written like an advertisement . please help improve it by removing promotional content and inappropriate external links and by adding encyclopedic content written from a neutral point of view . january 2016 learn how and when to remove this template message a major contributor to this article appears to have a close connection with its subject . it may require cleanup to comply with wikipedia s content policies particularly neutral point of view . please discuss further on the talk page . march 2016 learn how and when to remove this template message spx corporation type public traded as nyse spxc industry multi industry founded muskegon michigan 1912 1912 headquarters charlotte north carolina united states revenue us 1 692 billion 2015 operating income us 62.9 million 2015 number of employees 6 000 2015 website www.spx.com spx corporation nyse spxc is a diversified global supplier of infrastructure equipment with scalable growth platforms clarification needed in heating ventilation and air conditioning hvac and detection and measurement markets and a strong presence in power and energy markets . with operations in about 20 countries and approximately 1.7 billion in revenue for 2015 . history edit spx was founded in 1912 in muskegon michigan as the piston ring company . 1 the company designed and manufactured original equipment components for detroit s largest car companies and quickly earned a reputation for quality products citation needed serving the rapidly developing automobile industry . after acquiring accuralite company in 1931 the company changed its name to sealed power corporation and also started manufacturing piston rings pistons and cylinder sleeves for various military applications . by the 1950s the company had distributors in every state and in more than 40 countries . at the time sealed power products were used as original equipment in more than 80 percent of american made cars and trucks . 1 by 1988 and after a number of strategic acquisitions to further diversify the company into a replacement parts and specialty service tool manufacturer the company changed its name to spx corporation . for the next 10 years they remained a u.s. centric automotive component manufacturer with nearly 1 billion in sales . 1 in 1998 a series of additional acquisitions and focused organic growth helped spx diversify even further into flow technologies and thermal equipment and services . 1 in 2012 spx sold its service solutions business for approximately 1.15 billion dollars to robert bosch gmbh . 2 on october 29 2014 spx announced that its board of directors had unanimously approved a plan for a tax free spin off of its flow technology reportable segment its hydraulic technologies business and certain segments of its corporate subsidiaries . the spin off transaction was completed on september 26 2015 . spx businesses edit balcke duerr db thermal flash technology genfare marley engineered products radiodetection spx cooling technology spx heat transfer spx transformer solutions tci weil mclain williamson thermoflo references edit a b c d history and heritage . spx . retrieved 11 march 2016 . bosch completes acquisition of spx corporation s service solutions business 1 . dec 2012 . retrieved apr 23 2015 . retrieved from https en.wikipedia.org w index.php title spx corporation & oldid 729328330 categories companies based in charlotte north carolinacompanies established in 1912companies listed on the new york stock exchangeconglomerate companies of the united statesmanufacturing companies based in north carolina1912 establishments in michiganhidden categories articles with a promotional tone from january 2016all articles with a promotional tonewikipedia articles with possible conflicts of interest from march 2016wikipedia articles needing clarification from march 2016all articles with unsourced statementsarticles with unsourced statements from march 2016 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 deutschfran ais edit links this page was last modified on 11 july 2016 at 13 25 . 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