{"id":9652,"date":"2026-04-12T17:12:28","date_gmt":"2026-04-12T15:12:28","guid":{"rendered":"https:\/\/flash-electric.com\/Flash\/?post_type=product&#038;p=9652"},"modified":"2026-04-12T17:12:28","modified_gmt":"2026-04-12T15:12:28","slug":"sick-wl170-p420-photoelectric-sensor","status":"publish","type":"product","link":"https:\/\/flash-electric.com\/Flash\/product\/sick-wl170-p420-photoelectric-sensor\/","title":{"rendered":"SICK WL170-P420 Photoelectric Sensor"},"content":{"rendered":"<h2>Overview of SICK WL170-P420<\/h2>\n<p>The <strong>SICK WL170-P420<\/strong> (part number: 6010186) works as a photoelectric retro-reflective sensor for industrial automation. It sends a visible red light beam and receives it back through a reflector to detect objects accurately.<\/p>\n<p>This sensor gives stable and fast detection in production lines. It also works well in dusty and noisy industrial environments. Therefore, engineers rely on it in conveyors and packaging machines.<\/p>\n<h2>Key Features of SICK WL170-P420<\/h2>\n<ul>\n<li>It detects objects using retro-reflective light technology<\/li>\n<li>It delivers fast and stable switching signals<\/li>\n<li>It uses a visible red LED for easy alignment<\/li>\n<li>It works reliably in harsh industrial environments<\/li>\n<li>It has a compact and strong industrial housing<\/li>\n<li>It supports PNP output for automation systems<\/li>\n<\/ul>\n<h2>Applications of SICK WL170-P420<\/h2>\n<p>Factories use the <strong>SICK WL170-P420<\/strong> in conveyor systems, packaging machines, and material handling lines. It detects objects, counts products, and monitors movement in real time.<\/p>\n<p>It also improves production speed because it reduces detection errors. Additionally, it helps engineers maintain stable operation in automation systems.<\/p>\n<p>You can explore more products here:<br \/>\n<a href=\"https:\/\/flash-electric.com\/Flash\/product-category\/industrial-automation\/\">Industrial Automation category<\/a>.<\/p>\n<h2>Technical Specifications<\/h2>\n<ul>\n<li><strong>Brand:<\/strong> SICK<\/li>\n<li><strong>Model:<\/strong> WL170-P420<\/li>\n<li><strong>Part Number:<\/strong> 6010186<\/li>\n<li><strong>Type:<\/strong> Photoelectric Retro-Reflective Sensor<\/li>\n<li><strong>Light Source:<\/strong> Red LED<\/li>\n<li><strong>Supply Voltage:<\/strong> 10\u201330 V DC<\/li>\n<li><strong>Output:<\/strong> PNP<\/li>\n<li><strong>Switching Mode:<\/strong> Light\/Dark selectable<\/li>\n<li><strong>Protection:<\/strong> IP67<\/li>\n<li><strong>Housing:<\/strong> Industrial-grade plastic<\/li>\n<\/ul>\n<h2>Why Choose SICK WL170-P420?<\/h2>\n<p>The <strong>SICK WL170-P420<\/strong> gives accurate and stable detection in industrial automation systems. It responds quickly and makes installation easy. Engineers choose it because it works reliably for long periods without interruption.<\/p>\n<p>In addition, SICK designs this sensor to handle tough environments. It keeps performance stable even when dust, vibration, or light interference exists.<\/p>\n<p>For more technical details, visit:<br \/>\n<a href=\"https:\/\/www.sick.com\/\" target=\"_blank\" rel=\"nofollow noopener\">SICK Official Website<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The <strong>SICK WL170-P420<\/strong> is a high-performance photoelectric retro-reflective sensor designed for precise object detection in industrial automation systems. Additionally, it ensures stable switching performance, fast response time, and reliable operation in harsh industrial environments.<\/p>\n","protected":false},"featured_media":9653,"comment_status":"closed","ping_status":"closed","template":"","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":"","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-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":"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":""},"mobile":{"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":""}}},"product_brand":[287],"product_cat":[43,268,262,266,265,160],"product_tag":[376,272,129,324,271,368,375],"class_list":{"0":"post-9652","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-sick","7":"product_cat-brands","8":"product_cat-industrial-automation","9":"product_cat-new","10":"product_cat-photoelectric-sensors","11":"product_cat-sensors","12":"product_cat-sick","13":"product_tag-376","14":"product_tag-conveyor-sensor","15":"product_tag-industrial-automation","16":"product_tag-optical-sensor","17":"product_tag-photoelectric-sensor","18":"product_tag-retro-reflective-sensor","19":"product_tag-sick-wl170-p420","20":"desktop-align-center","21":"tablet-align-center","22":"mobile-align-center","24":"first","25":"instock","26":"taxable","27":"shipping-taxable","28":"purchasable","29":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SICK WL170-P420 Photoelectric Sensor - Flash Electric<\/title>\n<meta name=\"description\" content=\"Buy SICK WL170-P420 (6010186) photoelectric retro-reflective sensor for industrial automation. 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