{"id":13119,"date":"2026-07-22T19:32:23","date_gmt":"2026-07-23T00:32:23","guid":{"rendered":"https:\/\/blog.misumiusa.com\/?p=13119"},"modified":"2026-07-22T19:32:24","modified_gmt":"2026-07-23T00:32:24","slug":"solenoid-valves","status":"publish","type":"post","link":"https:\/\/blog.misumiusa.com\/solenoid-valves\/","title":{"rendered":"Solenoid valves: common types used in industrial applications"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<meta charset=\"UTF-8\">\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n\n<!-- SEO \/ AIO Meta -->\n<title>Solenoid Valves: Types, How They Work &amp; Industrial Applications | MISUMI<\/title>\n<meta name=\"description\" content=\"Learn how solenoid valves work and the key differences between direct-acting, normally closed (NC), normally open (NO), three-way, pilot-operated, and Namur-mounted types used in industrial applications.\">\n<meta name=\"keywords\" content=\"solenoid valve types, how solenoid valves work, normally closed solenoid valve, normally open solenoid valve, direct-acting solenoid valve, pilot operated solenoid valve, three-way solenoid valve, Namur solenoid valve, industrial solenoid valves, MISUMI solenoid valves\">\n<link rel=\"canonical\" href=\"https:\/\/us.misumi-ec.com\/blog\/solenoid-valves-common-types-used-in-industrial-applications\/\">\n\n<!-- Open Graph -->\n<meta property=\"og:type\" content=\"article\">\n<meta property=\"og:title\" content=\"Solenoid Valves: Types, How They Work &amp; Industrial Applications | MISUMI\">\n<meta property=\"og:description\" content=\"Learn how solenoid valves work and the differences between direct-acting, NC, NO, three-way, pilot-operated, and Namur-mounted types.\">\n<meta property=\"og:url\" content=\"https:\/\/us.misumi-ec.com\/blog\/solenoid-valves-common-types-used-in-industrial-applications\/\">\n<meta property=\"og:site_name\" content=\"MISUMI Mech Lab Blog\">\n<meta property=\"article:modified_time\" content=\"2026-07-22\">\n<meta property=\"article:section\" content=\"Fluid Control\">\n<meta property=\"article:tag\" content=\"solenoid valves, fluid control, normally closed, normally open, direct-acting, pilot operated, Namur\">\n\n<!-- Twitter Card -->\n<meta name=\"twitter:card\" content=\"summary_large_image\">\n<meta name=\"twitter:title\" content=\"Solenoid Valves: Types, How They Work &amp; Industrial Applications | MISUMI\">\n<meta name=\"twitter:description\" content=\"Direct-acting, NC, NO, three-way, pilot-operated, and Namur solenoid valve types explained \u2014 plus how solenoid valves work and where they're used.\">\n\n<!-- Structured Data: Article -->\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Article\",\n  \"headline\": \"Solenoid Valves: Common Types Used in Industrial Applications\",\n  \"description\": \"An overview of how solenoid valves work and the most common types used in industrial applications: direct-acting, normally closed (NC), normally open (NO), three-way, pilot-operated, and Namur-mounted solenoid valves.\",\n  \"dateModified\": \"2026-07-22\",\n  \"author\": {\"@type\": \"Organization\", \"name\": \"MISUMI\"},\n  \"publisher\": {\"@type\": \"Organization\", \"name\": \"MISUMI\", \"url\": \"https:\/\/us.misumi-ec.com\"},\n  \"mainEntityOfPage\": {\"@type\": \"WebPage\", \"@id\": \"https:\/\/us.misumi-ec.com\/blog\/solenoid-valves-common-types-used-in-industrial-applications\/\"}\n}\n<\/script>\n\n<!-- Structured Data: FAQPage for AIO eligibility -->\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is a solenoid valve and how does it work?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A solenoid valve converts electrical energy into mechanical energy to control the flow of liquid or gas. It consists of a valve body and a solenoid coil mounted on top. When electrical current energizes the coil, it generates an electromagnetic field that moves a plunger to open or close the flow path. When current stops, a spring returns the plunger to its default position.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is a normally closed (NC) solenoid valve?