{"id":2087,"date":"2026-11-11T09:30:46","date_gmt":"2026-11-11T02:30:46","guid":{"rendered":"https:\/\/www.tmcrack.vn\/vn\/?p=2087"},"modified":"2026-11-11T09:34:02","modified_gmt":"2026-11-11T02:34:02","slug":"cach-chon-tu-rack-6u-42u-dung-nhu-cau-tmc-rack","status":"publish","type":"post","link":"https:\/\/www.tmcrack.vn\/vn\/tin-tuc\/cach-chon-tu-rack-6u-42u-dung-nhu-cau-tmc-rack\/","title":{"rendered":"C\u00e1ch ch\u1ecdn t\u1ee7 rack 6U\u201342U \u0111\u00fang nhu c\u1ea7u | TMC Rack"},"content":{"rendered":"<p data-lfile-container=\"10f5c004-34fd-4add-ade3-e732e50309c2\" data-pm-slice=\"1 1 []\"><strong>Ch\u1ecdn t\u1ee7 rack qu\u00e1 nh\u1ecf th\u00ec thi\u1ebft b\u1ecb kh\u00f4ng \u0111\u1ee7 ch\u1ed7, d\u00e2y c\u00e1p r\u1ed1i v\u00e0 n\u00f3ng m\u00e1y. Ch\u1ecdn qu\u00e1 l\u1edbn th\u00ec t\u1ed1n ti\u1ec1n v\u00e0 chi\u1ebfm di\u1ec7n t\u00edch.<\/strong> B\u00e0i vi\u1ebft n\u00e0y gi\u00fap b\u1ea1n hi\u1ec3u \u0111\u01a1n v\u1ecb U, t\u00ednh nhanh s\u1ed1 U c\u1ea7n d\u00f9ng v\u00e0 ch\u1ecdn \u0111\u00fang size t\u1ee7 rack t\u1eeb 6U \u0111\u1ebfn 42U cho v\u0103n ph\u00f2ng, h\u1ec7 th\u1ed1ng camera hay ph\u00f2ng server.<\/p>\n<p>T\u1ee7 rack (c\u00f2n g\u1ecdi l\u00e0 t\u1ee7 m\u1ea1ng, t\u1ee7 server) l\u00e0 n\u01a1i l\u1eafp \u0111\u1eb7t switch, router, \u0111\u1ea7u ghi camera, m\u00e1y ch\u1ee7, b\u1ed9 l\u01b0u \u0111i\u1ec7n UPS v\u00e0 c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng kh\u00e1c. M\u1ed9t chi\u1ebfc t\u1ee7 \u0111\u00fang k\u00edch th\u01b0\u1edbc gi\u00fap h\u1ec7 th\u1ed1ng g\u1ecdn g\u00e0ng, d\u1ec5 b\u1ea3o tr\u00ec v\u00e0 c\u00f2n ch\u1ed7 \u0111\u1ec3 m\u1edf r\u1ed9ng sau n\u00e0y.<\/p>\n<h2><strong>U l\u00e0 g\u00ec? Hi\u1ec3u \u0111\u00fang chu\u1ea9n t\u1ee7 rack 19 inch<\/strong><\/h2>\n<p><strong>1U = 1,75 inch = 44,45 mm.<\/strong> \u0110\u00e2y l\u00e0 \u0111\u01a1n v\u1ecb \u0111o chi\u1ec1u cao kh\u00f4ng gian l\u1eafp thi\u1ebft b\u1ecb b\u00ean trong t\u1ee7 rack. T\u1ee7 20U c\u00f3 20 \u00f4 l\u1eafp, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng kho\u1ea3ng 89 cm chi\u1ec1u cao h\u1eefu d\u1ee5ng; t\u1ee7 42U c\u00f3 kho\u1ea3ng 1,87 m.<\/p>\n<p>L\u01b0u \u00fd: s\u1ed1 U ch\u1ec9 t\u00ednh ph\u1ea7n ray l\u1eafp thi\u1ebft b\u1ecb. Chi\u1ec1u cao th\u1ef1c t\u1ebf c\u1ee7a t\u1ee7 s\u1ebd l\u1edbn h\u01a1n do c\u00f3 n\u00f3c, \u0111\u00e1y v\u00e0 ch\u00e2n \u0111\u1ebf. H\u00e3y \u0111o tr\u1ea7n ho\u1eb7c v\u1ecb tr\u00ed treo t\u01b0\u1eddng tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng.