verification . please help improve this article by adding citations to reliable sources . unsourced material may be challenged and removed . november 2014 learn how and when to remove this template message sea sonic electronics co. ltd. type computer hardware power supplies founded september 1975 headquarters taipei taiwan products computer power supply website www.seasonic.com www.seasonicusa.com sea sonic electronics co. ltd. traditional chinese ; simplified chinese ; pinyin h iy n di nz g ngy g f n y uxi ng ngs is a power supply and computer psu manufacturer and retailer formerly limited to trading hardware oem for other companies . they first started making power supplies for the pc industry in the 1980s . all of their psus are certified 80 plus . in 2002 sea sonic established a wholly owned subsidiary in california united states to sell products in the us retail market and to provide technical support . contents 1 history 2 see also 3 external links 4 references history edit 1975 sea sonic incorporated to manufacture electronic test equipment . 1980 sea sonic enters the pc power supply market 1984 headquarters relocates to shih lin taipei taiwan . 1986 the factory phases in automated test equipment in production methodology this is the first in switching power supply manufacturing in taiwan . 1990 second factory in taoyuan county now taoyuan city taiwan begins operation . 1993 european office opens in the netherlands . 1994 dong guan china i factory begins full operation . 1995 sea sonic develops an atx power supply for the pentium market . 1997 dong guan factory receives iso9002 certification . 1998 the dong guan ii factory begins full operation.taiwan headquarters and taoyuan factory receive iso9001 certification . 1999 headquarters relocates to present address at neihu taipei . 2000 dong guan factory receives iso 9001 certification . the first psu maker to provide pc and ipc market cost effective active pfc power factor correction solutions . designs and applies s2fc smart & silent fan control towards pc and ipc products . 2002 usa office opens in california usa . sea sonic electronics co. ltd. lists on taiwan s gre tai securities market otc stock exchange . 2003 launched retail products with own brand name and won awards and recommendation worldwide . 2004 dedicated to develop green and silent power supplies with higher efficiency and higher power output . 2005 the usa office was renamed as sea sonic electronics inc. a 100 % sea sonic owned subsidiary to serve north and south america customers . the first psu manufacturer to win the 80 plus efficiency certification . 1 2006 dong guan factory receives iso14001 certification . began to mass produce rohs & weee compliant products . 2008 european subsidiary opens in the netherlands to serve the european market . dong guan factory ii begins full operation . 2009 sea sonic is first in the market to achieve 80 plus gold rating by introducing the x series power supplies . see also edit list of computer hardware manufacturers companies portal wikimedia commons has media related to sea sonic . external links edit official website usa official website references edit http www.businesswire.com news home 20050216005790 en computer power supply meets tough 80 requirements retrieved from https en.wikipedia.org w index.php title sea sonic & oldid 734792889 categories computer power supply unit manufacturerselectronics companies of taiwancompanies based in taipeicomputer companies established in 1975electronics companies established in 1975taiwanese brandshidden categories articles needing additional references from november 2014all articles needing additional referencesarticles containing traditional chinese language textarticles containing simplified chinese language textcommons category without a link on wikidataofficial website different in wikidata and wikipedia navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages e tinadeutschfran ais edit links this page was last modified on 16 august 2016 at 19 15 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view