{"id":21821,"date":"2025-04-17T05:55:46","date_gmt":"2025-04-17T05:55:46","guid":{"rendered":"https:\/\/www.imypower.com\/?p=21821"},"modified":"2026-04-16T06:11:52","modified_gmt":"2026-04-16T06:11:52","slug":"what-is-the-difference-between-relay-servo-and-static-voltage-stabilizers","status":"publish","type":"post","link":"https:\/\/www.imypower.com\/pt\/what-is-the-difference-between-relay-servo-and-static-voltage-stabilizers\/","title":{"rendered":"Qual \u00e9 a diferen\u00e7a entre estabilizadores de tens\u00e3o de rel\u00e9, servo e est\u00e1ticos?"},"content":{"rendered":"<p>Um estabilizador de tens\u00e3o protege o equipamento el\u00e9trico das flutua\u00e7\u00f5es da tens\u00e3o de alimenta\u00e7\u00e3o. Dependendo da tecnologia de controlo, os estabilizadores dividem-se em tr\u00eas categorias principais: Tipo rel\u00e9, Servo e Est\u00e1tico. Cada um oferece o seu pr\u00f3prio equil\u00edbrio de precis\u00e3o, custo e adequa\u00e7\u00e3o a diferentes aplica\u00e7\u00f5es.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tipos de estabilizadores de tens\u00e3o<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Tipo de estabilizador<\/th><th>M\u00e9todo de controlo<\/th><th>Exatid\u00e3o<\/th><th>Casos de utiliza\u00e7\u00e3o t\u00edpicos<\/th><\/tr><tr><td><strong>Tipo rel\u00e9<\/strong><\/td><td>Rel\u00e9s electromec\u00e2nicos<\/td><td>\u00b15-10%<\/td><td>Cargas dom\u00e9sticas e de uso geral econ\u00f3micas<\/td><\/tr><tr><td><strong>Servo-controlado<\/strong><\/td><td>Servo motor DC + variac<\/td><td>\u00b13-5%<\/td><td>M\u00e1quinas de f\u00e1brica\/industriais (CNC, motores)<\/td><\/tr><tr><td><strong>Est\u00e1tico (com tiristores)<\/strong><\/td><td>SCR\/triac eletr\u00f3nico<\/td><td>\u00b11-3%<\/td><td>Instrumentos de alta precis\u00e3o, centros de dados, laborat\u00f3rios<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Como funcionam<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Estabilizador do tipo rel\u00e9:<\/strong> Comuta\u00e7\u00e3o r\u00e1pida entre taps de transformadores fixos atrav\u00e9s de rel\u00e9s electromec\u00e2nicos para corre\u00e7\u00e3o grosseira da tens\u00e3o.<\/li>\n\n\n\n<li><strong>Estabilizador servo-controlado:<\/strong> Um circuito de feedback acciona um servomotor DC num autotransformador (variac), proporcionando um ajuste de tens\u00e3o suave e cont\u00ednuo.<\/li>\n\n\n\n<li><strong>Estabilizador est\u00e1tico:<\/strong> Utiliza comuta\u00e7\u00e3o de tiristores de alta velocidade (SCR\/triac) numa disposi\u00e7\u00e3o buck-boost para regular a tens\u00e3o com precis\u00e3o sem pe\u00e7as m\u00f3veis.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Precis\u00e3o e resposta<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tipo de rel\u00e9:<\/strong> Toler\u00e2ncia de tens\u00e3o de 5-10%; resposta de 10-50 ms; o passo pode causar pequenos saltos de tens\u00e3o.<\/li>\n\n\n\n<li><strong>Servo-controlado:<\/strong> Toler\u00e2ncia de tens\u00e3o de 3-5%; ajuste cont\u00ednuo; praticamente sem artefactos de passo.<\/li>\n\n\n\n<li><strong>Est\u00e1tico:<\/strong> Toler\u00e2ncia de tens\u00e3o de 1-3%; comuta\u00e7\u00e3o \u00e0 escala de microssegundos; regula\u00e7\u00e3o cont\u00ednua.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Aplica\u00e7\u00f5es ideais<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tipo de rel\u00e9:<\/strong> Electrodom\u00e9sticos, ilumina\u00e7\u00e3o, equipamento simples de escrit\u00f3rio.<\/li>\n\n\n\n<li><strong>Servo-controlado:<\/strong> Motores industriais, m\u00e1quinas CNC, linhas de fabrico.<\/li>\n\n\n\n<li><strong>Est\u00e1tico:<\/strong> Imagiologia m\u00e9dica, instrumentos de laborat\u00f3rio sens\u00edveis, centros de dados, equipamento de telecomunica\u00e7\u00f5es.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Sugest\u00e3o:<\/strong> Para ambientes que misturam cargas pesadas e eletr\u00f3nica sens\u00edvel, um estabilizador est\u00e1tico oferece a melhor prote\u00e7\u00e3o global.