<\/p>\n<p><strong>Chu\u1ea9n 19 inch<\/strong> l\u00e0 b\u1ec1 r\u1ed9ng m\u1eb7t tr\u01b0\u1edbc c\u1ee7a thi\u1ebft b\u1ecb l\u1eafp t\u1ee7 (kho\u1ea3ng 482,6 mm). H\u1ea7u h\u1ebft switch, patch panel, \u0111\u1ea7u ghi camera, m\u00e1y ch\u1ee7 v\u00e0 UPS d\u1ea1ng rack \u0111\u1ec1u theo chu\u1ea9n n\u00e0y, n\u00ean c\u00f3 th\u1ec3 l\u1eafp v\u00e0o m\u1ecdi t\u1ee7 rack 19 inch.<\/p>\n<p>K\u00edch th\u01b0\u1edbc tham kh\u1ea3o c\u1ee7a thi\u1ebft b\u1ecb ph\u1ed5 bi\u1ebfn:<\/p>\n<table>\n<colgroup>\n<col \/>\n<col \/><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">Thi\u1ebft b\u1ecb<\/th>\n<th colspan=\"1\" rowspan=\"1\">Chi\u1ec1u cao th\u01b0\u1eddng g\u1eb7p<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">Patch panel 24\/48 c\u1ed5ng<\/td>\n<td colspan=\"1\" rowspan=\"1\">1U \u2013 2U<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">Switch 24\/48 c\u1ed5ng<\/td>\n<td colspan=\"1\" rowspan=\"1\">1U<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">Thanh qu\u1ea3n l\u00fd c\u00e1p<\/td>\n<td colspan=\"1\" rowspan=\"1\">1U<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\u0110\u1ea7u ghi camera (NVR\/DVR)<\/td>\n<td colspan=\"1\" rowspan=\"1\">1U \u2013 2U<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">M\u00e1y ch\u1ee7 (server)<\/td>\n<td colspan=\"1\" rowspan=\"1\">1U \u2013 4U<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">UPS d\u1ea1ng rack<\/td>\n<td colspan=\"1\" rowspan=\"1\">2U \u2013 3U<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">Khay \u0111\u1ee1 thi\u1ebft b\u1ecb (modem, router nh\u1ecf)<\/td>\n<td colspan=\"1\" rowspan=\"1\">1U \u2013 2U<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>H\u00e3y ki\u1ec3m tra th\u00f4ng s\u1ed1 c\u1ee7a ch\u00ednh thi\u1ebft b\u1ecb b\u1ea1n \u0111ang d\u00f9ng, v\u00ec m\u1ed7i h\u00e3ng c\u00f3 th\u1ec3 kh\u00e1c nhau.<\/p>\n<h2><strong>C\u00e1ch t\u00ednh s\u1ed1 U c\u1ea7n d\u00f9ng trong 3 b\u01b0\u1edbc<\/strong><\/h2>\n<p><strong>C\u00f4ng th\u1ee9c nhanh: S\u1ed1 U c\u1ea7n = T\u1ed5ng U thi\u1ebft b\u1ecb hi\u1ec7n c\u00f3 \u00d7 1,3 \u0111\u1ebfn 1,5, r\u1ed3i l\u00e0m tr\u00f2n l\u00ean size t\u1ee7 g\u1ea7n nh\u1ea5t.<\/strong><\/p>\n<ol>\n<li><strong>Li\u1ec7t k\u00ea thi\u1ebft b\u1ecb s\u1ebd l\u1eafp v\u00e0o t\u1ee7.<\/strong> Ghi l\u1ea1i chi\u1ec1u cao (U) c\u1ee7a t\u1eebng thi\u1ebft b\u1ecb, k\u1ec3 c\u1ea3 patch panel, thanh qu\u1ea3n l\u00fd c\u00e1p v\u00e0 khay \u0111\u1ee1.<\/li>\n<li><strong>C\u1ed9ng th\u00eam 30\u201350% d\u1ef1 ph\u00f2ng.<\/strong> Ph\u1ea7n n\u00e0y d\u00e0nh cho thi\u1ebft b\u1ecb mua th\u00eam sau n\u00e0y v\u00e0 kho\u1ea3ng h\u1edf gi\u00fap t\u1ea3n nhi\u1ec7t.<\/li>\n<li><strong>Ch\u1ecdn size t\u1ee7 g\u1ea7n nh\u1ea5t ph\u00eda tr\u00ean.<\/strong> C\u00e1c size ph\u1ed5 bi\u1ebfn: 6U, 10U, 12U, 20U, 27U, 32U, 42U.