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A normally closed (NC) solenoid valve is closed in its default, de-energized state. The internal spring holds the plunger down, blocking fluid flow. When electrical current energizes the coil, the electromagnetic field pushes the plunger up against the spring, opening the valve and allowing fluid to flow. When current stops, the spring returns the plunger to the closed position.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is a normally open (NO) solenoid valve?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A normally open (NO) solenoid valve is open in its default, de-energized state. The internal spring holds the plunger up, allowing fluid to flow freely. When electrical current energizes the coil, the electromagnetic field pushes the plunger down against the spring, closing the valve and stopping fluid flow. When current stops, the spring returns the plunger to the open position.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is a direct-acting solenoid valve?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A direct-acting solenoid valve is the simplest type of solenoid valve. It uses a solenoid coil that sits directly on top of an armature consisting of a plunger and spring. The coil directly opens or closes the valve orifice without relying on line pressure, making it suitable for low-pressure and zero-pressure applications.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is a pilot-operated solenoid valve?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A pilot-operated solenoid valve uses line pressure to assist in opening or closing the main valve orifice. The solenoid controls a small pilot orifice, which uses the pressure differential to actuate the main valve. This allows a small solenoid to control high-pressure systems or larger orifices that would require a much more powerful direct-acting solenoid.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is a Namur-mounted solenoid valve?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A Namur-mounted solenoid valve is designed to mount directly onto a pneumatic actuator according to the Namur interface standard. This eliminates external tubing between the solenoid and actuator, reducing response time, minimizing potential leak points, and saving installation space.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is a three-way solenoid valve used for?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A three-way solenoid valve has three ports and is used to divert flow between two output paths or to mix flows from two input sources. Common applications include actuating single-acting pneumatic cylinders, switching between two fluid circuits, and controlling pneumatic actuators.\"\n      }\n    }\n  ]\n}\n<\/script>\n\n<style>\n  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }\n  body { font-size: 17px; line-height: 1.75; color: #1a1a18; background: #ffffff; padding: 2.5rem 1.5rem 4rem; }\n  .byline { display: flex; align-items: center; gap: 10px; font-size: 13px; color: #666; margin-bottom: 2rem; flex-wrap: wrap; }\n  .byline-dot { color: #ccc; }\n  h1 { font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 700; line-height: 1.25; letter-spacing: -0.02em; color: #0d0d0b; margin-bottom: 0.75rem; }\n  .intro { font-size: 1.05rem; color: #444; margin-bottom: 2rem; border-left: 3px solid #FFD700; padding-left: 1rem; }\n\n  \/* \u2500\u2500 TOC \u2500\u2500 *\/\n  .toc { background: #f7f5f0; border: 1px solid #e8e4da; border-radius: 6px; padding: 1.25rem 1.5rem; margin: 2rem 0 2.5rem; font-size: 14px; 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border: 1px solid #ffe566; color: #3a3000; }\n  .state-en .state-card-label { color: #7a6000; }\n\n  \/* \u2500\u2500 Summary comparison table \u2500\u2500 *\/\n  .spec-table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 1rem 0 1.5rem; }\n  .spec-table th { font-weight: 700; text-align: left; padding: 10px 12px; font-size: 13px; background: #f2f0eb; color: #333; border-bottom: 2px solid #FFD700; }\n  .spec-table td { padding: 9px 