{"product_id":"3r250sb-8s-250v-gas-discharge-tube-gdt-surge-protector-3rb-8s-package-ruilon","title":"3R250SB-8S 250V Gas Discharge Tube (GDT) Surge Protector – 3RB-8S Package | RUILON","description":"\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 [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:fb28836d-5024-410d-a6ea-424568166af4-69\" data-testid=\"conversation-turn-140\" data-scroll-anchor=\"false\" 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=\"1f4abcce-6f68-4df4-aa0b-0178d88c5f6b\" 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=\"108\" data-end=\"532\"\u003eThe \u003cstrong data-start=\"135\" data-end=\"174\"\u003e3R250SB-8S Gas Discharge Tube (GDT)\u003c\/strong\u003e from \u003cstrong data-start=\"180\" data-end=\"190\"\u003eRUILON\u003c\/strong\u003e is a high-reliability ceramic surge protection device designed to safeguard electronic circuits from transient overvoltage events such as lightning strikes and switching surges. Featuring a \u003cstrong data-start=\"381\" data-end=\"411\"\u003e250V DC spark-over voltage\u003c\/strong\u003e, this component provides an optimal balance between fast response and stable protection for medium-voltage applications.\u003c\/p\u003e\n\u003cp data-start=\"534\" data-end=\"945\"\u003eBuilt with advanced gas discharge technology, the 3R250SB-8S delivers \u003cstrong data-start=\"604\" data-end=\"651\"\u003estable impulse spark-over voltage at 1KV\/µs\u003c\/strong\u003e, along with \u003cstrong data-start=\"664\" data-end=\"694\"\u003ehigh insulation resistance\u003c\/strong\u003e and \u003cstrong data-start=\"699\" data-end=\"727\"\u003elow capacitance at 1 MHz\u003c\/strong\u003e, ensuring minimal signal distortion in communication and control lines. Its strong capability to withstand \u003cstrong data-start=\"835\" data-end=\"887\"\u003ehigh impulse discharge current (8\/20µs waveform)\u003c\/strong\u003e ensures efficient surge absorption and long service life.\u003c\/p\u003e\n\u003cp data-start=\"947\" data-end=\"1276\"\u003eCompared to lower voltage GDT variants, the 250V model reduces nuisance triggering while maintaining reliable and fast surge suppression performance, making it suitable for a wide range of electronic systems. The compact \u003cstrong data-start=\"1168\" data-end=\"1186\"\u003e3RB-8S package\u003c\/strong\u003e supports efficient PCB layout and dependable operation in space-constrained applications.\u003c\/p\u003e\n\u003cp data-start=\"1278\" data-end=\"1504\"\u003eThis GDT is widely used in \u003cstrong data-start=\"1305\" data-end=\"1444\"\u003etelecommunications equipment, power supplies, industrial automation systems, signal line protection, and surge protection devices (SPD)\u003c\/strong\u003e, delivering consistent and long-lasting circuit protection.\u003c\/p\u003e\n\u003chr data-start=\"1506\" data-end=\"1509\"\u003e\n\u003cp data-start=\"1511\" data-end=\"1530\"\u003e\u003cstrong data-start=\"1511\" data-end=\"1528\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1531\" data-end=\"1874\"\u003e\n\u003cli data-section-id=\"v2jr8h\" data-start=\"1531\" data-end=\"1583\"\u003e250V DC spark-over voltage for stable protection\u003c\/li\u003e\n\u003cli data-section-id=\"usz1lm\" data-start=\"1584\" data-end=\"1634\"\u003eStable impulse spark-over performance (1KV\/µs)\u003c\/li\u003e\n\u003cli data-section-id=\"e1lj48\" data-start=\"1635\" data-end=\"1686\"\u003eHigh surge current capability (8\/20µs waveform)\u003c\/li\u003e\n\u003cli data-section-id=\"1v56u3e\" data-start=\"1687\" data-end=\"1727\"\u003eLow capacitance for signal integrity\u003c\/li\u003e\n\u003cli data-section-id=\"1ar9mdq\" data-start=\"1728\" data-end=\"1774\"\u003eHigh insulation resistance and reliability\u003c\/li\u003e\n\u003cli data-section-id=\"1yazqep\" data-start=\"1775\" data-end=\"1826\"\u003eCompact 3RB-8S package for efficient PCB design\u003c\/li\u003e\n\u003cli data-section-id=\"vqpqhu\" data-start=\"1827\" data-end=\"1874\"\u003eLong service life with high surge endurance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1876\" data-end=\"1879\"\u003e\n\u003cp data-start=\"1881\" data-end=\"1900\"\u003e\u003cstrong data-start=\"1881\" data-end=\"1898\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1901\" data-end=\"2123\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"cnyvda\" data-start=\"1901\" data-end=\"1937\"\u003eTelecom and networking equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1aibmrf\" data-start=\"1938\" data-end=\"1977\"\u003ePower supply and adapter protection\u003c\/li\u003e\n\u003cli data-section-id=\"xwcxty\" data-start=\"1978\" data-end=\"2011\"\u003eIndustrial automation systems\u003c\/li\u003e\n\u003cli data-section-id=\"1ywh1kw\" data-start=\"2012\" data-end=\"2047\"\u003eSignal and data line protection\u003c\/li\u003e\n\u003cli data-section-id=\"7vkfio\" data-start=\"2048\" data-end=\"2082\"\u003eSurge protection devices (SPD)\u003c\/li\u003e\n\u003cli data-section-id=\"1tu7i0c\" data-start=\"2083\" data-end=\"2123\" data-is-last-node=\"\"\u003eConsumer and communication electronics\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","brand":"RUILON","offers":[{"title":"Default Title","offer_id":43771960197185,"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\/3r250sb-8s-250v-gas-discharge-tube-gdt-surge-protector-3rb-8s-package-ruilon","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}