<\/li>\n<\/ol>\n<p><strong>V\u00ed d\u1ee5: v\u0103n ph\u00f2ng kho\u1ea3ng 30 ng\u01b0\u1eddi<\/strong><\/p>\n<table style=\"width: 41.8665%; height: 361px;\">\n<colgroup>\n<col \/>\n<col \/>\n<col \/><\/colgroup>\n<tbody>\n<tr style=\"height: 50px;\">\n<th style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">\n<p style=\"text-align: center;\">Thi\u1ebft b\u1ecb<\/p>\n<\/th>\n<th style=\"text-align: center; height: 50px;\" colspan=\"1\" rowspan=\"1\">S\u1ed1 l\u01b0\u1ee3ng<\/th>\n<th style=\"text-align: center; height: 50px;\" colspan=\"1\" rowspan=\"1\">T\u1ed5ng U<\/th>\n<\/tr>\n<tr style=\"height: 50px;\">\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">Patch panel 24 c\u1ed5ng<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">2<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">2U<\/td>\n<\/tr>\n<tr style=\"height: 50px;\">\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">Thanh qu\u1ea3n l\u00fd c\u00e1p<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">2<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">2U<\/td>\n<\/tr>\n<tr style=\"height: 50px;\">\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">Switch 24 c\u1ed5ng<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">2<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">2U<\/td>\n<\/tr>\n<tr style=\"height: 50px;\">\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">Router \/ t\u01b0\u1eddng l\u1eeda<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">1<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">1U<\/td>\n<\/tr>\n<tr style=\"height: 50px;\">\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">\u0110\u1ea7u ghi camera<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">1<\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">1U<\/td>\n<\/tr>\n<tr style=\"height: 11px;\">\n<td style=\"height: 11px;\" colspan=\"1\" rowspan=\"1\">UPS d\u1ea1ng rack<\/td>\n<td style=\"height: 11px;\" colspan=\"1\" rowspan=\"1\">1<\/td>\n<td style=\"height: 11px;\" colspan=\"1\" rowspan=\"1\">2U<\/td>\n<\/tr>\n<tr style=\"height: 50px;\">\n<td style=\"text-align: center; height: 50px;\" colspan=\"1\" rowspan=\"1\"><strong>T\u1ed5ng<\/strong><\/td>\n<td style=\"text-align: center; height: 50px;\" colspan=\"1\" rowspan=\"1\"><\/td>\n<td style=\"height: 50px;\" colspan=\"1\" rowspan=\"1\">\n<p style=\"text-align: center;\"><strong>10U<\/strong><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>10U \u00d7 1,3\u20131,5 = 13\u201315U. Size g\u1ea7n nh\u1ea5t ph\u00eda tr\u00ean l\u00e0 <strong>t\u1ee7 rack 20U<\/strong>: \u0111\u1ee7 ch\u1ed7 hi\u1ec7n t\u1ea1i v\u00e0 c\u00f2n kho\u1ea3ng 5 \u00f4 \u0111\u1ec3 m\u1edf r\u1ed9ng.