{"product_id":"2r400sk-8-smd-gas-discharge-tube-400v-high-surge-current-gdt-protector-smd-series-ruilon","title":"2R400SK-8 SMD Gas Discharge Tube 400V High Surge Current GDT Protector SMD Series | RUILON","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:f0131fe8-6aa8-44ac-b4ab-ec0c55cf7f9c-12\" data-testid=\"conversation-turn-26\" data-scroll-anchor=\"true\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"6a16cab8-8094-4584-ae81-a1a55340e566\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"157\" data-end=\"660\"\u003eThe \u003cstrong data-start=\"161\" data-end=\"203\"\u003e2R400SK-8 SMD Gas Discharge Tube (GDT)\u003c\/strong\u003e from \u003cstrong data-start=\"209\" data-end=\"219\"\u003eRUILON\u003c\/strong\u003e is a high-voltage surge protection component engineered to safeguard sensitive electronic systems from transient overvoltage events such as lightning strikes, switching surges, and induced electrical disturbances. Built with advanced ceramic gas discharge technology, this device ensures rapid transition from a high-resistance state to a low-impedance conduction mode, effectively diverting high-energy surges away from critical circuitry.\u003c\/p\u003e\n\u003cp data-start=\"662\" data-end=\"1013\"\u003eFeaturing a \u003cstrong data-start=\"674\" data-end=\"726\"\u003enominal spark-over voltage of approximately 400V\u003c\/strong\u003e, the 2R400SK-8 is ideal for applications requiring elevated voltage protection levels compared to lower-rated GDT devices. It offers \u003cstrong data-start=\"860\" data-end=\"890\"\u003ehigh insulation resistance\u003c\/strong\u003e and \u003cstrong data-start=\"895\" data-end=\"920\"\u003eultra-low capacitance\u003c\/strong\u003e, ensuring minimal impact on signal integrity in high-frequency communication and data lines.\u003c\/p\u003e\n\u003cp data-start=\"1015\" data-end=\"1313\"\u003eDesigned for durability and consistent performance, the device supports \u003cstrong data-start=\"1087\" data-end=\"1151\"\u003ehigh impulse discharge current capability (8\/20 µs waveform)\u003c\/strong\u003e and withstands repetitive surge events without degradation. Its stable glow and arc voltage characteristics enhance reliability in harsh electrical environments.\u003c\/p\u003e\n\u003cp data-start=\"1315\" data-end=\"1658\"\u003eThe compact \u003cstrong data-start=\"1327\" data-end=\"1349\"\u003eSMD package design\u003c\/strong\u003e allows seamless integration into modern PCB layouts while supporting automated SMT assembly processes. Compared to lower voltage variants, the 2R400SK-8 delivers enhanced surge handling capability and long-term reliability, making it an excellent choice for industrial, telecom, and power protection systems.\u003c\/p\u003e\n\u003chr data-start=\"1660\" data-end=\"1663\"\u003e\n\u003ch2 data-section-id=\"10od2gs\" data-start=\"1665\" data-end=\"1690\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1668\" data-end=\"1690\"\u003eKey Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1691\" data-end=\"2069\"\u003e\n\u003cli data-section-id=\"14n8bnj\" data-start=\"1691\" data-end=\"1717\"\u003ePart Number: 2R400SK-8\u003c\/li\u003e\n\u003cli data-section-id=\"y2mrd\" data-start=\"1718\" data-end=\"1760\"\u003eType: Ceramic Gas Discharge Tube (GDT)\u003c\/li\u003e\n\u003cli data-section-id=\"ss6rc9\" data-start=\"1761\" data-end=\"1784\"\u003ePackage: SMD Series\u003c\/li\u003e\n\u003cli data-section-id=\"mcntzm\" data-start=\"1785\" data-end=\"1822\"\u003eNominal Spark-over Voltage: ~400V\u003c\/li\u003e\n\u003cli data-section-id=\"z1bh7o\" data-start=\"1823\" data-end=\"1870\"\u003eImpulse Discharge Current: 8\/20 µs waveform\u003c\/li\u003e\n\u003cli