{"id":13252,"date":"2026-10-15T10:27:31","date_gmt":"2026-10-15T10:27:31","guid":{"rendered":"https:\/\/chipsetcomputersystems.co.ke\/?post_type=product&#038;p=13252"},"modified":"2026-11-11T08:13:51","modified_gmt":"2026-11-11T08:13:51","slug":"seasonic-s12iii-550w-80-plus-bronze-atx-power-supply","status":"publish","type":"product","link":"https:\/\/chipsetcomputersystems.co.ke\/?product=seasonic-s12iii-550w-80-plus-bronze-atx-power-supply","title":{"rendered":"Seasonic S12III 550W 80 PLUS Bronze ATX Power Supply"},"content":{"rendered":"<h2 class=\"PDq2pG_selectionAnchorContainer\" data-start=\"575\" data-end=\"611\">POWER YOUR SYSTEM WITH CONFIDENCE<\/h2>\n<p data-start=\"613\" data-end=\"755\">The <strong data-start=\"617\" data-end=\"643\">Seasonic S12III Series<\/strong> provides reliable and efficient power for everyday desktop computers, office systems and mainstream gaming PCs.<\/p>\n<p data-start=\"757\" data-end=\"1033\">Built to Seasonic&#8217;s high-quality standards, the S12III series combines proven power supply technology with efficient performance and intelligent cooling. Available in <strong data-start=\"924\" data-end=\"949\">550W and 650W options<\/strong>, it provides practical power capacity for a wide range of modern PC configurations.<\/p>\n<h3 data-start=\"1035\" data-end=\"1064\">80 PLUS Bronze Efficiency<\/h3>\n<p data-start=\"1066\" data-end=\"1195\">The Seasonic S12III is <strong data-start=\"1089\" data-end=\"1117\">80 PLUS Bronze certified<\/strong>, delivering efficient power conversion and reducing unnecessary energy waste.<\/p>\n<p data-start=\"1197\" data-end=\"1349\">With efficiency levels of up to <strong data-start=\"1229\" data-end=\"1263\">85% at typical operating loads<\/strong>, the power supply helps reduce heat generation and improve overall system efficiency.<\/p>\n<h3 data-start=\"1351\" data-end=\"1389\">Stable and Reliable Power Delivery<\/h3>\n<p data-start=\"1391\" data-end=\"1574\">The advanced <strong data-start=\"1404\" data-end=\"1437\">LLC resonant converter design<\/strong> helps provide stable and efficient power delivery across different workloads, supporting reliable operation for important PC components.<\/p>\n<h3 data-start=\"1576\" data-end=\"1606\">Smart &amp; Silent Fan Control<\/h3>\n<p data-start=\"1608\" data-end=\"1722\">The integrated <strong data-start=\"1623\" data-end=\"1658\">S2FC Smart &amp; Silent Fan Control<\/strong> system intelligently manages cooling performance and fan speed.<\/p>\n<p data-start=\"1724\" data-end=\"1866\">This helps maintain a balance between effective cooling and low noise, keeping your PC operating quietly during normal and moderate workloads.<\/p>\n<h3 data-start=\"1868\" data-end=\"1902\">Active Power Factor Correction<\/h3>\n<p data-start=\"1904\" data-end=\"2000\"><strong data-start=\"1904\" data-end=\"1918\">Active PFC<\/strong> improves power efficiency and helps optimize the performance of the power supply.<\/p>\n<h3 data-start=\"2002\" data-end=\"2032\">Standard ATX Compatibility<\/h3>\n<p data-start=\"2034\" data-end=\"2216\">The standard <strong data-start=\"2047\" data-end=\"2066\">ATX form factor<\/strong> makes the Seasonic S12III compatible with a wide range of desktop computer cases, making it suitable for new PC builds and power supply replacements.<\/p>\n<h3 data-start=\"2218\" data-end=\"2250\">Built for Everyday Computing<\/h3>\n<p data-start=\"2252\" data-end=\"2408\">Whether you are building an office computer, home desktop or mainstream gaming PC, the Seasonic S12III provides dependable power for long-term everyday use.<\/p>\n<hr data-start=\"2410\" data-end=\"2413\" \/>\n<h1 data-start=\"2415\" data-end=\"2429\">Key Features<\/h1>\n<p data-start=\"2431\" data-end=\"2513\"><strong data-start=\"2431\" data-end=\"2459\">80 PLUS Bronze Certified<\/strong> ? Efficient power delivery with reduced energy waste.