{"product_id":"milesight-ws503-lorawan-smart-wall-switch-3-gang","title":"Milesight WS503 – LoRaWAN Smart Wall Switch (3-Gang)","description":"\u003ch3 data-section-id=\"qk7aax\" data-start=\"122\" data-end=\"196\"\u003eSmart LoRaWAN® Wall Switch for Advanced Lighting \u0026amp; Building Automation\u003c\/h3\u003e\n\u003cp data-start=\"198\" data-end=\"650\"\u003eThe \u003cstrong data-start=\"202\" data-end=\"221\"\u003eMilesight WS503\u003c\/strong\u003e is an intelligent \u003cstrong data-start=\"240\" data-end=\"270\"\u003eLoRaWAN® smart wall switch\u003c\/strong\u003e designed for the local and remote control of lighting systems and electrical appliances in smart homes, offices, hotels and commercial buildings. As part of the Milesight WS50x Series, the WS503 provides three independent switch channels, enabling flexible control of multiple lighting circuits or electrical loads from a single wall switch. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"652\" data-end=\"1027\"\u003eThe WS503 can directly replace traditional wall switches while adding \u003cstrong data-start=\"722\" data-end=\"756\"\u003eLoRaWAN® wireless connectivity\u003c\/strong\u003e, remote management, automation capabilities and real-time energy monitoring. Users can control connected devices locally through the wall switch buttons or remotely through LoRaWAN® networks, cloud platforms and mobile applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1029\" data-end=\"1366\"\u003eIn addition to switching functionality, the WS503 supports \u003cstrong data-start=\"1088\" data-end=\"1170\"\u003evoltage, current, active power, power factor and energy consumption monitoring\u003c\/strong\u003e, helping improve energy efficiency and reduce operational costs. Built-in overload protection ensures safe operation and protects connected electrical loads. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1368\" data-end=\"1703\"\u003eThe device also supports \u003cstrong data-start=\"1393\" data-end=\"1443\"\u003eMilesight D2D (Device-to-Device) communication\u003c\/strong\u003e, enabling direct wireless interaction between Milesight devices without requiring a LoRaWAN® gateway. NFC configuration allows fast deployment and simple device management through the Milesight ToolBox mobile application. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1705\" data-end=\"1907\"\u003eWith elegant design, industrial reliability and long-range wireless connectivity, the WS503 is ideal for professional smart building and energy management projects. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1909\" data-end=\"1912\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"1914\" data-end=\"1929\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"1931\" data-end=\"2357\"\u003e✔ LoRaWAN® Smart Wall Switch\u003cbr data-start=\"1959\" data-end=\"1962\"\u003e✔ 3-Gang Wall Switch Design\u003cbr data-start=\"1989\" data-end=\"1992\"\u003e✔ Local \u0026amp; Remote ON\/OFF Control\u003cbr data-start=\"2023\" data-end=\"2026\"\u003e✔ Real-Time Power Consumption Monitoring\u003cbr data-start=\"2066\" data-end=\"2069\"\u003e✔ Voltage, Current \u0026amp; Energy Measurement\u003cbr data-start=\"2108\" data-end=\"2111\"\u003e✔ Built-in Overload Protection\u003cbr data-start=\"2141\" data-end=\"2144\"\u003e✔ Milesight D2D Communication\u003cbr data-start=\"2173\" data-end=\"2176\"\u003e✔ NFC Configuration via Smartphone\u003cbr data-start=\"2210\" data-end=\"2213\"\u003e✔ LoRaWAN® Class C Operation\u003cbr data-start=\"2241\" data-end=\"2244\"\u003e✔ Compatible with Milesight IoT Cloud\u003cbr data-start=\"2281\" data-end=\"2284\"\u003e✔ Elegant Modern Design\u003cbr data-start=\"2307\" data-end=\"2310\"\u003e✔ Ideal for Smart Buildings \u0026amp; Energy Management\u003c\/p\u003e\n\u003chr data-start=\"2359\" data-end=\"2362\"\u003e\n\u003ch2 data-section-id=\"fng2hd\" data-start=\"2364\" data-end=\"2389\"\u003eTypical Specifications\u003c\/h2\u003e\n\u003cp