{"id":16284,"date":"2026-07-31T13:09:43","date_gmt":"2026-07-31T05:09:43","guid":{"rendered":"https:\/\/www.wehopower.com\/?post_type=news&#038;p=16284"},"modified":"2026-08-03T10:45:55","modified_gmt":"2026-08-03T02:45:55","slug":"shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application","status":"publish","type":"news","link":"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/","title":{"rendered":"Shielded vs Unshielded Inductive Proximity Sensors: Which One Fits Your Application?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Sommario<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Attiva\/disattiva Sommario\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Attiva\/disattiva<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Introduction\" >Introduzione<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#What_Is_a_Shielded_Inductive_Proximity_Sensor\" >What Is a Shielded Inductive Proximity Sensor?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#What_Is_an_Unshielded_Inductive_Proximity_Sensor\" >What Is an Unshielded Inductive Proximity Sensor?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Shielded_vs_Unshielded_Inductive_Proximity_Sensors_Key_Differences\" >Shielded vs Unshielded Inductive Proximity Sensors: Key Differences<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Sensing_Distance_Comparison\" >Sensing Distance Comparison<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Mounting_Flexibility\" >Mounting Flexibility<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Resistance_to_Surrounding_Metal_Interference\" >Resistance to Surrounding Metal Interference<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Cost_and_Availability\" >Cost and Availability<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Typical_Structural_Design_Differences\" >Typical Structural Design Differences<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Shielded_vs_Unshielded_Which_Sensor_Fits_Your_Application\" >Shielded vs Unshielded: Which Sensor Fits Your Application?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#FAQs\" >Domande frequenti<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#What_is_the_difference_between_shielded_and_unshielded_inductive_proximity_sensors\" >What is the difference between shielded and unshielded inductive proximity sensors?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Which_inductive_proximity_sensor_has_a_longer_sensing_distance\" >Which inductive proximity sensor has a longer sensing distance?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Can_shielded_sensors_be_mounted_flush_with_metal\" >Can shielded sensors be mounted flush with metal?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Are_unshielded_sensors_better_than_shielded_sensors\" >Are unshielded sensors better than shielded sensors?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/#Conclusion\" >Conclusione<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>Introduzione<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Choosing between a <\/span><strong><span class=\"\">shielded inductive proximity sensor<\/span><\/strong><span class=\"\"> and an <\/span><strong><span class=\"\">unshielded inductive proximity sensor<\/span><\/strong><span class=\"\"> is a fundamental decision in automation design. This guide explains the key differences in construction, sensing distance, and mounting flexibility to help you select the right sensor for your application.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_a_Shielded_Inductive_Proximity_Sensor\"><\/span><span class=\"\">What Is a Shielded <a href=\"https:\/\/www.wehopower.com\/it\/products\/\" target=\"_blank\" rel=\"noopener\">Inductive Proximity Sensor<\/a>?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">A <\/span><strong><span class=\"\">shielded inductive proximity sensor<\/span><\/strong><span class=\"\"> (also called flush-mountable or embeddable) has a ferrite core that directs the sensor&#8217;s magnetic field to radiate only from the detection face <\/span><span class=\"\">. A metal shield surrounds the coil, containing the magnetic field and preventing it from radiating sideways or backward.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">This design allows the sensor to be mounted completely flush with surrounding metal without affecting performance <\/span><span class=\"\">. The sensor&#8217;s threads extend all the way to the sensing face, creating a uniform cylindrical profile <\/span><span class=\"\">.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">The main trade-off is that shielding reduces the sensing distance compared to unshielded designs of the same size. For example, an M18 shielded sensor might detect at 5mm, while an unshielded version detects at 8mm.