<\/p>\n<p data-start=\"2515\" data-end=\"2605\"><strong data-start=\"2515\" data-end=\"2538\">550W \/ 650W Options<\/strong> ? Choose the appropriate power capacity for your PC configuration.<\/p>\n<p data-start=\"2607\" data-end=\"2701\"><strong data-start=\"2607\" data-end=\"2633\">LLC Resonant Converter<\/strong> ? Designed for stable voltage regulation and efficient performance.<\/p>\n<p data-start=\"2703\" data-end=\"2790\"><strong data-start=\"2703\" data-end=\"2740\">Smart &amp; Silent Fan Control (S2FC)<\/strong> ? Intelligent cooling designed to minimize noise.<\/p>\n<p data-start=\"2792\" data-end=\"2851\"><strong data-start=\"2792\" data-end=\"2806\">Active PFC<\/strong> ? Improves power efficiency and performance.<\/p>\n<p data-start=\"2853\" data-end=\"2926\"><strong data-start=\"2853\" data-end=\"2881\">Standard ATX Form Factor<\/strong> ? Compatible with standard desktop PC cases.<\/p>\n<p data-start=\"2928\" data-end=\"2990\"><strong data-start=\"2928\" data-end=\"2949\">120mm Cooling Fan<\/strong> ? Provides efficient thermal management.<\/p>\n<p data-start=\"2992\" data-end=\"3063\"><strong data-start=\"2992\" data-end=\"3014\">Non-Modular Design<\/strong> ? Fixed cables for straightforward installation.<\/p>\n<p data-start=\"3065\" data-end=\"3133\"><strong data-start=\"3065\" data-end=\"3085\">Seasonic Quality<\/strong> ? Designed for reliable long-term PC operation.<\/p>\n<hr data-start=\"3135\" data-end=\"3138\" \/>\n<h1 data-start=\"3140\" data-end=\"3166\">Technical Specifications<\/h1>\n<div class=\"group TyagGW_tableContainer\">\n<div class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3168\" data-end=\"3684\">\n<thead data-start=\"3168\" data-end=\"3195\">\n<tr data-start=\"3168\" data-end=\"3195\">\n<th class=\"last:pe-10\" data-start=\"3168\" data-end=\"3184\" data-col-size=\"sm\">Specification<\/th>\n<th class=\"last:pe-10\" data-start=\"3184\" data-end=\"3195\" data-col-size=\"sm\">Details<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3206\" data-end=\"3684\">\n<tr data-start=\"3206\" data-end=\"3230\">\n<td data-start=\"3206\" data-end=\"3218\" data-col-size=\"sm\"><strong data-start=\"3208\" data-end=\"3217\">Brand<\/strong><\/td>\n<td data-start=\"3218\" data-end=\"3230\" data-col-size=\"sm\">Seasonic<\/td>\n<\/tr>\n<tr data-start=\"3231\" data-end=\"3254\">\n<td data-start=\"3231\" data-end=\"3244\" data-col-size=\"sm\"><strong data-start=\"3233\" data-end=\"3243\">Series<\/strong><\/td>\n<td data-start=\"3244\" data-end=\"3254\" data-col-size=\"sm\">S12III<\/td>\n<\/tr>\n<tr data-start=\"3255\" data-end=\"3294\">\n<td data-start=\"3255\" data-end=\"3279\" data-col-size=\"sm\"><strong data-start=\"3257\" data-end=\"3278\">Available Wattage<\/strong><\/td>\n<td data-start=\"3279\" data-end=\"3294\" data-col-size=\"sm\">550W \/ 650W<\/td>\n<\/tr>\n<tr data-start=\"3295\" data-end=\"3333\">\n<td data-start=\"3295\" data-end=\"3315\" data-col-size=\"sm\"><strong data-start=\"3297\" data-end=\"3314\">Certification<\/strong><\/td>\n<td data-start=\"3315\" data-end=\"3333\" data-col-size=\"sm\">80 PLUS Bronze<\/td>\n<\/tr>\n<tr data-start=\"3334\" data-end=\"3372\">\n<td data-start=\"3334\" data-end=\"3359\" data-col-size=\"sm\"><strong data-start=\"3336\" data-end=\"3358\">Maximum Efficiency<\/strong><\/td>\n<td data-start=\"3359\" data-end=\"3372\" data-col-size=\"sm\">Up to 85%<\/td>\n<\/tr>\n<tr data-start=\"3373\" data-end=\"3398\">\n<td data-start=\"3373\" data-end=\"3391\" data-col-size=\"sm\"><strong data-start=\"3375\" data-end=\"3390\">Form Factor<\/strong><\/td>\n<td data-start=\"3391\" data-end=\"3398\" data-col-size=\"sm\">ATX<\/td>\n<\/tr>\n<tr data-start=\"3399\" data-end=\"3443\">\n<td data-start=\"3399\" data-end=\"3429\" data-col-size=\"sm\"><strong data-start=\"3401\" data-end=\"3428\">Power Factor Correction<\/strong><\/td>\n<td