12px; border-bottom: 1px solid #eee; vertical-align: top; font-size: 14px; }\n  .spec-table tr:last-child td { border-bottom: none; }\n  .spec-table td:first-child { font-weight: 600; white-space: nowrap; }\n  .badge { display: inline-block; font-size: 11px; font-weight: 700; background: #FFD700; color: #1a1a18; border-radius: 3px; padding: 1px 7px; white-space: nowrap; }\n\n  \/* \u2500\u2500 Callouts \u2500\u2500 *\/\n  .callout { background: #fffce6; border: 1px solid #ffe566; border-left: 4px solid #FFD700; border-radius: 0 6px 6px 0; padding: 1rem 1.25rem; font-size: 14px; color: #3a3000; margin: 1.5rem 0; line-height: 1.6; }\n  .callout strong { color: #7a6000; }\n  .callout-note { background: #f0f5ff; border-color: #b8cff5; border-left-color: #1a56a0; color: #1a2c4a; }\n  .callout-note strong { color: #1a56a0; }\n\n  \/* \u2500\u2500 Feature list \u2500\u2500 *\/\n  .feature-list { list-style: none; padding: 0; margin: 1rem 0; display: flex; flex-direction: column; gap: 0.6rem; }\n  .feature-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; color: #2a2a27; line-height: 1.55; }\n  .feature-bullet { background: #FFD700; color: #1a1a18; font-size: 10px; font-weight: 800; border-radius: 3px; padding: 2px 6px; margin-top: 4px; flex-shrink: 0; }\n\n  \/* \u2500\u2500 CTA \u2500\u2500 *\/\n  .cta-strip { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; margin: 1.25rem 0; }\n  .cta-btn { display: inline-block; background: #FFD700; color: #1a1a18; font-size: 13px; font-weight: 700; padding: 10px 20px; border-radius: 4px; text-decoration: none; letter-spacing: 0.01em; transition: background 0.15s; white-space: nowrap; }\n  .cta-btn:hover { background: #e6c200; }\n  .cta-btn-outline { background: transparent; color: #1a56a0; border: 1px solid #1a56a0; }\n  .cta-btn-outline:hover { background: #f0f5ff; }\n\n  \/* \u2500\u2500 Footer \u2500\u2500 *\/\n  .post-footer { margin-top: 4rem; padding-top: 2rem; border-top: 2px solid #1a1a18; }\n  .post-footer-title { font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; color: #888; margin-bottom: 0.5rem; }\n  .post-footer-note { font-size: 14px; color: #555; line-height: 1.6; }\n  .tag-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 1rem; }\n  .tag { font-size: 12px; background: #f2f0eb; color: #555; padding: 3px 10px; border-radius: 100px; border: 1px solid #e0dcd4; }\n\n  a { color: #1a56a0; }\n  a:hover { color: #0e3870; }\n<\/style>\n\n\n\n<p class=\"intro\">Solenoid valves convert electrical energy into mechanical energy, giving engineers precise, remote control over the flow of fluid or gas in a system. This guide covers how solenoid valves work, the most common valve types \u2014direct-acting, normally closed (NC), and normally open (NO)\u2014and several specialized configurations including three-way, pilot-operated, and Namur-mounted variants. Browse <a href=\"https:\/\/us.misumi-ec.com\/vona2\/mech\/M1900000000\/M1903000000\/M1903010000\/\" target=\"_blank\" rel=\"noopener\">MISUMI&#8217;s full solenoid valve selection<\/a> to find the right type for your application.<\/p>\n\n<nav class=\"toc\" aria-label=\"Table of contents\">\n  <div class=\"toc-title\">Jump to a section<\/div>\n  <ol>\n    <li><a href=\"#what-is\">What is a solenoid valve?<\/a><\/li>\n    <li><a href=\"#how-it-works\">How solenoid valves work<\/a><\/li>\n    <li><a href=\"#direct-acting\">Direct-acting solenoid valves<\/a><\/li>\n    <li><a href=\"#normally-closed\">Normally closed (NC) valves<\/a><\/li>\n    <li><a href=\"#normally-open\">Normally open (NO) valves<\/a><\/li>\n    <li><a href=\"#other-types\">Three-way, pilot-operated &amp; Namur<\/a><\/li>\n    <li><a href=\"#comparison\">Type comparison table<\/a><\/li>\n    <li><a href=\"#applications\">Industrial applications<\/a><\/li>\n  <\/ol>\n<\/nav>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2 id=\"what-is\">What is a solenoid valve?<\/h2>\n\n<p>A solenoid valve is an electrically controlled valve used to regulate the flow of liquids or gases. It combines a standard valve body with a solenoid\u2014an electromagnetic coil assembly mounted on top\u2014that replaces the need for manual operation or a separate actuator.