data-section-id=\"1kf2y9b\" data-start=\"1871\" data-end=\"1902\"\u003eInsulation Resistance: High\u003c\/li\u003e\n\u003cli data-section-id=\"wrj132\" data-start=\"1903\" data-end=\"1938\"\u003eCapacitance: Ultra-low (@1 MHz)\u003c\/li\u003e\n\u003cli data-section-id=\"1bjl6p9\" data-start=\"1939\" data-end=\"1962\"\u003eArc Voltage: Stable\u003c\/li\u003e\n\u003cli data-section-id=\"11du4hz\" data-start=\"1963\" data-end=\"2007\"\u003eGlow Voltage: Controlled characteristics\u003c\/li\u003e\n\u003cli data-section-id=\"8tc0dy\" data-start=\"2008\" data-end=\"2069\"\u003eService Life: Long lifespan under repetitive surge stress\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2071\" data-end=\"2074\"\u003e\n\u003ch2 data-section-id=\"1j5qwet\" data-start=\"2076\" data-end=\"2095\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2079\" data-end=\"2095\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2096\" data-end=\"2505\"\u003e\n\u003cli data-section-id=\"n7zm98\" data-start=\"2096\" data-end=\"2140\"\u003eHigh-voltage surge protection capability\u003c\/li\u003e\n\u003cli data-section-id=\"dh9aun\" data-start=\"2141\" data-end=\"2190\"\u003eFast response to transient overvoltage events\u003c\/li\u003e\n\u003cli data-section-id=\"y8p571\" data-start=\"2191\" data-end=\"2248\"\u003eUltra-low capacitance for high-speed signal integrity\u003c\/li\u003e\n\u003cli data-section-id=\"wk0f3m\" data-start=\"2249\" data-end=\"2302\"\u003eHigh insulation resistance for reliable isolation\u003c\/li\u003e\n\u003cli data-section-id=\"1urvlfc\" data-start=\"2303\" data-end=\"2357\"\u003eCompact SMD footprint for space-saving PCB layouts\u003c\/li\u003e\n\u003cli data-section-id=\"16wdwas\" data-start=\"2358\" data-end=\"2406\"\u003eExcellent surge current handling performance\u003c\/li\u003e\n\u003cli data-section-id=\"6u0iha\" data-start=\"2407\" data-end=\"2460\"\u003eLong operational life with consistent reliability\u003c\/li\u003e\n\u003cli data-section-id=\"dy7xa6\" data-start=\"2461\" data-end=\"2505\"\u003eSuitable for automated SMT manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2507\" data-end=\"2510\"\u003e\n\u003ch2 data-section-id=\"k0zlak\" data-start=\"2512\" data-end=\"2531\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2515\" data-end=\"2531\"\u003eApplications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2532\" data-end=\"2821\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"cnyvda\" data-start=\"2532\" data-end=\"2568\"\u003eTelecom and networking equipment\u003c\/li\u003e\n\u003cli data-section-id=\"lvx3t6\" data-start=\"2569\" data-end=\"2614\"\u003eIndustrial automation and control systems\u003c\/li\u003e\n\u003cli data-section-id=\"jfh1c8\" data-start=\"2615\" data-end=\"2657\"\u003ePower supply and AC\/DC line protection\u003c\/li\u003e\n\u003cli data-section-id=\"20bcky\" data-start=\"2658\" data-end=\"2697\"\u003eConsumer electronics and appliances\u003c\/li\u003e\n\u003cli data-section-id=\"18shwv3\" data-start=\"2698\" data-end=\"2733\"\u003eSmart grid and metering systems\u003c\/li\u003e\n\u003cli data-section-id=\"12207sw\" data-start=\"2734\" data-end=\"2769\"\u003eData and signal line protection\u003c\/li\u003e\n\u003cli data-section-id=\"p7zusm\" data-start=\"2770\" data-end=\"2821\" data-is-last-node=\"\"\u003eLightning and transient surge suppression systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"RUILON","offers":[{"title":"Default Title","offer_id":43781681741889,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/VARISTOR-01.png?v=1756461410","url":"https:\/\/hext.in\/products\/2r400sk-8-smd-gas-discharge-tube-400v-high-surge-current-gdt-protector-smd-series-ruilon","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}