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Durabilidade e manuten\u00e7\u00e3o<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tipo de rel\u00e9:<\/strong> 5-8 anos de vida \u00fatil; recomenda-se a inspe\u00e7\u00e3o peri\u00f3dica dos contactos do rel\u00e9.<\/li>\n\n\n\n<li><strong>Servo-controlado:<\/strong> 10-12 anos de vida \u00fatil; lubrifica\u00e7\u00e3o ocasional do servomotor e verifica\u00e7\u00e3o das escovas.<\/li>\n\n\n\n<li><strong>Est\u00e1tico:<\/strong> 8-10 anos de vida \u00fatil; manuten\u00e7\u00e3o m\u00ednima para al\u00e9m da limpeza do dissipador de calor.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Ru\u00eddo, tamanho e custo<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Carater\u00edstica<\/td><td>Tipo rel\u00e9<\/td><td>Servo-controlado<\/td><td>Est\u00e1tico<\/td><\/tr><tr><td><strong>Ru\u00eddo<\/strong><\/td><td>Cliques aud\u00edveis<\/td><td>Zumbido silencioso do motor<\/td><td>Silencioso<\/td><\/tr><tr><td><strong>Tamanho e peso<\/strong><\/td><td>Compacto\/leve<\/td><td>Maior\/mais pesado<\/td><td>Moderado<\/td><\/tr><tr><td><strong>Aprox. 10 kVA Pre\u00e7o<\/strong><\/td><td>$300-$500<\/td><td>$800-$1,200<\/td><td>$1,000\u2013$1,500<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Nota:<\/strong> Os pre\u00e7os variam consoante a capacidade (5 kVA-30 kVA), o tipo de fase e o fabricante.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">FAQs<\/h2>\n\n\n\n<p><strong>Q1: Qual o estabilizador mais adequado para utiliza\u00e7\u00e3o dom\u00e9stica?<\/strong><br>A: A <strong>tipo rel\u00e9<\/strong> \u00e9 o mais econ\u00f3mico para os aparelhos de uso di\u00e1rio e de ilumina\u00e7\u00e3o.<\/p>\n\n\n\n<p><strong>Q2: Os servo-estabilizadores s\u00e3o melhores do que os est\u00e1ticos?<\/strong><br>R: Enquanto <strong>servo-estabilizadores<\/strong> s\u00e3o excelentes com cargas indutivas pesadas, <strong>estabilizadores est\u00e1ticos<\/strong> proporcionam uma maior precis\u00e3o e uma resposta mais r\u00e1pida para componentes electr\u00f3nicos sens\u00edveis.<\/p>\n\n\n\n<p><strong>Q3: Qual \u00e9 a dura\u00e7\u00e3o dos estabilizadores est\u00e1ticos?<\/strong><br>R: Com uma ventila\u00e7\u00e3o adequada e um stress t\u00e9rmico m\u00ednimo, os estabilizadores est\u00e1ticos podem funcionar de forma fi\u00e1vel durante 8 a 10 anos.<\/p>\n\n\n\n<p><strong>P4: Posso atualizar um estabilizador de rel\u00e9 para est\u00e1tico mais tarde?<\/strong><br>R: N\u00e3o; cada tipo utiliza hardware diferente. Escolha a tecnologia adequada aquando da compra.<\/p>\n\n\n\n<p><strong>Q5: Onde posso encontrar um fabricante de estabilizadores fi\u00e1vel?<\/strong><br>R: Procure fabricantes de servo-estabilizadores e estabilizadores est\u00e1ticos com certifica\u00e7\u00e3o ISO que ofere\u00e7am as capacidades de que necessita (5 kVA, 10 kVA, 20 kVA, 30 kVA).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclus\u00e3o<\/h2>\n\n\n\n<p>Selecione o estabilizador que corresponde \u00e0 sensibilidade, aos requisitos de precis\u00e3o e ao or\u00e7amento do seu equipamento:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Casa e escrit\u00f3rio ligeiro:<\/strong> Tipo rel\u00e9 (\u00b15-10%)<\/li>\n\n\n\n<li><strong>Equipamento industrial:<\/strong> Servo-controlado (\u00b13-5%)<\/li>\n\n\n\n<li><strong>Miss\u00e3o cr\u00edtica e precis\u00e3o:<\/strong> Est\u00e1tico (\u00b11-3%)<\/li>\n<\/ul>\n\n\n\n<p>Consulte um fabricante de confian\u00e7a para comparar pre\u00e7os e carater\u00edsticas, garantindo uma prote\u00e7\u00e3o energ\u00e9tica e fiabilidade ideais para as suas instala\u00e7\u00f5es.