<\/span><\/p>\n<figure id=\"attachment_6970\" aria-describedby=\"caption-attachment-6970\" style=\"width: 800px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.wehopower.com\/it\/products\/\" target=\"_blank\" rel=\"noopener\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-6970 size-full\" title=\"LJA18 Long Cylindrical Inductive Proximity Switch 8\" src=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2024\/08\/LJA18-Long-Cylindrical-Inductive-Proximity-Switch-8.png?quality=85&strip=all\" alt=\"LJA18 Long Cylindrical Inductive Proximity Switch 8\" width=\"800\" height=\"800\" srcset=\"https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2024\/08\/LJA18-Long-Cylindrical-Inductive-Proximity-Switch-8.png?quality=85&strip=all 800w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2024\/08\/LJA18-Long-Cylindrical-Inductive-Proximity-Switch-8-300x300.png?quality=85&strip=all 300w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2024\/08\/LJA18-Long-Cylindrical-Inductive-Proximity-Switch-8-500x500.png?quality=85&strip=all 500w, https:\/\/i1.wp.com\/www.wehopower.com\/wp-content\/uploads\/2024\/08\/LJA18-Long-Cylindrical-Inductive-Proximity-Switch-8-768x768.png?quality=85&strip=all 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/a><figcaption id=\"caption-attachment-6970\" class=\"wp-caption-text\">LJA18 Long Cylindrical Inductive Proximity Switch 8<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_an_Unshielded_Inductive_Proximity_Sensor\"><\/span><span class=\"\">What Is an Unshielded Inductive Proximity Sensor?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">UN <\/span><strong><span class=\"\">unshielded inductive proximity sensor<\/span><\/strong><span class=\"\"> (non-flush-mountable) has no metal housing surrounding the coil area <\/span><span class=\"\">. Instead, the coil is left exposed, with only a plastic cap covering the sensing face. This creates a distinctive appearance where the end of the sensor extends beyond the threaded barrel <\/span><span class=\"\">.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">The absence of shielding allows the magnetic field to radiate in a larger, more rounded pattern. This results in a longer sensing distance\u2014typically 1.5 to 2 times that of a shielded sensor of the same diameter.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">However, the unshielded design requires a metal-free zone around the sensor. If mounted in or near metal, the sensor may false-trigger or experience reduced sensing distance <\/span><span class=\"\">.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Shielded_vs_Unshielded_Inductive_Proximity_Sensors_Key_Differences\"><\/span><span class=\"\">Shielded vs Unshielded Inductive Proximity Sensors: Key Differences<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Sensing_Distance_Comparison\"><\/span><span class=\"\">Sensing Distance Comparison<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Unshielded sensors provide significantly longer sensing distances because the magnetic field can expand freely without containment <\/span><span class=\"\">.<\/span><\/p>\n<div class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9 _5ac647c\">\n<table>\n<thead>\n<tr>\n<th><span class=\"\">Caratteristica<\/span><\/th>\n<th><span class=\"\">Shielded (Flush)<\/span><\/th>\n<th><span class=\"\">Unshielded (Non-Flush)<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong><span class=\"\">Typical Sn (M18)<\/span><\/strong><\/td>\n<td><span class=\"\">5mm<\/span><\/td>\n<td><span class=\"\">8mm<\/span><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">Typical Sn (M30)<\/span><\/strong><\/td>\n<td><span class=\"\">10mm<\/span><\/td>\n<td><span class=\"\">15mm<\/span><\/td>\n<\/tr>\n<tr>\n<td><strong><span class=\"\">Relative Distance<\/span><\/strong><\/td>\n<td><span class=\"\">Shorter<\/span><\/td>\n<td><span class=\"\">1.5\u20132x longer<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">When maximum detection range is required, unshielded sensors are preferable. The reference inductance value of an unshielded sensor is also superior (0.893 \u03bcH) compared to shielded sensors (0.845 \u03bcH) <\/span><span class=\"\">, contributing to the longer sensing distance.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mounting_Flexibility\"><\/span><span class=\"\">Mounting Flexibility<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Shielded sensors<\/span><\/strong><span class=\"\"> can be embedded flush in metal mounting fixtures. They are ideal for applications where space is tight or the sensor must be countersunk into machinery.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Unshielded sensors<\/span><\/strong><span class=\"\"> require a metal-free zone around the sensing face <\/span><span class=\"\">. The metal-free area must extend in every direction, with a depth clearance of at least two times the sensor&#8217;s rated detection distance <\/span><span class=\"\">. The distance from opposing metal surfaces must be no closer than three times the rated nominal sensing distance <\/span><span class=\"\">.