<\/p>\n<h2>B\u1ea3ng ch\u1ecdn size t\u1ee7 rack t\u1eeb 6U \u0111\u1ebfn 42U theo nhu c\u1ea7u<\/h2>\n<p><strong>Nh\u00ecn c\u1ed9t &#8220;Ph\u00f9 h\u1ee3p v\u1edbi&#8221; \u0111\u1ec3 t\u00ecm size g\u1ea7n \u0111\u00fang nh\u1ea5t, sau \u0111\u00f3 ki\u1ec3m tra l\u1ea1i b\u1eb1ng c\u00e1ch t\u00ednh U \u1edf tr\u00ean.<\/strong><\/p>\n<table>\n<colgroup>\n<col \/>\n<col \/>\n<col \/>\n<col \/>\n<col \/><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">Size t\u1ee7<\/th>\n<th colspan=\"1\" rowspan=\"1\">Chi\u1ec1u cao l\u1eafp thi\u1ebft b\u1ecb<\/th>\n<th colspan=\"1\" rowspan=\"1\">Ki\u1ec3u l\u1eafp<\/th>\n<th colspan=\"1\" rowspan=\"1\">Ph\u00f9 h\u1ee3p v\u1edbi<\/th>\n<th colspan=\"1\" rowspan=\"1\">Thi\u1ebft b\u1ecb \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">T\u1ee7 rack 6U<\/td>\n<td colspan=\"1\" rowspan=\"1\">~27 cm<\/td>\n<td colspan=\"1\" rowspan=\"1\">Treo t\u01b0\u1eddng<\/td>\n<td colspan=\"1\" rowspan=\"1\">V\u0103n ph\u00f2ng nh\u1ecf, h\u1ed9 kinh doanh<\/td>\n<td colspan=\"1\" rowspan=\"1\">1 switch, 1 patch panel, modem<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">T\u1ee7 rack 10U<\/td>\n<td colspan=\"1\" rowspan=\"1\">~44 cm<\/td>\n<td colspan=\"1\" rowspan=\"1\">Treo t\u01b0\u1eddng<\/td>\n<td colspan=\"1\" rowspan=\"1\">H\u1ec7 th\u1ed1ng camera, c\u1eeda h\u00e0ng<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u0110\u1ea7u ghi camera, switch PoE, UPS nh\u1ecf<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">T\u1ee7 rack 12U<\/td>\n<td colspan=\"1\" rowspan=\"1\">~53 cm<\/td>\n<td colspan=\"1\" rowspan=\"1\">Treo t\u01b0\u1eddng \/ ngo\u00e0i tr\u1eddi<\/td>\n<td colspan=\"1\" rowspan=\"1\">Chi nh\u00e1nh, c\u00f4ng tr\u00ecnh, l\u1eafp ngo\u00e0i tr\u1eddi<\/td>\n<td colspan=\"1\" rowspan=\"1\">Switch, \u0111\u1ea7u ghi, thi\u1ebft b\u1ecb quang<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">T\u1ee7 rack 20U<\/td>\n<td colspan=\"1\" rowspan=\"1\">~89 cm<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u0110\u1ee9ng s\u00e0n<\/td>\n<td colspan=\"1\" rowspan=\"1\">V\u0103n ph\u00f2ng 20\u201350 ng\u01b0\u1eddi<\/td>\n<td colspan=\"1\" rowspan=\"1\">2\u20133 switch, router, \u0111\u1ea7u ghi, UPS<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">T\u1ee7 rack 27U<\/td>\n<td colspan=\"1\" rowspan=\"1\">~120 cm<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u0110\u1ee9ng s\u00e0n<\/td>\n<td colspan=\"1\" rowspan=\"1\">V\u0103n ph\u00f2ng v\u1eeba, nhi\u1ec1u thi\u1ebft b\u1ecb<\/td>\n<td colspan=\"1\" rowspan=\"1\">Switch, 1\u20132 m\u00e1y ch\u1ee7, UPS, NAS<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">T\u1ee7 