<\/p>\n\n\n\t\t\t<link rel=\"stylesheet\" id=\"elementor-post-720-css\" href=\"https:\/\/www.imypower.com\/wp-content\/uploads\/elementor\/css\/post-720.css?ver=1776758317\" type=\"text\/css\" media=\"all\">\n\t\t\t\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"720\" class=\"elementor elementor-720\">\n\t\t\t\t<div class=\"wd-negative-gap elementor-element elementor-element-bd59361 e-flex e-con-boxed e-con e-parent\" data-id=\"bd59361\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b469e8f elementor-widget__width-inherit wd-width-100 elementor-widget elementor-widget-wd_title\" data-id=\"b469e8f\" data-element_type=\"widget\" data-widget_type=\"wd_title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"title-wrapper set-mb-s reset-last-child 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wd-hover-quick wd-col product-grid-item product type-product post-22644 status-publish instock product_cat-automatic-voltage-stabilizers product_cat-single-phase-voltage-stabilizers has-post-thumbnail shipping-taxable product-type-simple\" data-loop=\"2\" data-id=\"22644\">\n\t\n\t\n<div class=\"product-wrapper\">\n\t<div class=\"product-element-top wd-quick-shop\">\n\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-electronic-automatic-voltage-stabilizer-for-ac\/\" class=\"product-image-link\">\n\t\t\t<img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1.webp\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1.webp 800w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1-300x300.webp 300w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1-150x150.webp 150w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1-768x768.webp 768w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1-12x12.webp 12w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1-430x430.webp 430w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1-700x700.webp 700w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-automatic-voltage-stabilizer-1-350x350.webp 350w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t<\/a>\n\n\t\t\t\t\t<div class=\"hover-img\">\n\t\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-electronic-automatic-voltage-stabilizer-for-ac\/\" aria-label=\"Product image\">\n\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator.webp\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator.webp 800w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator-300x300.webp 300w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator-150x150.webp 150w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator-768x768.webp 768w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator-12x12.webp 12w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator-430x430.webp 430w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator-700x700.webp 700w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/single-phase-ac-voltage-regulator-350x350.webp 350w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-buttons wd-pos-r-t\">\n\t\t\t\t\t\t\t\t<div class=\"wd-compare-btn product-compare-button wd-action-btn wd-style-icon wd-compare-icon\">\n\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-electronic-automatic-voltage-stabilizer-for-ac\/\" data-id=\"22644\" rel=\"nofollow\" data-added-text=\"Compare products\">\n\t\t\t\t<span>Comparar<\/span>\n\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"quick-view wd-action-btn wd-style-icon wd-quick-view-icon\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-electronic-automatic-voltage-stabilizer-for-ac\/\"\n\t\t\t\tclass=\"open-quick-view quick-view-button\"\n\t\t\t\trel=\"nofollow\"\n\t\t\t\tdata-id=\"22644\"\n\t\t\t\t>Quick view<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"wd-wishlist-btn wd-action-btn wd-style-icon wd-wishlist-icon\">\n\t\t\t\t<a class=\"\" href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-electronic-automatic-voltage-stabilizer-for-ac\/\" data-key=\"4beb879967\" data-product-id=\"22644\" rel=\"nofollow\" data-added-text=\"Browse Wishlist\">\n\t\t\t\t\t<span>Adicionar \u00e0 lista de desejos<\/span>\n\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-add-btn wd-add-btn-replace\">\n\t\t\t\t\n\t\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-electronic-automatic-voltage-stabilizer-for-ac\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_22644\" data-quantity=\"1\" class=\"button product_type_simple