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">For unshielded sensors, adjacent sensors must also be spaced further apart to prevent mutual interference\u2014typically 3 times the sensor diameter for unshielded vs 2 times for shielded <\/span><span class=\"\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Resistance_to_Surrounding_Metal_Interference\"><\/span><span class=\"\">Resistance to Surrounding Metal Interference<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Shielded sensors<\/span><\/strong><span class=\"\"> offer excellent resistance to interference from surrounding metal. The ferrite core and metal shield contain the magnetic field, preventing false triggers from nearby metallic objects.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Unshielded sensors<\/span><\/strong><span class=\"\"> are more susceptible to surrounding metals because the magnetic field extends sideways and backward <\/span><span class=\"\">. Mounting them incorrectly can lead to false detection or reduced sensing distances. Some programmable sensors can be configured to reject side metal, but this typically reduces the effective sensing range <\/span><span class=\"\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cost_and_Availability\"><\/span><span class=\"\">Cost and Availability<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Shielded sensors are generally more common and available in a wider variety of sizes. Unshielded sensors may cost slightly more due to lower production volumes, though the price difference is often minimal for standard sizes.<\/span><\/p>\n<div class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9 _5ac647c\">\n<table>\n<thead>\n<tr>\n<th><span class=\"\">Sensor Size<\/span><\/th>\n<th><span class=\"\">Shielded Detection Distance<\/span><\/th>\n<th><span class=\"\">Unshielded Detection Distance<\/span><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span class=\"\">M8<\/span><\/td>\n<td><span class=\"\">1.5\u20132mm<\/span><\/td>\n<td><span class=\"\">2\u20134mm<\/span><\/td>\n<\/tr>\n<tr>\n<td><span class=\"\">M12<\/span><\/td>\n<td><span class=\"\">2\u20134mm<\/span><\/td>\n<td><span class=\"\">4\u20138mm<\/span><\/td>\n<\/tr>\n<tr>\n<td><span class=\"\">M18<\/span><\/td>\n<td><span class=\"\">5\u20138mm<\/span><\/td>\n<td><span class=\"\">8\u201316mm<\/span><\/td>\n<\/tr>\n<tr>\n<td><span class=\"\">M30<\/span><\/td>\n<td><span class=\"\">10\u201315mm<\/span><\/td>\n<td><span class=\"\">15\u201330mm<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"Typical_Structural_Design_Differences\"><\/span><span class=\"\">Typical Structural Design Differences<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Shielded sensors<\/span><\/strong><span class=\"\">: Threads extend to the sensing face; the housing fully covers the coil; flush, uniform profile<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Unshielded sensors<\/span><\/strong><span class=\"\">: Plastic cap extends past the threaded barrel; the housing is &#8220;peeled back&#8221; leaving the coil exposed; distinctive non-uniform profile <\/span><\/p>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Shielded_vs_Unshielded_Which_Sensor_Fits_Your_Application\"><\/span><span class=\"\">Shielded vs Unshielded: Which Sensor Fits Your Application?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Choose a shielded sensor when:<\/span><\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">The sensor must be mounted flush with metal surfaces<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Space constraints require embedment<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Multiple sensors are mounted close together<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">The application involves metal panels or fixtures around the sensor<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Maximum sensing distance is not critical<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Choose an unshielded sensor when:<\/span><\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Maximum possible sensing distance is required<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">The sensor can be mounted with a clear metal-free zone<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Detection of smaller targets or non-ferrous metals requires extra range<\/span><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">The sensor will not be surrounded by metal in the installation<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">For applications detecting aluminum, brass, or stainless steel, the longer sensing range of unshielded sensors helps compensate for material correction factors. Stainless steel reduces sensing distance to approximately 80% of mild steel, while aluminum and brass may reduce it to only 50% <\/span><span class=\"\">.