{"id":48188,"date":"2026-04-09T12:54:24","date_gmt":"2026-04-09T10:54:24","guid":{"rendered":"https:\/\/nowycisco.polsoft.pl\/produkt\/cisco-sfp-h25g-cu4m-25gbase-cu-sfp28-cable-4m\/"},"modified":"2026-04-27T10:03:48","modified_gmt":"2026-04-27T08:03:48","slug":"cisco-sfp-h25g-cu4m-25gbase-cu-sfp28-cable-4m","status":"publish","type":"product","link":"https:\/\/sklep.polsoft.pl\/cisco\/produkt\/cisco-sfp-h25g-cu4m-25gbase-cu-sfp28-cable-4m\/","title":{"rendered":"Cisco SFP-H25G-CU4M= – Kabel SFP28 DAC 25GBASE-CU, 4 metry"},"content":{"rendered":"
\n

Cisco SFP-H25G-CU4M= – Kabel SFP28 DAC 25GBASE-CU, 4 metry<\/h2>\n

Kabel Cisco SFP-H25G-CU4M= to pasywne rozwi\u0105zanie Direct Attach Copper (DAC) w formacie SFP28. Jest przeznaczony do realizacji po\u0142\u0105cze\u0144 25 Gigabit Ethernet na kr\u00f3tkich dystansach. Ten 4-metrowy kabel miedziany umo\u017cliwia bezpo\u015brednie \u0142\u0105czenie urz\u0105dze\u0144 sieciowych Cisco, takich jak prze\u0142\u0105czniki i serwery, wyposa\u017conych w porty SFP28. Zapewnia efektywn\u0105 transmisj\u0119 danych przy niskim zu\u017cyciu energii.<\/p>\n

\n

Specyfikacja i mo\u017cliwo\u015bci<\/h3>\n
    \n
  • Typ<\/strong> – SFP28 Direct Attach Copper (DAC)<\/li>\n
  • Pr\u0119dko\u015b\u0107<\/strong> – 25 Gigabit Ethernet (25 Gbps)<\/li>\n
  • Medium<\/strong> – Pasywny kabel miedziany (Copper DAC)<\/li>\n
  • Zasi\u0119g<\/strong> – 4 metry<\/li>\n
  • Z\u0142\u0105cze<\/strong> – SFP28 (na obu ko\u0144cach)<\/li>\n
  • D\u0142ugo\u015b\u0107 fali<\/strong> – Nie dotyczy (kabel miedziany)<\/li>\n
  • Kompatybilno\u015b\u0107<\/strong> – Urz\u0105dzenia Cisco z portami SFP28<\/li>\n
  • DOM\/DDM<\/strong> – Nie dotyczy (pasywny kabel miedziany)<\/li>\n<\/ul>\n<\/div>\n
    \n

    Zastosowania<\/h3>\n
      \n
    • Po\u0142\u0105czenia wewn\u0105trz szaf<\/strong> – \u0141\u0105czenie prze\u0142\u0105cznik\u00f3w i serwer\u00f3w w tej samej szafie rackowej.<\/li>\n
    • Centra danych<\/strong> – Kr\u00f3tkodystansowe po\u0142\u0105czenia mi\u0119dzy urz\u0105dzeniami w centrach danych.<\/li>\n
    • Niskie op\u00f3\u017anienia<\/strong> – Bezpo\u015brednie po\u0142\u0105czenie miedziane dla minimalnych op\u00f3\u017anie\u0144 transmisji.<\/li>\n
    • Energooszcz\u0119dno\u015b\u0107<\/strong> – Pasywna konstrukcja nie wymaga zasilania, redukuj\u0105c zu\u017cycie energii.<\/li>\n<\/ul>\n<\/div>\n
      \n

      Parametry techniczne<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
      Parametr<\/th>\nWarto\u015b\u0107<\/th>\n<\/tr>\n<\/thead>\n
      Typ produktu<\/td>\nKabel Direct Attach Copper (DAC)<\/td>\n<\/tr>\n
      Form factor<\/td>\nSFP28<\/td>\n<\/tr>\n
      Standard<\/td>\n25GBASE-CU<\/td>\n<\/tr>\n
      D\u0142ugo\u015b\u0107 kabla<\/td>\n4 metry<\/td>\n<\/tr>\n
      Typ kabla<\/td>\nPasywny, miedziany<\/td>\n<\/tr>\n
      Pr\u0119dko\u015b\u0107 transmisji danych<\/td>\n25 Gbps<\/td>\n<\/tr>\n
      Z\u0142\u0105cza<\/td>\nSFP28 na obu ko\u0144cach<\/td>\n<\/tr>\n
      Kompatybilno\u015b\u0107<\/td>\nUrz\u0105dzenia Cisco z portami SFP28<\/td>\n<\/tr>\n
      Hot-swappable<\/td>\nTak (modu\u0142y SFP28)<\/td>\n<\/tr>\n
      Pob\u00f3r mocy<\/td>\nNiskie (pasywny)<\/td>\n<\/tr>\n
      Kraj pochodzenia<\/td>\nJaponia (JP)<\/td>\n<\/tr>\n
      Kod taryfy celnej<\/td>\n8544421000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
      \n

