{"id":33,"date":"2026-10-26T09:15:17","date_gmt":"2026-10-26T09:15:17","guid":{"rendered":"https:\/\/lainergy.com\/products\/product-sth8ea\/"},"modified":"2026-10-27T02:40:47","modified_gmt":"2026-10-27T02:40:47","slug":"product-sth8ea","status":"publish","type":"product","link":"https:\/\/www.lainergy.com\/sw\/products\/product-sth8ea\/","title":{"rendered":"Invertari ya mseto ya kW 8"},"content":{"rendered":"<p>The STH8EA offers 8 kW of rated output for indoor solar and battery installations. Coordinate the PV input, connected load and battery communication for your project.<\/p>\n<h3>Technical overview<\/h3>\n<h4>System &amp; AC output<\/h4>\n<table>\n<tbody>\n<tr>\n<th scope=\"row\">Model<\/th>\n<td>STH8EA<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Rated output<\/th>\n<td>8 kW \/ 8 kVA<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Output voltage (battery mode)<\/th>\n<td>220 \/ 230 \/ 240 V AC<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Output waveform<\/th>\n<td>Pure sine wave<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Peak conversion efficiency<\/th>\n<td>94%<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Transfer time<\/th>\n<td>10 ms (computer mode); 20 ms (home appliance mode)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Parallel operation<\/th>\n<td>Not supported<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>PV input &amp; battery<\/h4>\n<table>\n<tbody>\n<tr>\n<th scope=\"row\">MPPT operating voltage<\/th>\n<td>60\u2013500 V DC<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Maximum PV input voltage<\/th>\n<td>500 V DC<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Maximum PV input current<\/th>\n<td>18 A \u00d7 2<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Maximum input power<\/th>\n<td>8 kW<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Nominal battery voltage<\/th>\n<td>48 V DC<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Float charge voltage<\/th>\n<td>54 V DC<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Overvoltage protection<\/th>\n<td>63 V DC<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Maximum battery charging current<\/th>\n<td>120 A<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>AC input<\/h4>\n<table>\n<tbody>\n<tr>\n<th scope=\"row\">Nominal AC input<\/th>\n<td>230 V AC<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">AC input voltage range<\/th>\n<td>90\u2013280 V AC (home appliances); 170\u2013280 V AC (computers)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Frequency<\/th>\n<td>50 \/ 60 Hz, automatic sensing<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Maximum utility charging current<\/th>\n<td>120 A<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>Physical &amp; operating conditions<\/h4>\n<table>\n<tbody>\n<tr>\n<th scope=\"row\">Display<\/th>\n<td>LCD<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Communication<\/th>\n<td>RS232 \/ RS485 \/ dry contact<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Protection rating<\/th>\n<td>IP20<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Weight<\/th>\n<td>15 kg<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Packaging dimensions<\/th>\n<td>540 \u00d7 415 \u00d7 122 mm<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Operating temperature<\/th>\n<td>\u221210\u00b0C to +50\u00b0C<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Storage temperature<\/th>\n<td>\u221215\u00b0C to +55\u00b0C<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Relative humidity<\/th>\n<td>5\u201395%, non-condensing<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Nguvu ya pato ya 8 kW \u00b7 Betri ya 48 V \u00b7 IP20<\/p>","protected":false},"featured_media":26,"template":"","meta":{"_acf_changed":false,"footnotes":""},"product_category":[4],"class_list":["post-33","product","type-product","status-publish","has-post-thumbnail","hentry","product_category-hybrid-inverters"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.lainergy.com\/sw\/wp-json\/wp\/v2\/product\/33","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lainergy.com\/sw\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.lainergy.com\/sw\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":1,"href":"https:\/\/www.lainergy.com\/sw\/wp-json\/wp\/v2\/product\/33\/revisions"}],"predecessor-version":[{"id":157,"href":"https:\/\/www.lainergy.com\/sw\/wp-json\/wp\/v2\/product\/33\/revisions\/157"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lainergy.com\/sw\/wp-json\/wp\/v2\/media\/26"}],"wp:attachment":[{"href":"https:\/\/www.lainergy.com\/sw\/wp-json\/wp\/v2\/media?parent=33"}],"wp:term":[{"taxonomy":"product_category","embeddable":true,"href":"https:\/\/www.lainergy.com\/sw\/wp-json\/wp\/v2\/product_category?post=33"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}