{"id":1409,"date":"2026-07-22T05:33:20","date_gmt":"2026-07-22T05:33:20","guid":{"rendered":"https:\/\/lstransformer.com\/power-factor-and-conversion-formula-between-va-and-w\/"},"modified":"2026-09-27T15:35:45","modified_gmt":"2026-09-27T15:35:45","slug":"power-factor-and-conversion-formula-between-va-and-w","status":"publish","type":"post","link":"https:\/\/www.lstransformer.com\/fr\/power-factor-and-conversion-formula-between-va-and-w\/","title":{"rendered":"Power Factor and Conversion Formula between VA and W"},"content":{"rendered":"<h1 style=\"text-align: left;\">Power Factor and Conversion Formula between VA and W<\/h1>\n<p><a href=\"https:\/\/www.lstransformer.com\/fr\/Transformers\/\" target=\"_self\"><img decoding=\"async\" class=\"aligncenter\" title=\"140\" src=\"https:\/\/manage.lstransformer.com\/upload\/news\/1742780192403375.jpg\" alt=\"undefined\" \/><\/a><\/p>\n<p>When we talk about electrical power, we often use the terms VA and W. VA stands for Volt-Ampere, which is the unit of apparent power, and W stands for Watt, which is the unit of real power. Apparent power and real power are two different types of power that are used in different ways in electrical systems.<\/p>\n<p>Apparent power is the product of the voltage and current in an electrical system, while real power is the actual power that is used to do work, such as lighting a bulb or running a motor. The difference between the two is called reactive power, which is measured in VAR (Volt-Ampere Reactive).<\/p>\n<p>The ratio of real power to apparent power is called the power factor, and it is a measure of how efficiently the electrical system is using the power. A power factor of 1 means that all of the apparent power is being used as real power, while a power factor of less than 1 means that some of the apparent power is being wasted as reactive power.<\/p>\n<p>In order to convert VA to W, we need to know the power factor of the system. The conversion formula is:<\/p>\n<p style=\"text-align: center;\">W = VA x Power Factor<\/p>\n<p>For example, if a system has an apparent power of 1000 VA and a power factor of 0.8, the real power would be:<\/p>\n<p style=\"text-align: center;\">W = 1000 x 0.8 = 800 W<\/p>\n<p>Conversely, to convert W to VA, we can use the following formula:<\/p>\n<p style=\"text-align: center;\">VA = W \/ Power Factor<\/p>\n<p>For example, if a system has a real power of 800 W and a power factor of 0.8, the apparent power would be:<\/p>\n<p style=\"text-align: center;\">VA = 800 \/ 0.8 = 1000 VA<\/p>\n<p>Understanding the difference between VA and W and knowing how to convert between them is important in designing and maintaining electrical systems, as it ensures that the system is operating efficiently and effectively.<\/p>\n<h2 style=\"font-weight: bold;\">Contact<\/h2>\n<p>LuShan, heure de l'est. 1975, est un fabricant professionnel Chinois sp\u00e9cialis\u00e9 dans les transformateurs de puissance et des r\u00e9acteurs de plus de 50 ans. Les produits de pointe sont <a href=\"https:\/\/www.lstransformer.com\/fr\/\">transformateur monophas\u00e9, triphas\u00e9 transformateurs d'isolement, transformateur \u00e9lectrique, transformateur de distribution, l'\u00e9tape vers le bas et d'intensifier le transformateur de basse tension du transformateur, transformateur \u00e0 haute tension, contr\u00f4le de transformateur toro\u00efdal transformateur, transformateur R-core; inductances DC, AC r\u00e9acteurs, le filtrage du r\u00e9acteur, de ligne et de charge du r\u00e9acteur, des bobines, le filtrage du r\u00e9acteur, et interm\u00e9diaire, \u00e0 haute fr\u00e9quence produits<\/a>.<\/p>\n<p>Nos transformateurs de puissance et les r\u00e9acteurs sont largement utilis\u00e9s dans les 10 domaines d'application: transport en commun rapide, les machines de construction, les \u00e9nergies renouvelables, intelligents de fabrication, des \u00e9quipements m\u00e9dicaux, de la mine de charbon de l'explosion de la pr\u00e9vention, de l'excitation du syst\u00e8me, frittage sous vide(four), d'une climatisation centrale.<\/p>\n<p>En savoir plus sur transformateur de puissance et le r\u00e9acteur: <a href=\"https:\/\/www.lstransformer.com\/fr\/\">www.lstransformer.com<\/a>.<\/p>\n<p>Si vous souhaitez obtenir des solutions personnalis\u00e9es pour les transformateurs ou des r\u00e9acteurs, veuillez nous contacter.<br \/>\nWhatsApp\uff1a+86 13787095096<br \/>\nE-mail: marketing@hnlsdz.com<\/p>","protected":false},"excerpt":{"rendered":"<p>Power Factor and Conversion Formula between VA and W When we talk about electrical power, we often use the terms VA and W. VA stands for Volt-Ampere, which is the unit of apparent power, and W stands for Watt, which is the unit of real power. Apparent power and real power are two different types [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2456,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[48],"tags":[],"class_list":["post-1409","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faq"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Power Factor and Conversion Formula between VA and W - LS power transformer, Line reactor, High-voltage transformer, Oil-immersed transformer-CHANGSHA LUSHAN ELECTRONIC TECHNOLOGY CO.,LTD<\/title>\n<meta name=\"description\" content=\"When we talk about electrical power, we often use the terms VA and W. 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