rack 32U<\/td>\n<td colspan=\"1\" rowspan=\"1\">~142 cm<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u0110\u1ee9ng s\u00e0n<\/td>\n<td colspan=\"1\" rowspan=\"1\">Ph\u00f2ng m\u00e1y doanh nghi\u1ec7p<\/td>\n<td colspan=\"1\" rowspan=\"1\">Nhi\u1ec1u switch, m\u00e1y ch\u1ee7, t\u1ee7 l\u01b0u tr\u1eef<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">T\u1ee7 rack 42U<\/td>\n<td colspan=\"1\" rowspan=\"1\">~187 cm<\/td>\n<td colspan=\"1\" rowspan=\"1\">\u0110\u1ee9ng s\u00e0n<\/td>\n<td colspan=\"1\" rowspan=\"1\">Ph\u00f2ng server, data center<\/td>\n<td colspan=\"1\" rowspan=\"1\">H\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7, l\u01b0u tr\u1eef, m\u1ea1ng l\u00f5i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Chi\u1ec1u cao trong b\u1ea3ng l\u00e0 kh\u00f4ng gian l\u1eafp thi\u1ebft b\u1ecb (s\u1ed1 U \u00d7 44,45 mm), ch\u01b0a g\u1ed3m n\u00f3c v\u00e0 ch\u00e2n t\u1ee7.<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-2088 aligncenter\" src=\"https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-Bang-chon-size-1200\u00d7800@1x-300x200.png\" alt=\"C\u00e1ch ch\u1ecdn t\u1ee7 rack \u0111\u00fang size t\u1eeb 6U \u0111\u1ebfn 42U\" width=\"362\" height=\"241\" srcset=\"https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-Bang-chon-size-1200\u00d7800@1x-300x200.png 300w, https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-Bang-chon-size-1200\u00d7800@1x-1024x683.png 1024w, https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-Bang-chon-size-1200\u00d7800@1x-768x512.png 768w, https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-Bang-chon-size-1200\u00d7800@1x-600x400.png 600w, https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-Bang-chon-size-1200\u00d7800@1x.png 1200w\" sizes=\"(max-width: 362px) 100vw, 362px\" \/><\/p>\n<h2><strong>5 y\u1ebfu t\u1ed1 c\u1ea7n xem ngo\u00e0i s\u1ed1 U<\/strong><\/h2>\n<p><strong>C\u00f9ng s\u1ed1 U nh\u01b0ng sai chi\u1ec1u s\u00e2u ho\u1eb7c sai ki\u1ec3u l\u1eafp th\u00ec t\u1ee7 v\u1eabn kh\u00f4ng d\u00f9ng \u0111\u01b0\u1ee3c.<\/strong> Ki\u1ec3m tra th\u00eam 5 \u0111i\u1ec3m sau tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng.<\/p>\n<h3><strong>1. Chi\u1ec1u s\u00e2u t\u1ee7<\/strong><\/h3>\n<p>Chi\u1ec1u s\u00e2u t\u1ee7 ph\u1ea3i l\u1edbn h\u01a1n thi\u1ebft b\u1ecb s\u00e2u nh\u1ea5t, c\u1ed9ng th\u00eam kho\u1ea3ng tr\u1ed1ng ph\u00eda sau \u0111\u1ec3 \u0111i d\u00e2y ngu\u1ed3n v\u00e0 c\u00e1p m\u1ea1ng. Switch v\u00e0 \u0111\u1ea7u ghi camera th\u01b0\u1eddng n\u00f4ng, nh\u01b0ng m\u00e1y ch\u1ee7 v\u00e0 UPS d\u1ea1ng rack th\u01b0\u1eddng s\u00e2u h\u01a1n nhi\u1ec1u. N\u1ebfu c\u00f3 m\u00e1y ch\u1ee7, h\u00e3y \u0111o thi\u1ebft b\u1ecb tr\u01b0\u1edbc r\u1ed3i m\u1edbi ch\u1ecdn chi\u1ec1u s\u00e2u t\u1ee7.