<\/p>\n\n<p>The result is a compact, self-contained valve that can be switched on and off remotely, integrated into automated control systems, and cycled at high speed without mechanical wear on external components.<\/p>\n\n<ul class=\"feature-list\">\n  <li><span class=\"feature-bullet\">\u2713<\/span><div><strong>Remote and autonomous control<\/strong>\u2014operates via electrical signal, enabling integration with PLCs, sensors, and automated systems<\/div><\/li>\n  <li><span class=\"feature-bullet\">\u2713<\/span><div><strong>Fast response<\/strong>\u2014typical switching times of 10\u2013100ms make solenoid valves suitable for high-cycle and time-critical applications<\/div><\/li>\n  <li><span class=\"feature-bullet\">\u2713<\/span><div><strong>Compact and self-contained<\/strong>\u2014no external actuator required; coil and valve body are integrated into a single unit<\/div><\/li>\n  <li><span class=\"feature-bullet\">\u2713<\/span><div><strong>Leak detection<\/strong>\u2014on production lines, solenoid valves can be integrated with sensors to detect and isolate leaks automatically<\/div><\/li>\n<\/ul>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2 id=\"how-it-works\">How solenoid valves work<\/h2>\n\n<p>All solenoid valves share the same fundamental operating principle regardless of type. The solenoid coil sits on top of the valve body and surrounds a ferromagnetic plunger (also called an armature) that can slide up and down inside the valve.<\/p>\n\n<p>When electrical current flows through the coil, it generates a magnetic field. This field exerts a force on the plunger, moving it against a return spring to either open or close the flow path through the valve body. The direction of this movement, and therefore whether the valve opens or closes on energization, determines whether it is a normally closed or normally open type.<\/p>\n\n<div class=\"callout callout-note\">\n  <strong>Key mechanism:<\/strong> The solenoid doesn\u2019t directly push fluid\u2014it moves the plunger, which physically blocks or unblocks an orifice in the valve body. The plunger typically seats against a rubber or PTFE seal to provide a fluid-tight closure.\n<\/div>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2 id=\"direct-acting\">Direct-acting solenoid valve<\/h2>\n\n<div class=\"valve-card\">\n  <div class=\"valve-card-label\">Most common type<\/div>\n  <div class=\"valve-card-title\">Direct-Acting Solenoid Valve<\/div>\n  <p>The simplest and most widely used configuration. The solenoid coil sits directly on top of an armature assembly comprising a plunger and spring. When energized, the coil directly moves the plunger to open or close the orifice\u2014no intermediate mechanism required.<\/p>\n  <p>Because the coil acts directly on the plunger without relying on line pressure, <a href=\"https:\/\/us.misumi-ec.com\/vona2\/mech\/M1900000000\/M1903000000\/M1903010000\/\" target=\"_blank\" rel=\"noopener\">direct-acting valves<\/a> can operate at <strong>zero differential pressure<\/strong>, making them the right choice for gravity-fed systems, vacuum lines, and low-pressure circuits where pilot-operated valves would fail to actuate.<\/p>\n<\/div>\n\n<div class=\"callout callout-note\">\n  <strong>Best for:<\/strong> Low to medium pressure, zero-pressure-start applications, small orifice sizes, and systems requiring reliable operation across a wide pressure range.\n<\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/blog.misumiusa.com\/wp-content\/uploads\/2024\/08\/SMC-Direct-Acting-Solenoid-Valve.jpg\" alt=\"\" class=\"wp-image-13126\"\/><figcaption><a href=\"https:\/\/us.misumi-ec.com\/vona2\/detail\/221300030450\/\" title=\"\">SMC 3-Port Direct Acting Solenoid Valve<\/a><\/figcaption><\/figure><\/div>\n\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2 id=\"normally-closed\">Normally closed (NC) solenoid valve<\/h2>\n\n<div class=\"valve-card\">\n  <div class=\"valve-card-label\">Default: Closed<\/div>\n  <div class=\"valve-card-title\">Normally Closed Solenoid Valve<\/div>\n  <p>In a normally closed (NC) valve, the return spring holds the plunger in the <strong>down (closed) position<\/strong> when the coil is de-energized. The valve blocks fluid flow until electrical current is applied.