Brand Name":"Xiamen Kingfeels New","Model Number":"KS-HK-S015","Minimum Order Quantity":"3 pcs","Delivery Time":"1~5 work days","Certification":"JIS C8955:2017","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"1000 pcs","Packaging Details":"4 pcs\/box","Material":"Aluminum & Stainless","Angle deviation":"\u00b12\u00b0","Installation span":"1200mm~4500mm","Installation angle":"5\u00b0\uff5e45\u00b0","Anti-corrosive":"Anodized","Size":"customized"}}

{"cid":"91197650","title":"Gridding Design Solar Panel Flat Roof Mounting Kits 5\u00b0\uff5e45\u00b0 angle","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b7\/b5\/13a586cee3c75d14ec462a2bd484-200x200-1.jpg","attrs":{"Price":"9 dollars","Brand Name":"Xiamen Kingfeels New","Model Number":"KS-HK-S015","Minimum Order Quantity":"3 pcs","Delivery Time":"1~5 work days","Certification":"JIS C8955:2017","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"1000 pcs","Packaging Details":"4 pcs\/box","Material":"Aluminum & Stainless","Angle deviation":"\u00b12\u00b0","Installation span":"1200mm~4500mm","Installation angle":"5\u00b0\uff5e45\u00b0","Anti-corrosive":"Anodized","Size":"customized"}}

{"cid":"91149759","title":"3KW Off-Grid Solar Inverter Solar System for Home Pure Sine Wave Output, with MPPT Controller, AC input Charger","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/4f\/91\/6163ef99d6f3631be04df97e1a4a-200x200-1.jpg","attrs":{"Brand Name":"AoKu or OEM","Model Number":"VMH 3KW","Minimum Order Quantity":"100 pcs","Delivery Time":"3-4 weeks","Place of Origin":"China","Payment Terms":"T\/T, Western Union, L\/C","Packaging Details":"Carton","Output voltage":"208V\/220V\/230V\/240V","Type":"Off-Grid","Output frequency":"50Hz or 60Hz","Output type":"Single","Warranty":"2 years","Output waveform":"Pure Sine Wave Output","Product name":"3KW MPPT solar inverter,Off Grid Solar Inverter,3000 watt solar power inverter","Display":"LCD","Waveform":"Pure Sine Wave","Protection":"Overload \/ over voltage\/output short circuit","Application":"Home appliance,Solar Power System Home","Efficiency":"95%","Controller":"MPPT"}}