<\/p>\n<h3><strong>2. Treo t\u01b0\u1eddng hay \u0111\u1ee9ng s\u00e0n<\/strong><\/h3>\n<p>T\u1ee7 nh\u1ecf (6U\u201312U) th\u01b0\u1eddng treo t\u01b0\u1eddng \u0111\u1ec3 ti\u1ebft ki\u1ec7m di\u1ec7n t\u00edch. T\u01b0\u1eddng ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ed5ng t\u1ea3i c\u1ee7a t\u1ee7 v\u00e0 thi\u1ebft b\u1ecb; v\u00e1ch th\u1ea1ch cao kh\u00f4ng ph\u00f9 h\u1ee3p. T\u1eeb 20U tr\u1edf l\u00ean n\u00ean d\u00f9ng t\u1ee7 \u0111\u1ee9ng s\u00e0n.<\/p>\n<h3><strong>3. Trong nh\u00e0 hay ngo\u00e0i tr\u1eddi<\/strong><\/h3>\n<p>L\u1eafp ngo\u00e0i tr\u1eddi (b\u00e3i xe, nh\u00e0 x\u01b0\u1edfng, c\u00f4ng tr\u00ecnh, c\u1ed9t camera) c\u1ea7n t\u1ee7 rack ngo\u00e0i tr\u1eddi chuy\u00ean d\u1ee5ng: v\u1ecf k\u00edn ch\u1ed1ng n\u01b0\u1edbc m\u01b0a, ch\u1ed1ng b\u1ee5i, s\u01a1n ch\u1ed1ng g\u1ec9 v\u00e0 c\u00f3 kh\u00f3a an to\u00e0n. T\u1ee7 trong nh\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u00f4i tr\u01b0\u1eddng n\u00e0y.<\/p>\n<h3><strong>4. T\u1ea3n nhi\u1ec7t<\/strong><\/h3>\n<p>Thi\u1ebft b\u1ecb ch\u1ea1y 24\/7 sinh nhi\u1ec7t li\u00ean t\u1ee5c. T\u1ee7 n\u00ean c\u00f3 c\u1eeda l\u01b0\u1edbi ho\u1eb7c khe tho\u00e1ng v\u00e0 v\u1ecb tr\u00ed l\u1eafp qu\u1ea1t. V\u1edbi t\u1ee7 nhi\u1ec1u thi\u1ebft b\u1ecb ho\u1eb7c c\u00f3 m\u00e1y ch\u1ee7, n\u00ean l\u1eafp th\u00eam qu\u1ea1t t\u1ea3n nhi\u1ec7t v\u00e0 \u0111\u1eb7t t\u1ee7 n\u01a1i th\u00f4ng tho\u00e1ng.<\/p>\n<h3><strong>5. Ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m<\/strong><\/h3>\n<p>L\u00ean danh s\u00e1ch ph\u1ee5 ki\u1ec7n c\u00f9ng l\u00fac v\u1edbi t\u1ee7 \u0111\u1ec3 l\u1eafp m\u1ed9t l\u1ea7n cho xong:<\/p>\n<ul>\n<li>Thanh ngu\u1ed3n (PDU) \u0111\u1ec3 c\u1ea5p \u0111i\u1ec7n cho thi\u1ebft b\u1ecb<\/li>\n<li>Khay \u0111\u1ee1 cho thi\u1ebft b\u1ecb kh\u00f4ng c\u00f3 tai b\u1eaft rack (modem, router nh\u1ecf)<\/li>\n<li>Thanh qu\u1ea3n l\u00fd c\u00e1p gi\u00fap d\u00e2y g\u1ecdn g\u00e0ng<\/li>\n<li>Qu\u1ea1t t\u1ea3n nhi\u1ec7t<\/li>\n<li>\u1ed0c, \u0111ai \u1ed1c v\u00e0 b\u00e1nh xe ho\u1eb7c ch\u00e2n t\u0103ng ch\u1ec9nh (t\u1ee7 \u0111\u1ee9ng s\u00e0n)<\/li>\n<\/ul>\n<h2><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n<h3><strong>1U l\u00e0 bao nhi\u00eau cm?<\/strong><\/h3>\n<p>1U b\u1eb1ng 4,445 cm (1,75 inch). V\u00ed d\u1ee5, t\u1ee7 rack 42U c\u00f3 kho\u1ea3ng 187 cm kh\u00f4ng gian l\u1eafp thi\u1ebft b\u1ecb.