{"product_id":"smd3216-400n-gas-discharge-tubes-smd3216-package-ruilon","title":"SMD3216-400N Gas Discharge Tubes – SMD3216 Package | 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-69d89685-1718-8321-be10-ac2f9828aa34-1\" data-testid=\"conversation-turn-30\" 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=\"374027de-d565-4a96-907d-7d18b19ac0a6\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" 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=\"65\" data-end=\"524\"\u003eThe SMD3216-400N Gas Discharge Tube (GDT) from RUILON is a high-voltage surge protection device designed to safeguard electronic systems from lightning-induced surges, transient overvoltage, and high-energy electrical disturbances. With a nominal DC spark-over voltage of 400V (tested at 100V\/µs), it provides fast and reliable triggering performance, ensuring efficient diversion of surge energy away from sensitive circuit components.\u003c\/p\u003e\n\u003cp data-start=\"526\" data-end=\"1003\"\u003eManufactured using advanced ceramic gas discharge technology, the SMD3216-400N delivers stable impulse spark-over characteristics (1kV\/µs), high insulation resistance, and ultra-low capacitance at 1 MHz, making it highly suitable for high-speed communication and signal lines where signal integrity is critical. Its strong impulse discharge current capability (8\/20µs waveform) and excellent impulse withstanding voltage ensure long-term durability under repeated surge events.\u003c\/p\u003e\n\u003cp data-start=\"1005\" data-end=\"1386\"\u003eCompared to lower voltage GDT series, the 400V variant offers significantly higher operating voltage tolerance and improved protection margin, making it ideal for higher-voltage industrial and communication applications. The compact SMD3216 package supports efficient PCB layout, automated surface-mount assembly, and reliable integration into space-constrained electronic designs.\u003c\/p\u003e\n\u003cp data-start=\"1388\" data-end=\"1407\"\u003e\u003cstrong data-start=\"1388\" data-end=\"1405\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1408\" data-end=\"1704\"\u003e\n\u003cli data-section-id=\"l9oun7\" data-start=\"1408\" data-end=\"1449\"\u003eDC Spark-Over Voltage: 400V @ 100V\/µs\u003c\/li\u003e\n\u003cli data-section-id=\"m22lc1\" data-start=\"1450\" data-end=\"1496\"\u003eStable impulse spark-over voltage @ 1kV\/µs\u003c\/li\u003e\n\u003cli data-section-id=\"19jvbjv\" data-start=\"1497\" data-end=\"1539\"\u003eHigh surge current capability (8\/20µs)\u003c\/li\u003e\n\u003cli data-section-id=\"i71dbo\" data-start=\"1540\" data-end=\"1588\"\u003eLow capacitance @ 1 MHz for signal integrity\u003c\/li\u003e\n\u003cli data-section-id=\"1d9sj2t\" data-start=\"1589\" data-end=\"1619\"\u003eHigh insulation resistance\u003c\/li\u003e\n\u003cli data-section-id=\"10hmw0c\" data-start=\"1620\" data-end=\"1662\"\u003eLong service life and high reliability\u003c\/li\u003e\n\u003cli data-section-id=\"6ee670\" data-start=\"1663\" data-end=\"1704\"\u003eCompact SMD3216 surface-mount package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1706\" data-end=\"1725\"\u003e\u003cstrong data-start=\"1706\" data-end=\"1723\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1726\" data-end=\"1957\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"184gwve\" data-start=\"1726\" data-end=\"1766\"\u003eIndustrial power and control systems\u003c\/li\u003e\n\u003cli data-section-id=\"cnyvda\" data-start=\"1767\" data-end=\"1803\"\u003eTelecom and networking equipment\u003c\/li\u003e\n\u003cli data-section-id=\"vupg7q\" data-start=\"1804\" data-end=\"1837\"\u003eSmart grid and energy systems\u003c\/li\u003e\n\u003cli data-section-id=\"1o6i6xf\" data-start=\"1838\" data-end=\"1879\"\u003eCommunication modules and IoT devices\u003c\/li\u003e\n\u003cli data-section-id=\"18yq0w4\" data-start=\"1880\" data-end=\"1915\"\u003eConsumer electronics protection\u003c\/li\u003e\n\u003cli data-section-id=\"1bdn01y\" data-start=\"1916\" data-end=\"1957\" data-is-last-node=\"\"\u003eLightning and surge protection circuits\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":43759661842497,"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\/smd3216-400n-gas-discharge-tubes-smd3216-package-ruilon","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}