      FAQ<\/h3>\n
      \n

      Do czego s\u0142u\u017cy kabel Cisco SFP-H25G-CU4M=?<\/h4>\n

      Kabel Cisco SFP-H25G-CU4M= to 4-metrowy pasywny kabel Direct Attach Copper (DAC) SFP28, przeznaczony do realizacji po\u0142\u0105cze\u0144 25 Gigabit Ethernet na kr\u00f3tkich dystansach, g\u0142\u00f3wnie wewn\u0105trz szaf serwerowych i centr\u00f3w danych.<\/p>\n<\/div>\n

      \n

      Jakie urz\u0105dzenia s\u0105 kompatybilne z tym kablem?<\/h4>\n

      Kabel jest kompatybilny z urz\u0105dzeniami sieciowymi Cisco, takimi jak prze\u0142\u0105czniki i serwery, kt\u00f3re posiadaj\u0105 porty SFP28.<\/p>\n<\/div>\n

      \n

      Czy ten kabel wymaga zewn\u0119trznego zasilania?<\/h4>\n

      Nie, Cisco SFP-H25G-CU4M= to pasywny kabel DAC, co oznacza, \u017ce nie wymaga zewn\u0119trznego zasilania i charakteryzuje si\u0119 niskim zu\u017cyciem energii.<\/p>\n<\/div>\n

      \n

      Jaka jest maksymalna pr\u0119dko\u015b\u0107 transmisji danych tego kabla?<\/h4>\n

      Kabel Cisco SFP-H25G-CU4M= obs\u0142uguje pr\u0119dko\u015b\u0107 transmisji danych do 25 Gigabit Ethernet (25 Gbps).<\/p>\n<\/div>\n

      \n

      Czym r\u00f3\u017cni si\u0119 kabel DAC od modu\u0142u optycznego?<\/h4>\n

      Kabel DAC (Direct Attach Copper) to zintegrowany kabel miedziany z wbudowanymi z\u0142\u0105czami, przeznaczony do kr\u00f3tkich dystans\u00f3w. Modu\u0142 optyczny to transceiver, kt\u00f3ry wymaga oddzielnego kabla \u015bwiat\u0142owodowego i jest u\u017cywany do d\u0142u\u017cszych po\u0142\u0105cze\u0144.<\/p>\n<\/div>\n<\/div>\n

      Opis wygenerowany na podstawie danych Cisco i dystrybutor\u00f3w. Zweryfikuj specyfikacj\u0119 na cisco.com.<\/small><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

      Kabel Cisco SFP-H25G-CU4M= to pasywny kabel Direct Attach Copper (DAC) SFP28, zaprojektowany do obs\u0142ugi po\u0142\u0105cze\u0144 25 Gigabit Ethernet. Oferuje d\u0142ugo\u015b\u0107 4 metr\u00f3w i jest przeznaczony do bezpo\u015bredniego \u0142\u0105czenia urz\u0105dze\u0144 sieciowych Cisco wyposa\u017conych w porty SFP28, minimalizuj\u0105c op\u00f3\u017anienia i zu\u017cycie energii w \u015brodowiskach centr\u00f3w danych oraz wewn\u0105trz szaf serwerowych.<\/p>\n","protected":false},"featured_media":48187,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[124],"product_cat":[182],"product_tag":[],"class_list":{"0":"post-48188","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-cisco","7":"product_cat-moduy-sfp-i-sfp","8":"desktop-align-left","9":"tablet-align-left","10":"mobile-align-left","12":"first","13":"instock","14":"taxable","15":"shipping-taxable","16":"purchasable","17":"product-type-simple"},"yoast_head":"\nCisco SFP-H25G-CU4M= 25GBASE-CU SFP28 DAC Cable 4M<\/title>\n<meta name=\"description\" content=\"Cisco SFP-H25G-CU4M= to pasywny kabel DAC SFP28 o d\u0142ugo\u015bci 4 metr\u00f3w, przeznaczony do po\u0142\u0105cze\u0144 25 Gigabit Ethernet. 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