<\/p>\n<h3><img decoding=\"async\" loading=\"lazy\" class=\"alignnone  wp-image-2089\" src=\"https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-1U-la-bao-nhieu-cm-1200\u00d7800@1x-300x200.png\" alt=\"1U b\u1eb1ng 44,45 mm tr\u00ean t\u1ee7 rack chu\u1ea9n 19 inch\" width=\"404\" height=\"269\" srcset=\"https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-1U-la-bao-nhieu-cm-1200\u00d7800@1x-300x200.png 300w, https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-1U-la-bao-nhieu-cm-1200\u00d7800@1x-1024x683.png 1024w, https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-1U-la-bao-nhieu-cm-1200\u00d7800@1x-768x512.png 768w, https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-1U-la-bao-nhieu-cm-1200\u00d7800@1x-600x400.png 600w, https:\/\/www.tmcrack.vn\/vn\/wp-content\/uploads\/2026\/11\/Hinh-bai-viet-\u2013-1U-la-bao-nhieu-cm-1200\u00d7800@1x.png 1200w\" sizes=\"(max-width: 404px) 100vw, 404px\" \/><\/h3>\n<h3><strong>V\u0103n ph\u00f2ng nh\u1ecf n\u00ean d\u00f9ng t\u1ee7 rack bao nhi\u00eau U?\u00a0<\/strong><\/h3>\n<p>V\u0103n ph\u00f2ng d\u01b0\u1edbi 15 ng\u01b0\u1eddi v\u1edbi 1 switch, 1 patch panel v\u00e0 modem th\u01b0\u1eddng ch\u1ec9 c\u1ea7n t\u1ee7 rack 6U ho\u1eb7c 10U treo t\u01b0\u1eddng. N\u1ebfu c\u00f3 th\u00eam \u0111\u1ea7u ghi camera v\u00e0 UPS, h\u00e3y ch\u1ecdn 10U ho\u1eb7c 12U.<\/p>\n<h3><strong>L\u1eafp camera n\u00ean ch\u1ecdn t\u1ee7 rack n\u00e0o?<\/strong><\/h3>\n<p>H\u1ec7 th\u1ed1ng camera c\u1ee7a c\u1eeda h\u00e0ng, nh\u00e0 ri\u00eang ho\u1eb7c v\u0103n ph\u00f2ng th\u01b0\u1eddng d\u00f9ng t\u1ee7 10U\u201312U \u0111\u1ec3 ch\u1ee9a \u0111\u1ea7u ghi, switch PoE v\u00e0 UPS. N\u1ebfu \u0111\u1eb7t thi\u1ebft b\u1ecb ngo\u00e0i tr\u1eddi, h\u00e3y d\u00f9ng t\u1ee7 rack ngo\u00e0i tr\u1eddi.<\/p>\n<h3><strong>T\u1ee7 m\u1ea1ng, t\u1ee7 server v\u00e0 t\u1ee7 rack c\u00f3 kh\u00e1c nhau kh\u00f4ng?<\/strong><\/h3>\n<p>\u0110\u00e2y l\u00e0 c\u00e1c c\u00e1ch g\u1ecdi kh\u00e1c nhau c\u1ee7a c\u00f9ng m\u1ed9t lo\u1ea1i t\u1ee7 chu\u1ea9n 19 inch. &#8220;T\u1ee7 server&#8221; th\u01b0\u1eddng d\u00f9ng cho t\u1ee7 l\u1edbn, s\u00e2u, ch\u1ee9a m\u00e1y ch\u1ee7; &#8220;t\u1ee7 m\u1ea1ng&#8221; th\u01b0\u1eddng ch\u1ec9 t\u1ee7 nh\u1ecf ch\u1ee9a switch v\u00e0 patch panel.<\/p>\n<h3><strong>C\u00f3 n\u00ean mua t\u1ee7 l\u1edbn h\u01a1n nhu c\u1ea7u hi\u1ec7n t\u1ea1i?<\/strong><\/h3>\n<p>C\u00f3, n\u00ean d\u01b0 kho\u1ea3ng 30\u201350% s\u1ed1 U. Thay t\u1ee7 sau n\u00e0y t\u1ed1n chi ph\u00ed v\u00e0 ph\u1ea3i ng\u1eaft h\u1ec7 th\u1ed1ng \u0111\u1ec3 chuy\u1ec3n thi\u1ebft b\u1ecb, n\u00ean d\u1ef1 ph\u00f2ng ngay t\u1eeb \u0111\u1ea7u th\u01b0\u1eddng ti\u1ebft ki\u1ec7m h\u01a1n.