<\/p>\n<\/div>\n\n<div class=\"state-grid\">\n  <div class=\"state-card state-de\">\n    <div class=\"state-card-label\">De-energized (default)<\/div>\n    Spring pushes plunger down \u2192 orifice sealed \u2192 <strong>no flow<\/strong>\n  <\/div>\n  <div class=\"state-card state-en\">\n    <div class=\"state-card-label\">Energized<\/div>\n    Electromagnetic field lifts plunger against spring \u2192 orifice open \u2192 <strong>flow allowed<\/strong>\n  <\/div>\n<\/div>\n\n<p style=\"margin-top:1rem;\">When the electrical current stops, the electromagnetic field dissipates and the spring immediately returns the plunger to the closed position, cutting off flow.<\/p>\n\n<div class=\"callout\">\n  <strong>Typical use cases:<\/strong> Safety shutoff systems (valve closes on power loss), on-demand dispensing, and any application where flow should be blocked by default and enabled only when actively commanded. <a href=\"https:\/\/us.misumi-ec.com\/vona2\/mech\/M1900000000\/M1903000000\/M1903010000\/\" target=\"_blank\" rel=\"noopener\">Browse NC solenoid valves at MISUMI.<\/a>\n<\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.misumiusa.com\/wp-content\/uploads\/2024\/08\/solenoid-valve-normally-opened-or-closed.jpg\" alt=\"\" class=\"wp-image-13125\" width=\"250\" height=\"250\"\/><figcaption><a href=\"https:\/\/us.misumi-ec.com\/vona2\/detail\/221300030056\/\" title=\"\">SMC 3-Port VQZ100\/VQZ200\/VQZ300 Series<\/a><\/figcaption><\/figure><\/div>\n\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2 id=\"normally-open\">Normally open (NO) solenoid valve<\/h2>\n\n<div class=\"valve-card\">\n  <div class=\"valve-card-label\">Default: Open<\/div>\n  <div class=\"valve-card-title\">Normally Open Solenoid Valve<\/div>\n  <p>In a normally open (NO) valve, the return spring holds the plunger in the <strong>up (open) position<\/strong> when the coil is de-energized. Fluid flows freely through the valve until electrical current is applied.<\/p>\n<\/div>\n\n<div class=\"state-grid\">\n  <div class=\"state-card state-de\">\n    <div class=\"state-card-label\">De-energized (default)<\/div>\n    Spring holds plunger up \u2192 orifice open \u2192 <strong>flow allowed<\/strong>\n  <\/div>\n  <div class=\"state-card state-en\">\n    <div class=\"state-card-label\">Energized<\/div>\n    Electromagnetic field pushes plunger down against spring \u2192 orifice sealed \u2192 <strong>no flow<\/strong>\n  <\/div>\n<\/div>\n\n<p style=\"margin-top:1rem;\">When current stops, the spring returns the plunger to the open position and flow resumes. The fundamental operating principle is identical to NC, only the spring orientation and plunger resting position are reversed.<\/p>\n\n<div class=\"callout\">\n  <strong>Typical use cases:<\/strong> Cooling circuits that must stay open on power loss, fail-safe fluid supply lines, and applications where uninterrupted flow is the safe default state. <a href=\"https:\/\/us.misumi-ec.com\/vona2\/mech\/M1900000000\/M1903000000\/M1903010000\/?CategorySpec=00000030535::a\" target=\"_blank\" rel=\"noopener\">Browse NO solenoid valves at MISUMI.<\/a>\n<\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/blog.misumiusa.com\/wp-content\/uploads\/2024\/08\/221300030078_001.jpg\" alt=\"SMC 3 port, rubber seal, pilot operated\" class=\"wp-image-13312\"\/><figcaption><a href=\"https:\/\/us.misumi-ec.com\/vona2\/detail\/221300030078\/\" title=\"\">SMC 3-Port VP300\/VP500\/VP700 Series<\/a><\/figcaption><\/figure><\/div>\n\n\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2 id=\"other-types\">Other common solenoid valve types<\/h2>\n\n<div class=\"valve-card\">\n  <div class=\"valve-card-label\">3-Port<\/div>\n  <div class=\"valve-card-title\">Three-Way Solenoid Valve<\/div>\n  <p>Has three ports (inlet, outlet A, outlet B) and routes flow between two paths depending on the energized state. Used to divert flow between two circuits, to exhaust a downstream line while supplying another, or to actuate single-acting <a href=\"https:\/\/us.misumi-ec.com\/blog\/under-pressure-pneumatic-circuits\/\" target=\"_blank\" rel=\"noopener\">pneumatic cylinders<\/a> by alternately pressurizing and venting them. See also: <a href=\"https:\/\/us.misumi-ec.com\/blog\/directional-control-solenoid-valves\/\" target=\"_blank\" rel=\"noopener\">Directional Control Solenoid Valves<\/a> on the MISUMI blog.