add-to-cart-loop\" data-product_id=\"22644\" data-product_sku=\"25\" aria-label=\"Read more \u201cTKR 1kva-5kva Single Phase Electronic Automatic Voltage Stabilizer For Ac\u201d\" rel=\"nofollow\" data-success_message=\"\" data-no-translation-aria-label=\"\"><span data-no-translation=\"\" data-trp-gettext=\"\">Read more<\/span><\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_22644\" class=\"screen-reader-text\">\n\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t<h3 class=\"wd-entities-title\"><a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-electronic-automatic-voltage-stabilizer-for-ac\/\">TKR 1kva-5kva Estabilizador de tens\u00e3o autom\u00e1tico eletr\u00f3nico monof\u00e1sico para Ac<\/a><\/h3>\n\t\t\t<div class=\"wd-product-cats\">\n\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product-category\/automatic-voltage-stabilizers\/\" rel=\"tag\">Estabilizadores autom\u00e1ticos de tens\u00e3o<\/a>, <a href=\"https:\/\/www.imypower.com\/pt\/product-category\/automatic-voltage-stabilizers\/single-phase-voltage-stabilizers\/\" rel=\"tag\">Estabilizadores de tens\u00e3o monof\u00e1sicos<\/a>\t\t<\/div>\n\t\t\t\t\n\n\t\n\t\n\t\t<\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<div class=\"wd-product wd-hover-quick wd-col product-grid-item product type-product post-22719 status-publish last instock product_cat-automatic-voltage-stabilizers product_cat-single-phase-voltage-stabilizers has-post-thumbnail shipping-taxable product-type-simple\" data-loop=\"3\" data-id=\"22719\">\n\t\n\t\n<div class=\"product-wrapper\">\n\t<div class=\"product-element-top wd-quick-shop\">\n\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-relay-type-automatic-voltage-stabilizer-for-home\/\" class=\"product-image-link\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator.jpg 800w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator-300x300.jpg 300w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator-150x150.jpg 150w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator-768x768.jpg 768w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator-12x12.jpg 12w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator-430x430.jpg 430w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator-700x700.jpg 700w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/whole-house-voltage-regulator-350x350.jpg 350w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t<\/a>\n\n\t\t\t\t\t<div class=\"hover-img\">\n\t\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-relay-type-automatic-voltage-stabilizer-for-home\/\" aria-label=\"Product image\">\n\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator.jpg 800w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator-300x300.jpg 300w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator-150x150.jpg 150w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator-768x768.jpg 768w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator-12x12.jpg 12w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator-430x430.jpg 430w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator-700x700.jpg 700w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/home-voltage-regulator-350x350.jpg 350w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-buttons wd-pos-r-t\">\n\t\t\t\t\t\t\t\t<div class=\"wd-compare-btn product-compare-button wd-action-btn wd-style-icon wd-compare-icon\">\n\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-relay-type-automatic-voltage-stabilizer-for-home\/\" data-id=\"22719\" rel=\"nofollow\" data-added-text=\"Compare products\">\n\t\t\t\t<span>Comparar<\/span>\n\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"quick-view wd-action-btn wd-style-icon wd-quick-view-icon\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-relay-type-automatic-voltage-stabilizer-for-home\/\"\n\t\t\t\tclass=\"open-quick-view quick-view-button\"\n\t\t\t\trel=\"nofollow\"\n\t\t\t\tdata-id=\"22719\"\n\t\t\t\t>Quick view<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"wd-wishlist-btn