{"product_id":"d-link-dem-cb-sfp-plus","title":"D-Link DEM-CB Series 10G SFP+ Direct Attach Cable","description":"\u003cdiv id=\"ace-d-link-dem-cb-sfp-plus-copy\"\u003e\n\u003cstyle\u003e\n#ace-d-link-dem-cb-sfp-plus-copy { font-family: inherit; color: inherit; }\n\/* Reuses the current ACE calculator FAQ disclosure treatment. Scope: this product FAQ only. *\/\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq { --ace-family-ink: #21352b; --ace-family-muted: #5b6961; --ace-family-line: #d3d9d5; --ace-family-soft: #f4f7f4; margin: 24px 0; padding: 0; background: transparent; font-family: inherit; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq details.ace-form-disclosure { margin: 0 0 12px; padding: 0; border: 1px solid var(--ace-family-line); border-radius: 12px; background: #fff; overflow: visible; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq details \u003e summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 56px; margin: 0; padding: 16px 20px; border-radius: 12px; background: var(--ace-family-soft); color: var(--ace-family-ink); font: inherit; font-size: 16px; font-weight: 600; line-height: 1.4; list-style: none; cursor: pointer; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq summary::-webkit-details-marker { display: none; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq summary::marker { content: ''; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq summary::before, #ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq summary::after { content: none; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq details[open] \u003e summary { border-radius: 12px 12px 0 0; border-bottom: 0; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq h3.ace-form-title { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; min-width: 0; margin: 0 !important; padding: 0; color: var(--ace-family-ink); font-family: inherit; font-size: 16px; font-weight: 600; line-height: 1.35; letter-spacing: normal; text-transform: none; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-title-text { display: flex; flex: 1 1 auto; min-width: 0; margin: 0; overflow-wrap: anywhere; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-toggle { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; margin: 0 0 0 auto; padding: 0; color: #55605a; font-size: 12px; line-height: 1.4; font-weight: 500; white-space: nowrap; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq details \u003e summary .ace-form-collapse { display: none; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq details[open] \u003e summary .ace-form-expand { display: none; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq details[open] \u003e summary .ace-form-collapse { display: inline; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-chevron { display: inline-block; width: 8px; height: 8px; margin: 0 2px 4px; border-bottom: 2px solid currentColor; border-right: 2px solid currentColor; transform: rotate(45deg); transition: transform .15s ease; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq details[open] \u003e summary .ace-form-chevron { transform: rotate(225deg); margin-bottom: 0; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-body { margin: 0; padding: 20px; min-width: 0; color: var(--ace-family-ink); font-size: 15px; line-height: 1.65; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-body \u003e p { margin: 0; line-height: 1.65; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq summary:focus-visible { outline: 3px solid #24731a; outline-offset: 3px; }\n@media (max-width: 640px) {\n  #ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq details \u003e summary { padding: 14px 16px; gap: 12px; }\n  #ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq h3.ace-form-title { gap: 12px; }\n  #ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-body { padding: 16px; }\n  #ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-toggle { font-size: 11px; gap: 8px; }\n}\n@media (prefers-reduced-motion: reduce) { #ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-chevron { transition: none; } }\n\n\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq { width:100%; max-width:100%; box-sizing:border-box; }\n#ace-d-link-dem-cb-sfp-plus-copy .ace-article-faq .ace-form-body { border:0; box-shadow:none; }\n\u003c\/style\u003e\n\u003ch2\u003eA Simpler Short-Distance 10GbE Connection\u003c\/h2\u003e\n\u003cp\u003eThe DEM-CB SFP+ direct attach cable series connects supported 10GbE equipment through a factory-terminated passive copper assembly. SFP+ connectors at both ends remove the need to buy separate optical modules and fibre leads for a short link between switches, servers or storage equipment.\u003c\/p\u003e\n\u003cp\u003eChoose the factory length that suits the rack route and confirm support on both connected devices. This is a copper DAC rather than an RJ-45 patch lead, optical cable or universal converter. The host model, firmware and cable compatibility remain part of the specification.\u003c\/p\u003e\n\u003ch2\u003eHighlights\u003c\/h2\u003e\n\u003ch3\u003e10GbE Connection\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePassive twinaxial copper assembly.\u003c\/li\u003e\n\u003cli\u003eIntegrated SFP+ connectors at both ends.\u003c\/li\u003e\n\u003cli\u003eChoose the required factory length from the selector.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePractical Installation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor compatible switch, server and storage ports.\u003c\/li\u003e\n\u003cli\u003eNo separate optical modules required for this cable connection.