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><span class=\"\">Domande frequenti<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"What_is_the_difference_between_shielded_and_unshielded_inductive_proximity_sensors\"><\/span><span class=\"\">What is the difference between shielded and unshielded inductive proximity sensors?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Shielded sensors can be mounted flush with metal and have a shorter sensing distance. Unshielded sensors provide longer detection range but require a metal-free zone around the sensing face <\/span><span class=\"\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Which_inductive_proximity_sensor_has_a_longer_sensing_distance\"><\/span><span class=\"\">Which inductive proximity sensor has a longer sensing distance?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Unshielded sensors have a longer sensing distance\u2014typically 1.5 to 2 times that of a shielded sensor of the same diameter <\/span><span class=\"\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Can_shielded_sensors_be_mounted_flush_with_metal\"><\/span><span class=\"\">Can shielded sensors be mounted flush with metal?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Yes. Shielded sensors are designed specifically for flush mounting in metal without affecting performance <\/span><span class=\"\">.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Are_unshielded_sensors_better_than_shielded_sensors\"><\/span><span class=\"\">Are unshielded sensors better than shielded sensors?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">Neither is universally better. Unshielded sensors offer longer range but require careful mounting. Shielded sensors provide mounting flexibility and greater resistance to interference <\/span><span class=\"\">.<\/span><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><span class=\"\">Conclusione<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"ds-markdown-paragraph\"><span class=\"\">The choice between shielded and unshielded sensors depends on your application&#8217;s mounting constraints and distance requirements. Shielded sensors offer flush mounting capability and interference resistance, while unshielded sensors provide longer detection range at the cost of installation complexity. Evaluate your metal target, available mounting space, and required sensing distance before making a selection.<\/span><\/p>\n<p class=\"ds-markdown-paragraph\"><strong><span class=\"\">Need help selecting the right sensor?<\/span><\/strong><span class=\"\"> Explore the WEHO ELEC range of inductive proximity sensors at <\/span><a href=\"https:\/\/www.wehopower.com\/it\/\" target=\"_blank\" rel=\"noopener noreferrer\"><span class=\"\">https:\/\/www.wehopower.com<\/span><\/a><span class=\"\"> and contact our technical support team for expert guidance on your application.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction Choosing between a shielded inductive proximity sensor and an unshielded inductive proximity sensor is a fundamental decision in automation design. This guide explains the key differences in construction, sensing distance, and mounting flexibility to help you select the right sensor for your application. &nbsp; What Is a Shielded Inductive Proximity Sensor? A shielded inductive&hellip; <a class=\"more-link\" href=\"https:\/\/www.wehopower.com\/it\/news\/shielded-vs-unshielded-inductive-proximity-sensors-which-one-fits-your-application\/\">Continua a leggere <span class=\"screen-reader-text\">Shielded vs Unshielded Inductive Proximity Sensors: Which One Fits Your Application?<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":16311,"parent":0,"menu_order":129,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_joinchat":[],"footnotes":""},"news_category":[149,148],"class_list":["post-16284","news","type-news","status-publish","format-standard","has-post-thumbnail","hentry","news_category-blog","news_category-industry-news","entry"],"acf":[],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/news\/16284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/news"}],"about":[{"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/types\/news"}],"author":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/comments?post=16284"}],"version-history":[{"count":3,"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/news\/16284\/revisions"}],"predecessor-version":[{"id":16312,"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/news\/16284\/revisions\/16312"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/media\/16311"}],"wp:attachment":[{"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/media?parent=16284"}],"wp:term":[{"taxonomy":"news_category","embeddable":true,"href":"https:\/\/www.wehopower.com\/it\/wp-json\/wp\/v2\/news_category?post=16284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}