{"product_id":"solarni-panel-12v-20w-polykrystalicky","title":"Solar panel 12V\/20W polycrystalline","description":"Photovoltaic panel made of polycrystalline silicon. Aluminum frame 25mm, cover glass.\u003cbr\/\u003e\u003cbr\/\u003ePolycrystalline cell:\u003cbr\/\u003eSubstrates are produced from smaller silicon crystals which are pressed into one unit.\u003cbr\/\u003eThe round ingot is then cut into so called wafers, which are cut to the desired PV cell size.\u003cbr\/\u003eObviously, this technology cannot achieve such purity of the material;\u003cbr\/\u003e\u003cbr\/\u003eAdvantages of polycrystalline:\u003cbr\/\u003eSlightly higher diffuse light production (unfavorable light conditions)\u003cbr\/\u003e\u003cbr\/\u003e\u003cbr\/\u003eTechnical parameters:\u003cbr\/\u003e\u003cbr\/\u003e- Max. no-load voltage Voc = 21,56V\u003cbr\/\u003e- Max. short-circuit current Isc = 1.23A\u003cbr\/\u003e- Max. voltage at 20W load: Vmp = 17,56V\u003cbr\/\u003e- Max. current at 20W: Imp = 1.14A\u003cbr\/\u003e- Max. System voltage: 1000V\u003cbr\/\u003e- Working temperature –45 + 85st.C\u003cbr\/\u003e- Dimensions: 500 x 350 x 25 mm","brand":"HADEX","offers":[{"title":"Default Title","offer_id":52553895084370,"sku":"04280033","price":550.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9624\/1490\/files\/04280033_de149bfc-0784-4453-98cb-2f86a1f4ddfb.png?v=1776145981","url":"https:\/\/tipa-production.myshopify.com\/en\/products\/solarni-panel-12v-20w-polykrystalicky","provider":"TIPA","version":"1.0","type":"link"}