wd-action-btn wd-style-icon wd-wishlist-icon\">\n\t\t\t\t<a class=\"\" href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-relay-type-automatic-voltage-stabilizer-for-home\/\" data-key=\"4beb879967\" data-product-id=\"22719\" rel=\"nofollow\" data-added-text=\"Browse Wishlist\">\n\t\t\t\t\t<span>Adicionar \u00e0 lista de desejos<\/span>\n\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-add-btn wd-add-btn-replace\">\n\t\t\t\t\n\t\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-relay-type-automatic-voltage-stabilizer-for-home\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_22719\" data-quantity=\"1\" class=\"button product_type_simple add-to-cart-loop\" data-product_id=\"22719\" data-product_sku=\"DNB\" aria-label=\"Read more \u201cDNB 0.5kva-30kva Single phase Relay type Automatic Voltage Stabilizer For Home\u201d\" rel=\"nofollow\" data-success_message=\"\" data-no-translation-aria-label=\"\"><span data-no-translation=\"\" data-trp-gettext=\"\">Read more<\/span><\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_22719\" class=\"screen-reader-text\">\n\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t<h3 class=\"wd-entities-title\"><a href=\"https:\/\/www.imypower.com\/pt\/product\/single-phase-relay-type-automatic-voltage-stabilizer-for-home\/\">DNB 0.5kva-30kva Estabilizador de tens\u00e3o autom\u00e1tico tipo rel\u00e9 monof\u00e1sico para casa<\/a><\/h3>\n\t\t\t<div class=\"wd-product-cats\">\n\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product-category\/automatic-voltage-stabilizers\/\" rel=\"tag\">Estabilizadores autom\u00e1ticos de tens\u00e3o<\/a>, <a href=\"https:\/\/www.imypower.com\/pt\/product-category\/automatic-voltage-stabilizers\/single-phase-voltage-stabilizers\/\" rel=\"tag\">Estabilizadores de tens\u00e3o monof\u00e1sicos<\/a>\t\t<\/div>\n\t\t\t\t\n\n\t\n\t\n\t\t<\/div>\n<\/div>\n\t\t\t\t\t\t\t\t<div class=\"wd-product wd-hover-quick wd-col product-grid-item product type-product post-22444 status-publish first instock product_cat-automatic-voltage-stabilizers product_cat-single-phase-voltage-stabilizers product_tag-10kva-havells-voltage-stabilizer product_tag-10kva-stabilizer product_tag-wall-mount-voltage-stabilizer has-post-thumbnail shipping-taxable product-type-simple\" data-loop=\"4\" data-id=\"22444\">\n\t\n\t\n<div class=\"product-wrapper\">\n\t<div class=\"product-element-top wd-quick-shop\">\n\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/1kva-10kva-wall-led-whole-house-voltage-stabilizer\/\" class=\"product-image-link\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/housed-voltage-regulator.webp\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/housed-voltage-regulator.webp 600w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/housed-voltage-regulator-300x300.webp 300w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/housed-voltage-regulator-150x150.webp 150w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/housed-voltage-regulator-12x12.webp 12w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/housed-voltage-regulator-430x430.webp 430w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/housed-voltage-regulator-350x350.webp 350w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t<\/a>\n\n\t\t\t\t\t<div class=\"hover-img\">\n\t\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/1kva-10kva-wall-led-whole-house-voltage-stabilizer\/\" aria-label=\"Product image\">\n\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/air-conditioner-voltage-regulator.webp\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/air-conditioner-voltage-regulator.webp 600w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/air-conditioner-voltage-regulator-300x300.webp 300w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/air-conditioner-voltage-regulator-150x150.webp 150w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/air-conditioner-voltage-regulator-12x12.webp 