data-start=\"3429\" data-end=\"3443\" data-col-size=\"sm\">Active PFC<\/td>\n<\/tr>\n<tr data-start=\"3444\" data-end=\"3492\">\n<td data-start=\"3444\" data-end=\"3466\" data-col-size=\"sm\"><strong data-start=\"3446\" data-end=\"3465\">Internal Design<\/strong><\/td>\n<td data-start=\"3466\" data-end=\"3492\" data-col-size=\"sm\">LLC Resonant Converter<\/td>\n<\/tr>\n<tr data-start=\"3493\" data-end=\"3546\">\n<td data-start=\"3493\" data-end=\"3511\" data-col-size=\"sm\"><strong data-start=\"3495\" data-end=\"3510\">Fan Control<\/strong><\/td>\n<td data-start=\"3511\" data-end=\"3546\" data-col-size=\"sm\">S2FC Smart &amp; Silent Fan Control<\/td>\n<\/tr>\n<tr data-start=\"3547\" data-end=\"3571\">\n<td data-start=\"3547\" data-end=\"3562\" data-col-size=\"sm\"><strong data-start=\"3549\" data-end=\"3561\">Fan Size<\/strong><\/td>\n<td data-start=\"3562\" data-end=\"3571\" data-col-size=\"sm\">120mm<\/td>\n<\/tr>\n<tr data-start=\"3572\" data-end=\"3621\">\n<td data-start=\"3572\" data-end=\"3591\" data-col-size=\"sm\"><strong data-start=\"3574\" data-end=\"3590\">Cable Design<\/strong><\/td>\n<td data-start=\"3591\" data-end=\"3621\" data-col-size=\"sm\">Non-Modular \/ Fixed Cables<\/td>\n<\/tr>\n<tr data-start=\"3622\" data-end=\"3684\">\n<td data-start=\"3622\" data-end=\"3644\" data-col-size=\"sm\"><strong data-start=\"3624\" data-end=\"3643\">Recommended Use<\/strong><\/td>\n<td data-start=\"3644\" data-end=\"3684\" data-col-size=\"sm\">Home, Office &amp; Mainstream Gaming PCs<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p class=\"PDq2pG_selectionAnchorContainer\" data-start=\"174\" data-end=\"226\"><strong data-start=\"174\" data-end=\"226\">Reliable, Quiet and Efficient Power for Your PC.<\/strong><\/p>\n<p data-start=\"228\" data-end=\"548\">The <strong data-start=\"232\" data-end=\"258\">Seasonic S12III Series<\/strong> is a dependable <strong data-start=\"275\" data-end=\"320\">80 PLUS Bronze-certified ATX power supply<\/strong> designed for home, office and mainstream gaming PCs. With up to <strong data-start=\"385\" data-end=\"403\">85% efficiency<\/strong>, Active PFC, LLC resonant design and <strong data-start=\"441\" data-end=\"478\">Smart &amp; Silent Fan Control (S2FC)<\/strong>, it delivers stable power, efficient operation and quiet performance.<\/p>\n<h1 class=\"PDq2pG_selectionAnchorContainer\" data-start=\"3895\" data-end=\"3928\">Why Choose the Seasonic S12III?<\/h1>\n<p data-start=\"3930\" data-end=\"4145\">A reliable power supply is essential for stable PC performance. The <strong data-start=\"3998\" data-end=\"4024\">Seasonic S12III Series<\/strong> combines trusted Seasonic engineering with <strong data-start=\"4068\" data-end=\"4144\">80 PLUS Bronze efficiency, intelligent cooling and stable power delivery<\/strong>.<\/p>\n<p data-start=\"4147\" data-end=\"4274\">It is an excellent choice for users looking for a dependable and efficient PSU for everyday computing and mainstream PC builds.<\/p>\n","protected":false},"featured_media":12045,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[3715],"product_cat":[3943],"product_tag":[],"class_list":["post-13252","product","type-product","status-publish","has-post-thumbnail","product_brand-ssesonic","product_cat-custom-pc-power-supply","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=\/wp\/v2\/product\/13252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=13252"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=\/wp\/v2\/media\/12045"}],"wp:attachment":[{"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=13252"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=13252"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=13252"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/chipsetcomputersystems.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=13252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}