<\/p>\n<\/div>\n\n<div class=\"valve-card\">\n  <div class=\"valve-card-label\">High-pressure \/ large orifice<\/div>\n  <div class=\"valve-card-title\">Pilot-Operated Solenoid Valve<\/div>\n  <p>Rather than the solenoid directly opening the main orifice, it controls a small pilot orifice. The resulting pressure differential then drives the main valve open or closed. This allows a compact, low-power solenoid to control high-pressure systems or large orifices that would require an impractically large direct-acting coil. <strong>Requires a minimum differential pressure to operate<\/strong>\u2014not suitable for zero-pressure applications. <a href=\"https:\/\/us.misumi-ec.com\/vona2\/mech\/M1900000000\/M1903000000\/M1903010000\/?CategorySpec=00000030529::a\" target=\"_blank\" rel=\"noopener\">Browse pilot-operated solenoid valves at MISUMI.<\/a><\/p>\n<\/div>\n\n<div class=\"valve-card\">\n  <div class=\"valve-card-label\">Actuator-mounted<\/div>\n  <div class=\"valve-card-title\">Namur-Mounted Solenoid Valve<\/div>\n  <p>Designed to mount directly onto a pneumatic actuator using the Namur interface standard (per VDI\/VDE 3845). Eliminates the external tubing between solenoid and actuator, reducing response time and minimizing potential leak points. Commonly used in process plant environments where compact, direct-mounted pneumatic control is preferred. <a href=\"https:\/\/us.misumi-ec.com\/vona2\/detail\/221301911639\/\" target=\"_blank\" rel=\"noopener\">Browse NAMUR-compliant solenoid valves (SMC VFN2000N series) at MISUMI.<\/a><\/p>\n<\/div>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2 id=\"comparison\">Solenoid valve type comparison<\/h2>\n\n<table class=\"spec-table\" aria-label=\"Solenoid valve type comparison\">\n  <thead>\n    <tr>\n      <th>Type<\/th>\n      <th>Default state<\/th>\n      <th>Ports<\/th>\n      <th>Min. pressure needed<\/th>\n      <th>Best for<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>Direct-acting <span class=\"badge\">Most common<\/span><\/td>\n      <td>NC or NO<\/td>\n      <td>2<\/td>\n      <td>Zero (0 bar)<\/td>\n      <td>Low\/zero pressure, small orifices, wide pressure range<\/td>\n    <\/tr>\n    <tr>\n      <td>Normally Closed (NC)<\/td>\n      <td>Closed<\/td>\n      <td>2<\/td>\n      <td>Depends on design<\/td>\n      <td>Safety shutoffs, on-demand flow, fail-closed systems<\/td>\n    <\/tr>\n    <tr>\n      <td>Normally Open (NO)<\/td>\n      <td>Open<\/td>\n      <td>2<\/td>\n      <td>Depends on design<\/td>\n      <td>Fail-open systems, cooling circuits, default-flow applications<\/td>\n    <\/tr>\n    <tr>\n      <td>Three-Way<\/td>\n      <td>NC or NO<\/td>\n      <td>3<\/td>\n      <td>Depends on design<\/td>\n      <td>Flow diversion, mixing, single-acting pneumatic actuators<\/td>\n    <\/tr>\n    <tr>\n      <td>Pilot-Operated<\/td>\n      <td>NC or NO<\/td>\n      <td>2+<\/td>\n      <td>Yes (min. \u0394P required)<\/td>\n      <td>High pressure, large orifices, low-power control<\/td>\n    <\/tr>\n    <tr>\n      <td>Namur-Mounted<\/td>\n      <td>NC or NO<\/td>\n      <td>3\u20135<\/td>\n      <td>Depends on design<\/td>\n      <td>Direct actuator mounting, process plant, compact installations<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2 id=\"applications\">Industrial applications<\/h2>\n\n<p>Solenoid valves are used across a broad range of industries wherever automated fluid or gas control is needed:<\/p>\n\n<ul class=\"feature-list\">\n  <li><span class=\"feature-bullet\">\u25b8<\/span><div><strong>Medical and laboratory