{"product_id":"7-4mm-to-4-5mm-dc-power-adapter-cable-hp-dell-laptops","title":"7.4mm to 4.5mm DC Power Adapter Cable for HP \u0026 Dell Laptops","description":"\n\u003ch2\u003e7.4mm to 4.5mm DC Power Adapter Cable — HP \u0026amp; Dell Compatible\u003c\/h2\u003e\n\u003cp\u003eNeed to connect an older round-tip power supply to a newer slim-tip laptop port? This compact DC power converter cable makes it easy. Designed to convert a \u003cstrong\u003e7.4mm × 5.0mm round jack (old type)\u003c\/strong\u003e to a \u003cstrong\u003e4.5mm × 3.0mm plug end (new type)\u003c\/strong\u003e, it's an affordable, plug-and-play solution for HP and Dell laptop users upgrading their charging setup.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠️ Important Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThis cable is intended for \u003cstrong\u003esame-brand transfers only\u003c\/strong\u003e — HP power supply to HP laptop, or Dell power supply to Dell laptop.\u003c\/li\u003e\n  \u003cli\u003eCross-brand use (e.g. HP charger with Dell laptop) is \u003cstrong\u003enot supported\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eWhen used with a \u003cstrong\u003eDell laptop\u003c\/strong\u003e, this adapter will power the device on but will \u003cstrong\u003enot charge the battery\u003c\/strong\u003e — this is a known Dell firmware limitation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ Converts 7.4mm × 5.0mm round connector to 4.5mm × 3.0mm slim blue-tip plug\u003c\/li\u003e\n  \u003cli\u003e✅ Compatible with select HP and Dell laptops\u003c\/li\u003e\n  \u003cli\u003e✅ Lightweight at approximately 16g\u003c\/li\u003e\n  \u003cli\u003e✅ Black cable with distinctive blue tip for easy identification\u003c\/li\u003e\n  \u003cli\u003e✅ 100% brand new and quality-tested\u003c\/li\u003e\n  \u003cli\u003e✅ Great replacement or backup adapter cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Connector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.4mm × 5.0mm Round Jack (old type)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Connector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.5mm × 3.0mm Plug End (new type \/ blue tip)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack with Blue Tip\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 16g\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Brands\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHP, Dell\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCable Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × DC Power Adapter Cable (7.4mm to 4.5mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-relay-module-dc-3-3v-24v-optocoupler-arduino\"\u003e1-Channel Relay Module DC 3.3V–24V Optocoupler for Arduino\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/038-inch-1280x720p-micro-display-diy-hdmi-driver-board-kit\"\u003e0.38\" 1280x720P Micro Display DIY Kit with HDMI Driver Board\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hdmi-av-to-rf-modulator-1-channel-pal-ntsc-secam-catv-hotel\"\u003e1-Channel HDMI \u0026amp; AV to RF Modulator – PAL\/NTSC CATV Hotel\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on electrical connector safety standards, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/AC_adapter\" target=\"_blank\" rel=\"noopener\"\u003eAC adapter\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Can I use this DC adapter cable to connect an HP charger to a Dell laptop?\u003c\/h4\u003e\n\u003cp\u003eA: No. This cable is designed for same-brand use only — HP power supply to HP laptop, or Dell power supply to Dell laptop. Cross-brand connections are not supported and will not function correctly.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Will this cable charge my Dell laptop battery?\u003c\/h4\u003e\n\u003cp\u003eA: When used with a Dell laptop, this adapter can power the laptop on, but due to Dell's firmware restrictions, it will not charge the battery. It functions as a power-only connection in this case.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What connector sizes does this cable convert?\u003c\/h4\u003e\n\u003cp\u003eA: This cable converts a 7.4mm × 5.0mm round DC jack (older HP\/Dell charger style) to a 4.5mm × 3.0mm slim blue-tip plug (newer HP\/Dell laptop port style).\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this cable compatible with all HP and Dell laptop models?\u003c\/h4\u003e\n\u003cp\u003eA: This cable is compatible with HP and Dell laptop models that use the 7.4mm round input and 4.5mm blue-tip output connectors. Please verify your laptop's port size and your charger's connector size before purchasing to ensure compatibility.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Can I use this DC adapter cable to connect an HP charger to a Dell laptop?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. This cable is designed for same-brand use only — HP power supply to HP laptop, or Dell power supply to Dell laptop. Cross-brand connections are not supported and will not function correctly.\"}}, {\"@type\": \"Question\", \"name\": \"Will this cable charge my Dell laptop battery?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"When used with a Dell laptop, this adapter can power the laptop on, but due to Dell's firmware restrictions, it will not charge the battery. 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Please verify your laptop's port size and your charger's connector size before purchasing to ensure compatibility.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Chargers \u0026 Cables\", \"item\": \"https:\/\/oasis-select.com\/collections\/chargers-cables\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"7.4mm to 4.5mm DC Power Adapter Cable for HP \u0026 Dell Laptops\", \"item\": \"https:\/\/oasis-select.com\/products\/7-4mm-to-4-5mm-dc-power-adapter-cable-hp-dell-laptops\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Black \/ China","offer_id":47751310770281,"sku":"14:193#Black;200007763:201336100#China","price":1.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S531917b813d04765bfdbf5a02e040f52p.webp?v=1783188627","url":"https:\/\/oasis-select.com\/products\/7-4mm-to-4-5mm-dc-power-adapter-cable-hp-dell-laptops","provider":"Oasis Select","version":"1.0","type":"link"}