\u003c\/li\u003e\n\u003cli\u003eConfirm cable support at both ends before deployment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRack Planning\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelect a length with room for routing and service access.\u003c\/li\u003e\n\u003cli\u003eCable gauge and operating limits can depend on length and revision.\u003c\/li\u003e\n\u003cli\u003e5-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eAn Integrated Short Copper Link\u003c\/h3\u003e\n\u003cp\u003eBoth SFP+ connectors are permanently part of the cable assembly. For a supported short rack connection, this avoids selecting two optical modules and a separate fibre patch lead. It does not convert an RJ-45 port or give a device 10GbE support that its network interface does not already provide.\u003c\/p\u003e\n\u003ch3\u003eChoose Length From the Actual Route\u003c\/h3\u003e\n\u003cp\u003eMeasure the path through cable management rather than the straight-line gap between ports. Select a factory length that allows a comfortable bend and access for maintenance, without leaving excessive cable under tension. A suitable length keeps the connection tidy and leaves room for maintenance.\u003c\/p\u003e\n\u003ch3\u003eConfirm Both Endpoint Models\u003c\/h3\u003e\n\u003cp\u003eCheck the exact switch or adapter model, firmware and supported DAC list. A cable that fits an SFP+ socket is not automatically accepted by every vendor or every port. Use the compatibility information for both devices, especially when the cable spans equipment from different manufacturers.\u003c\/p\u003e\n\u003ch3\u003e10GbE Without an Optical Patch Lead\u003c\/h3\u003e\n\u003cp\u003eThe assembly is intended for supported 10GbE copper direct attach connections. It does not use optical fibre and cannot be extended by adding LC fibre adapters. For longer routes or installations that need electrical isolation, specify a suitable optical module and fibre connection instead.\u003c\/p\u003e\n\u003ch3\u003eRespect the Supplied Revision\u003c\/h3\u003e\n\u003cp\u003eConductor gauge, bend radius and environmental limits can vary with cable length or hardware revision. Check the supplied cable rating before using it in an unconditioned cabinet or a demanding industrial environment. Avoid tight bends and support the cable so its weight does not pull on the ports.\u003c\/p\u003e\n\u003ch3\u003eAn Orderly Rack Connection\u003c\/h3\u003e\n\u003cp\u003eLabel both ends, preserve connector access and check negotiated link speed and error counters during commissioning. Keep the cable away from pinch points and close the module latch properly. Follow the host manufacturer’s service instructions when inserting or removing a cable from powered network equipment.\u003c\/p\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe DEM-CB SFP+ DAC series offers a straightforward 10GbE connection for supported equipment over a short rack route. Select the appropriate factory length, check both host compatibility lists and allow for safe cable management.\u003c\/p\u003e\n\u003csection class=\"ace-article-faq\" aria-label=\"Frequently asked questions\"\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"ace-form-disclosure\" open\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eDoes This Cable Need Separate Transceivers?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eNo. The SFP+ connectors are integrated into the passive copper assembly, so separate optical modules and fibre leads are not used for this connection.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eHow Do I Choose the Length?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eMeasure the actual cable-management route and select the factory length shown in the selector. Allow space for bends and maintenance access.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eWill It Work With Any SFP+ Port?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eNo universal compatibility is promised. Confirm that both exact devices and their firmware support the selected D-Link DAC.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eIs This a Fibre Cable?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eNo. It is a passive twinaxial copper cable with SFP+ ends. It does not use LC connectors or optical fibre.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eCan It Be Used in an Industrial Cabinet?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eConfirm the supplied cable’s hardware-revision rating and the selected length before using it in an unconditioned environment. Industrial ratings should not be assumed from the connector type.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eCan It Increase a Slower Port to 10GbE?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eNo. Both endpoints must already support the required 10GbE SFP+ connection and the selected cable.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"D-Link","offers":[{"title":"1 m","offer_id":44849072668731,"sku":"DEM-CB100S","price":82.39,"currency_code":"SGD","in_stock":true},{"title":"3 m","offer_id":44849072701499,"sku":"DEM-CB300S","price":153.79,"currency_code":"SGD","in_stock":true},{"title":"7 m","offer_id":44849072734267,"sku":"DEM-CB700S","price":225.19,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0557\/4541\/3179\/files\/d-link-dem-cb-series-10g-sfp-direct-attach-cable-3656411.png?v=1793693894","url":"https:\/\/aceperipherals.com\/fil\/products\/d-link-dem-cb-sfp-plus","provider":"ACE Peripherals","version":"1.0","type":"link"}