equipment<\/strong>\u2014precise fluid dispensing in diagnostic instruments, infusion systems, and analytical devices<\/div><\/li>\n  <li><span class=\"feature-bullet\">\u25b8<\/span><div><strong>Automotive manufacturing<\/strong>\u2014Body-in-White welding lines, paint spray systems, coolant circuits, and leak test stations (see also: <a href=\"https:\/\/us.misumi-ec.com\/blog\/directional-control-solenoid-valves\/\" target=\"_blank\" rel=\"noopener\">Directional Control Solenoid Valves<\/a>)<\/div><\/li>\n  <li><span class=\"feature-bullet\">\u25b8<\/span><div><strong>Warehouse and logistics automation<\/strong>\u2014pneumatic sortation, clamping fixtures, and pick-and-place systems (see also: <a href=\"https:\/\/us.misumi-ec.com\/blog\/under-pressure-pneumatic-circuits\/\" target=\"_blank\" rel=\"noopener\">Pneumatic Circuits overview<\/a>)<\/div><\/li>\n  <li><span class=\"feature-bullet\">\u25b8<\/span><div><strong>Food and beverage processing<\/strong>\u2014ingredient dosing, CIP (clean-in-place) wash systems, and carbonation control<\/div><\/li>\n  <li><span class=\"feature-bullet\">\u25b8<\/span><div><strong>Process and chemical plants<\/strong>\u2014shutoff and diverter valves in pipelines handling corrosive or high-pressure media (see also: <a href=\"https:\/\/us.misumi-ec.com\/blog\/pneumatic-filters-why-are-they-so-important-to-automation\/\" target=\"_blank\" rel=\"noopener\">Pneumatic Filters for automation<\/a>)<\/div><\/li>\n  <li><span class=\"feature-bullet\">\u25b8<\/span><div><strong>Semiconductor fabrication<\/strong>\u2014ultra-clean gas and chemical delivery systems requiring precise, contamination-free switching<\/div><\/li>\n<\/ul>\n\n<div class=\"callout callout-note\">\n  <strong>Leak detection:<\/strong> In production line applications, solenoid valves are frequently integrated with pressure sensors or flow meters. A valve that should be closed but shows downstream pressure drop can trigger an alarm, enabling automatic leak isolation without manual inspection.\n<\/div>\n\n<!-- \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550 -->\n<h2>Shop MISUMI solenoid valves<\/h2>\n\n<p>MISUMI stocks a wide selection of solenoid valves, including direct-acting, three-way, pilot-operated, and Namur-mounted configurations. Use the filters on the product page to search by valve type, port size, operating pressure, coil voltage, and media compatibility.<\/p>\n\n<div class=\"cta-strip\">\n  <a class=\"cta-btn\" href=\"https:\/\/us.misumi-ec.com\/vona2\/mech\/M1900000000\/M1903000000\/M1903010000\/\" target=\"_blank\" rel=\"noopener\">Browse all solenoid valves<\/a>\n<\/div>\n\n<div class=\"post-footer\">\n  <p class=\"post-footer-title\">Related resources<\/p>\n  <p class=\"post-footer-note\">Have a question about solenoid valve selection for your application? Leave a comment below or contact the MISUMI engineering team. You may also find these related articles helpful: <a href=\"https:\/\/us.misumi-ec.com\/blog\/directional-control-solenoid-valves\/\">Directional Control Solenoid Valves<\/a>, <a href=\"https:\/\/us.misumi-ec.com\/blog\/under-pressure-pneumatic-circuits\/\">Pneumatic Circuits<\/a>, <a href=\"https:\/\/us.misumi-ec.com\/blog\/pneumatic-filters-why-are-they-so-important-to-automation\/\">Pneumatic Filters<\/a>, and <a href=\"https:\/\/us.misumi-ec.com\/blog\/basics-of-hydraulic-cylinders\/\">Hydraulic Cylinders<\/a>.<\/p>\n  <\/div>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Learn about the three most common solenoid valves used in industrial automation.<\/p>\n","protected":false},"author":80,"featured_media":13121,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"footnotes":""},"categories":[1136],"tags":[1477,565],"class_list":["post-13119","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mechanical-design","tag-solenoid-valves","tag-valves"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Solenoid valves are used across industrial applications, from controlling the flow and mixing of fluids to preventing links on a production line. 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