{"product_id":"2r420tb-8-420v-gas-discharge-tube-2rb-5-package-ruilon","title":"2R420TB-8 420V Gas Discharge Tube – 2RB-5 Package | RUILON","description":"\u003cp data-start=\"84\" data-end=\"517\"\u003eThe \u003cstrong data-start=\"111\" data-end=\"149\"\u003e2R420TB-8 Gas Discharge Tube (GDT)\u003c\/strong\u003e from \u003cstrong data-start=\"155\" data-end=\"165\"\u003eRUILON\u003c\/strong\u003e is a high-performance ceramic surge protection device designed to safeguard electronic circuits from high-energy transient overvoltage events such as lightning strikes, switching surges, and electrostatic discharge (ESD). Built with advanced gas discharge technology, it ensures fast response and stable long-term protection in demanding environments.\u003c\/p\u003e\n\u003cp data-start=\"519\" data-end=\"1037\"\u003eWith a \u003cstrong data-start=\"526\" data-end=\"559\"\u003eDC spark-over voltage of 420V\u003c\/strong\u003e, this component is optimized for medium to high-voltage applications, providing a strong protection threshold that minimizes false triggering while maintaining effective surge suppression capability. Compared to lower-voltage GDT variants, it offers improved operational stability under harsh electrical conditions. The device supports high \u003cstrong data-start=\"901\" data-end=\"939\"\u003eimpulse discharge current (8\/20µs)\u003c\/strong\u003e and delivers excellent \u003cstrong data-start=\"963\" data-end=\"1006\"\u003eimpulse spark-over performance (1kV\/µs)\u003c\/strong\u003e for reliable surge protection.\u003c\/p\u003e\n\u003cp data-start=\"1039\" data-end=\"1352\"\u003eThe device features \u003cstrong data-start=\"1059\" data-end=\"1087\"\u003elow capacitance at 1 MHz\u003c\/strong\u003e, preserving signal integrity in high-speed communication systems, while \u003cstrong data-start=\"1160\" data-end=\"1190\"\u003ehigh insulation resistance\u003c\/strong\u003e minimizes leakage current and improves efficiency. Stable \u003cstrong data-start=\"1249\" data-end=\"1297\"\u003eglow voltage and arc voltage characteristics\u003c\/strong\u003e ensure consistent operation and extended service life.\u003c\/p\u003e\n\u003cp data-start=\"1354\" data-end=\"1681\"\u003eEncased in a compact \u003cstrong data-start=\"1375\" data-end=\"1392\"\u003e2RB-5 package\u003c\/strong\u003e, the 2R420TB-8 allows easy integration into space-constrained PCB designs. It is widely used in \u003cstrong data-start=\"1489\" data-end=\"1608\"\u003etelecommunications equipment, power supplies, industrial automation systems, smart meters, and consumer electronics\u003c\/strong\u003e, delivering dependable surge protection and enhanced system reliability.\u003c\/p\u003e\n\u003chr data-start=\"1683\" data-end=\"1686\"\u003e\n\u003cp data-start=\"1688\" data-end=\"1707\"\u003e\u003cstrong data-start=\"1688\" data-end=\"1705\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1708\" data-end=\"2070\"\u003e\n\u003cli data-section-id=\"14zbu2d\" data-start=\"1708\" data-end=\"1738\"\u003e420V DC Spark-Over Voltage\u003c\/li\u003e\n\u003cli data-section-id=\"p54ggi\" data-start=\"1739\" data-end=\"1793\"\u003eHigh impulse discharge current capability (8\/20µs)\u003c\/li\u003e\n\u003cli data-section-id=\"dh9aun\" data-start=\"1794\" data-end=\"1843\"\u003eFast response to transient overvoltage events\u003c\/li\u003e\n\u003cli data-section-id=\"k27bm\" data-start=\"1844\" data-end=\"1897\"\u003eLow capacitance for signal integrity preservation\u003c\/li\u003e\n\u003cli data-section-id=\"oj5ydm\" data-start=\"1898\" data-end=\"1953\"\u003eHigh insulation resistance with low leakage current\u003c\/li\u003e\n\u003cli data-section-id=\"s3y341\" data-start=\"1954\" data-end=\"2001\"\u003eStable glow and arc voltage characteristics\u003c\/li\u003e\n\u003cli data-section-id=\"10hmw0c\" data-start=\"2002\" data-end=\"2044\"\u003eLong service life and high reliability\u003c\/li\u003e\n\u003cli data-section-id=\"1wb3y9b\" data-start=\"2045\" data-end=\"2070\"\u003eCompact 2RB-5 package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2072\" data-end=\"2075\"\u003e\n\u003cp data-start=\"2077\" data-end=\"2096\"\u003e\u003cstrong data-start=\"2077\" data-end=\"2094\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2097\" data-end=\"2360\"\u003e\n\u003cli data-section-id=\"1p9gxbi\" data-start=\"2097\" data-end=\"2150\"\u003eTelecommunications and data communication systems\u003c\/li\u003e\n\u003cli data-section-id=\"1fhop7y\" data-start=\"2151\" data-end=\"2193\"\u003ePower supply and high-voltage circuits\u003c\/li\u003e\n\u003cli data-section-id=\"k7606u\" data-start=\"2194\" data-end=\"2241\"\u003eIndustrial automation and control equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1751ez9\" data-start=\"2242\" data-end=\"2281\"\u003eSmart meters and smart grid systems\u003c\/li\u003e\n\u003cli data-section-id=\"yxopth\" data-start=\"2282\" data-end=\"2322\"\u003eConsumer electronics and IoT devices\u003c\/li\u003e\n\u003cli data-section-id=\"9jjubo\" data-start=\"2323\" data-end=\"2360\"\u003eSecurity and surveillance systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RUILON","offers":[{"title":"Default Title","offer_id":43768894554177,"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\/2r420tb-8-420v-gas-discharge-tube-2rb-5-package-ruilon","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}