12w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/air-conditioner-voltage-regulator-430x430.webp 430w, https:\/\/www.imypower.com\/wp-content\/uploads\/2025\/06\/air-conditioner-voltage-regulator-350x350.webp 350w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-buttons wd-pos-r-t\">\n\t\t\t\t\t\t\t\t<div class=\"wd-compare-btn product-compare-button wd-action-btn wd-style-icon wd-compare-icon\">\n\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/1kva-10kva-wall-led-whole-house-voltage-stabilizer\/\" data-id=\"22444\" rel=\"nofollow\" data-added-text=\"Compare products\">\n\t\t\t\t<span>Comparar<\/span>\n\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"quick-view wd-action-btn wd-style-icon wd-quick-view-icon\">\n\t\t\t<a\n\t\t\t\thref=\"https:\/\/www.imypower.com\/pt\/product\/1kva-10kva-wall-led-whole-house-voltage-stabilizer\/\"\n\t\t\t\tclass=\"open-quick-view quick-view-button\"\n\t\t\t\trel=\"nofollow\"\n\t\t\t\tdata-id=\"22444\"\n\t\t\t\t>Quick view<\/a>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"wd-wishlist-btn wd-action-btn wd-style-icon wd-wishlist-icon\">\n\t\t\t\t<a class=\"\" href=\"https:\/\/www.imypower.com\/pt\/product\/1kva-10kva-wall-led-whole-house-voltage-stabilizer\/\" data-key=\"4beb879967\" data-product-id=\"22444\" rel=\"nofollow\" data-added-text=\"Browse Wishlist\">\n\t\t\t\t\t<span>Adicionar \u00e0 lista de desejos<\/span>\n\t\t\t\t<\/a>\n\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t\t\t<div class=\"wd-add-btn wd-add-btn-replace\">\n\t\t\t\t\n\t\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product\/1kva-10kva-wall-led-whole-house-voltage-stabilizer\/\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_22444\" data-quantity=\"1\" class=\"button product_type_simple add-to-cart-loop\" data-product_id=\"22444\" data-product_sku=\"DMB\" aria-label=\"Read more \u201cTMB 1Kva-10Kva Wall LED Whole House Voltage Stabilizer\u201d\" rel=\"nofollow\" data-success_message=\"\" data-no-translation-aria-label=\"\"><span data-no-translation=\"\" data-trp-gettext=\"\">Read more<\/span><\/a><span id=\"woocommerce_loop_add_to_cart_link_describedby_22444\" class=\"screen-reader-text\">\n\t<\/span>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t<h3 class=\"wd-entities-title\"><a href=\"https:\/\/www.imypower.com\/pt\/product\/1kva-10kva-wall-led-whole-house-voltage-stabilizer\/\">Estabilizador de tens\u00e3o para toda a casa com LEDs de parede TMB 1Kva-10Kva<\/a><\/h3>\n\t\t\t<div class=\"wd-product-cats\">\n\t\t\t<a href=\"https:\/\/www.imypower.com\/pt\/product-category\/automatic-voltage-stabilizers\/\" rel=\"tag\">Estabilizadores autom\u00e1ticos de tens\u00e3o<\/a>, <a href=\"https:\/\/www.imypower.com\/pt\/product-category\/automatic-voltage-stabilizers\/single-phase-voltage-stabilizers\/\" rel=\"tag\">Estabilizadores de tens\u00e3o monof\u00e1sicos<\/a>\t\t<\/div>\n\t\t\t\t\n\n\t\n\t\n\t\t<\/div>\n<\/div>\n\t\t\n\t\t\t\t<\/div>\n\t\n\t\t\n\t\t\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Um estabilizador de tens\u00e3o protege o equipamento el\u00e9trico das flutua\u00e7\u00f5es da tens\u00e3o de alimenta\u00e7\u00e3o. Dependendo da tecnologia de controlo, os estabilizadores dividem-se em tr\u00eas categorias principais:<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[92],"tags":[],"class_list":["post-21821","post","type-post","status-publish","format-standard","hentry","category-avr-knowledge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is the Difference Between Relay, Servo, and Static Voltage Stabilizers? - SUNWAY<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.imypower.com\/pt\/what-is-the-difference-between-relay-servo-and-static-voltage-stabilizers\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is the Difference Between Relay, Servo, and Static Voltage Stabilizers? - SUNWAY\" \/>\n<meta property=\"og:description\" content=\"A voltage stabilizer protects electrical equipment from supply voltage fluctuations. 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