data-start=\"2391\" data-end=\"2701\"\u003e• LoRaWAN® Class C\u003cbr data-start=\"2409\" data-end=\"2412\"\u003e• 3-Gang Smart Wall Switch\u003cbr data-start=\"2438\" data-end=\"2441\"\u003e• Input Voltage: 100 ~ 250 VAC\u003cbr data-start=\"2471\" data-end=\"2474\"\u003e• Maximum Load: Up to 1000W per Gang\u003cbr data-start=\"2510\" data-end=\"2513\"\u003e• Current Monitoring\u003cbr data-start=\"2533\" data-end=\"2536\"\u003e• Voltage Monitoring\u003cbr data-start=\"2556\" data-end=\"2559\"\u003e• Active Power Measurement\u003cbr data-start=\"2585\" data-end=\"2588\"\u003e• Energy Consumption Measurement (kWh)\u003cbr data-start=\"2626\" data-end=\"2629\"\u003e• NFC Configuration\u003cbr data-start=\"2648\" data-end=\"2651\"\u003e• Milesight D2D Support\u003cbr data-start=\"2674\" data-end=\"2677\"\u003e• IP20 Protection Rating\u003c\/p\u003e\n\u003chr data-start=\"2703\" data-end=\"2706\"\u003e\n\u003ch2 data-section-id=\"mu966k\" data-start=\"2708\" data-end=\"2723\"\u003eApplications\u003c\/h2\u003e\n\u003cp data-start=\"2725\" data-end=\"2858\"\u003eSmart Homes\u003cbr data-start=\"2736\" data-end=\"2739\"\u003eSmart Offices\u003cbr data-start=\"2752\" data-end=\"2755\"\u003eHotels\u003cbr data-start=\"2761\" data-end=\"2764\"\u003eMuseums\u003cbr data-start=\"2771\" data-end=\"2774\"\u003eBuilding Automation\u003cbr data-start=\"2793\" data-end=\"2796\"\u003eEnergy Monitoring\u003cbr data-start=\"2813\" data-end=\"2816\"\u003eLighting Automation\u003cbr data-start=\"2835\" data-end=\"2838\"\u003eCommercial Buildings\u003c\/p\u003e\n\u003chr data-start=\"2860\" data-end=\"2863\"\u003e\n\u003ch2 data-section-id=\"6hv2og\" data-start=\"2865\" data-end=\"2884\"\u003ePackage Includes\u003c\/h2\u003e\n\u003cp data-start=\"2886\" data-end=\"2985\"\u003e✔ 1 × Milesight WS503 Smart Wall Switch\u003cbr data-start=\"2925\" data-end=\"2928\"\u003e✔ Mounting Screws\u003cbr data-start=\"2945\" data-end=\"2948\"\u003e✔ Quick Start Guide\u003cbr data-start=\"2967\" data-end=\"2970\"\u003e✔ Warranty Card\u003c\/p\u003e\n\u003cp data-start=\"2987\" data-end=\"3026\"\u003e━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\u003c\/p\u003e\n\u003ch2 data-end=\"2269\" data-start=\"2244\"\u003eProduct Downloads :\u003c\/h2\u003e\n\u003cp data-end=\"2269\" data-start=\"2244\"\u003e📑 \u003cspan style=\"text-decoration: underline; color: rgb(43, 0, 255);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(43, 0, 255); text-decoration: underline;\" title=\"Milesight WS502 LoRaWAN® Wall Switch\" href=\"https:\/\/resource.milesight.com\/milesight\/iot\/document\/ws50x-datasheet-en.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"2269\" data-start=\"2244\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e📘 \u003c\/span\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003c\/span\u003e\u003cspan style=\"text-decoration: underline; color: rgb(43, 0, 255);\"\u003e\u003ca rel=\"noopener\" style=\"color: rgb(43, 0, 255); text-decoration: underline;\" title=\"Milesight WS502 LoRaWAN® Wall Switch\" href=\"https:\/\/resource.milesight.com\/milesight\/iot\/document\/ws50x-user-guide-en.pdf\" target=\"_blank\"\u003eUser Manual\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"2242\" data-start=\"2239\"\u003e\n\u003ch2 data-end=\"2269\" data-start=\"2244\"\u003eProduct Video\u003c\/h2\u003e\n\u003cp\u003e\u003ciframe width=\"1903\" height=\"750\" src=\"https:\/\/www.youtube.com\/embed\/EyJbRjYgugg\" title=\"LoRaWAN Wall Switch Milesight WS50x Product Videography\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Milesight","offers":[{"title":"Default Title","offer_id":53084594045264,"sku":"WS503-868M PN:2W-W11-EU","price":118.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/0489\/4032\/files\/Clipboard_05-29-2026_04.webp?v=1780048099","url":"https:\/\/invibitshop.com\/products\/milesight-ws503-lorawan-smart-wall-switch-3-gang","provider":"InviBIT Shop","version":"1.0","type":"link"}