{"product_id":"wt4-2p431s18-sick-clear-material-photoelectric-proximity-sensor-pnp","title":"WT4-2P431S18 | SICK Clear Material Photoelectric Proximity Sensor, PNP","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"117\" data-end=\"413\"\u003eThe SICK WT4-2P431S18 is a photoelectric proximity sensor engineered for reliable detection of transparent and clear materials. This sensor uses visible red light with a PNP switching output to deliver accurate sensing within short-range applications. Designed for compact automation setups, it supports precise detection where conventional sensors may struggle.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 100%; height: 313.501px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eSICK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eIndustrial Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eWT4-2P431S18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003ePhotoelectric Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003ePhotoelectric Proximity Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eSensing Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003e5 mm to 35 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eSwitching Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003ePNP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eOperation Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eLight-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eLight Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eVisible Red Light\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eSpecial Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eClear Material Detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eCable with 4-pin M12 Male Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003e100 mm Pigtail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eOperating Principle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eOptical, Diffuse Proximity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003eTransparent Object Detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.9912%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 65.7895%;\"\u003e0.25 lbs (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eInformation About WT4-2P431S18\u003c\/h4\u003e\n\u003cp\u003eThe WT4-2P431S18 is part of SICK’s WT4 photoelectric sensor series, developed for space-constrained industrial applications. It is optimized for clear material detection, making it suitable for identifying transparent objects such as films, glass, or plastics. The sensor operates using visible red light and supports light-on operation for flexible control logic integration. Its compact housing and integrated M12 pigtail connection allow straightforward installation in tight mechanical environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClear Material Detection Capability: Specifically designed to detect transparent and low-contrast objects.\u003c\/li\u003e\n\u003cli\u003eShort-Range Proximity Sensing: Operates accurately within a 5 mm to 35 mm sensing range.\u003c\/li\u003e\n\u003cli\u003eVisible Red Light Source: Enables precise alignment and stable optical performance.\u003c\/li\u003e\n\u003cli\u003ePNP Switching Output: Compatible with standard PLC and industrial control inputs.\u003c\/li\u003e\n\u003cli\u003eLight-On Operation Mode: Supports defined output behavior for automation logic.\u003c\/li\u003e\n\u003cli\u003eIntegrated M12 Pigtail Connection: Includes a 4-pin M12 male connector with 100 mm cable for easy wiring.\u003c\/li\u003e\n\u003cli\u003eCompact Sensor Design: Ideal for installations with limited mounting space.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe WT4-2P431S18 delivers the reliability and precision required for detecting clear materials in compact industrial automation applications.\u003c\/p\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":49104941613312,"sku":"WT4-2P431S18","price":495.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/s-l960_14f4295d-c75a-4a93-ac7d-78e792cffcc6.webp?v=1785536698","url":"https:\/\/alotechparts.com\/products\/wt4-2p431s18-sick-clear-material-photoelectric-proximity-sensor-pnp","provider":"Alo Tech Solutions","version":"1.0","type":"link"}