<\/p>\n<h2><strong>Ch\u01b0a ch\u1eafc ch\u1ecdn size n\u00e0o? \u0110\u1ec3 TMC Rack t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed<\/strong><\/h2>\n<p><strong>Ch\u1ecdn \u0111\u00fang t\u1ee7 rack ch\u1ec9 c\u1ea7n 3 vi\u1ec7c: \u0111\u1ebfm s\u1ed1 U thi\u1ebft b\u1ecb, c\u1ed9ng 30\u201350% d\u1ef1 ph\u00f2ng v\u00e0 ki\u1ec3m tra chi\u1ec1u s\u00e2u, ki\u1ec3u l\u1eafp, m\u00f4i tr\u01b0\u1eddng \u0111\u1eb7t t\u1ee7.<\/strong><\/p>\n<p><strong>TMC Rack<\/strong> cung c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 t\u1ee7 rack chu\u1ea9n 19 inch t\u1eeb 6U \u0111\u1ebfn 42U: t\u1ee7 treo t\u01b0\u1eddng, t\u1ee7 \u0111\u1ee9ng s\u00e0n, t\u1ee7 ngo\u00e0i tr\u1eddi v\u00e0 ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m, \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n ISO v\u00e0 TIA.<\/p>\n<p>G\u1eedi cho ch\u00fang t\u00f4i danh s\u00e1ch thi\u1ebft b\u1ecb v\u00e0 v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t, k\u1ef9 thu\u1eadt TMC Rack s\u1ebd \u0111\u1ec1 xu\u1ea5t size t\u1ee7 ph\u00f9 h\u1ee3p v\u00e0 b\u00e1o gi\u00e1 nhanh. Li\u00ean h\u1ec7 qua hotline ho\u1eb7c Zalo hi\u1ec3n th\u1ecb tr\u00ean website.<\/p>\n<p><strong>\u0110\u1ecba ch\u1ec9:<\/strong> 736\/184 L\u00ea \u0110\u1ee9c Th\u1ecd, G\u00f2 V\u1ea5p, TP.HCM<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ch\u1ecdn t\u1ee7 rack qu\u00e1 nh\u1ecf th\u00ec thi\u1ebft b\u1ecb kh\u00f4ng \u0111\u1ee7 ch\u1ed7, d\u00e2y c\u00e1p r\u1ed1i v\u00e0 n\u00f3ng m\u00e1y. Ch\u1ecdn qu\u00e1 l\u1edbn th\u00ec t\u1ed1n ti\u1ec1n v\u00e0 chi\u1ebfm di\u1ec7n t\u00edch. B\u00e0i vi\u1ebft n\u00e0y gi\u00fap b\u1ea1n hi\u1ec3u \u0111\u01a1n v\u1ecb U, t\u00ednh nhanh s\u1ed1 U c\u1ea7n d\u00f9ng v\u00e0 ch\u1ecdn \u0111\u00fang size t\u1ee7 rack t\u1eeb 6U \u0111\u1ebfn 42U cho v\u0103n ph\u00f2ng, [&#8230;]\n","protected":false},"author":8,"featured_media":2088,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[244],"tags":[289,245],"_links":{"self":[{"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/posts\/2087"}],"collection":[{"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/comments?post=2087"}],"version-history":[{"count":4,"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/posts\/2087\/revisions"}],"predecessor-version":[{"id":2094,"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/posts\/2087\/revisions\/2094"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/media\/2088"}],"wp:attachment":[{"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/media?parent=2087"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/categories?post=2087"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tmcrack.vn\/vn\/wp-json\/wp\/v2\/tags?post=2087"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}