{"product_id":"dc-power-extension-cord-5-5mm-2-1mm-barrel-5m-10m-female-male","title":"DC Power Extension Cord 5.5mm×2.1mm Barrel – 5M \u0026 10M","description":"\n\u003ch2\u003eExtend Your DC Power Reach Effortlessly\u003c\/h2\u003e\n\u003cp\u003eRunning short on cable length between your power adapter and device? The DC Power Extension Cord with a 5.5mm × 2.1mm barrel connector gives you the extra reach you need — in either a 5-metre or 10-metre length. Built with 22AWG premium copper conductors (17\/0.15 AS×2 stranded) for excellent electrical conductivity and minimal voltage drop, this cable keeps your equipment running reliably even over longer distances. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Copper Construction:\u003c\/strong\u003e 22AWG, 17\/0.15 AS×2 stranded copper wire delivers low resistivity and strong, consistent conductivity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChoice of Lengths:\u003c\/strong\u003e Available in 5M and 10M — ideal when your device's optimal mounting spot is far from a power outlet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Voltage Compatibility:\u003c\/strong\u003e Designed for 5–24V DC\/AC equipment using a standard 2.1mm × 5.5mm barrel plug.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Device Support:\u003c\/strong\u003e Compatible with CCTV and IP security cameras, LED strip lights, IR illuminators, LED signage, monitors, printers, sensors, DVRs, external hard drives, audio mixers, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFemale-to-Male Design:\u003c\/strong\u003e Standard barrel jack (female) to barrel plug (male) configuration for straightforward inline extension.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Insulation:\u003c\/strong\u003e Flexible outer jacket resists kinking and stands up to everyday routing through walls, ceilings, or along baseboards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.5mm (OD) × 2.1mm (ID)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFemale (input) to Male (output)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 Metres \/ 10 Metres\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Gauge\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22AWG (17\/0.15 AS×2 premium copper)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V – 24V DC\/AC\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\u003e⚠️ Please Note Before Purchasing\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eThis cable is designed for \u003cstrong\u003e5–24V DC\/AC devices only\u003c\/strong\u003e — do not use with higher-voltage equipment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot all devices use a 2.1mm × 5.5mm plug.\u003c\/strong\u003e Before ordering, measure the inner diameter (ID) and outer diameter (OD) of your power adapter plug to confirm compatibility.\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\/usb-c-to-hdmi-cable-1-8m-4k-macbook-laptop-phone\"\u003e1.8M USB-C to HDMI Cable 4K – MacBook, Laptop \u0026amp; Phone\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-8m-displayport-to-hdmi-cable-4k-dp-adapter-pc-hdtv-projector\"\u003e1.8M DisplayPort to HDMI Cable 4K – DP Adapter for PC \u0026amp; TV\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on safe use of low-voltage electronics and cabling in home and commercial installations, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Coaxial_power_connector\" target=\"_blank\" rel=\"noopener\"\u003eCoaxial power connector\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices is this DC power extension cord compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This 5.5mm × 2.1mm DC power extension cord is compatible with any 5–24V DC\/AC device that uses a standard 2.1mm inner diameter, 5.5mm outer diameter barrel plug. Common applications include CCTV cameras, IP cameras, LED light strips, IR illuminators, LED signage, monitors, DVRs, printers, sensors, external hard drives, and audio equipment.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I know if my device's plug fits this cable?\u003c\/h4\u003e\n\u003cp\u003eA: The most reliable way is to measure your power adapter plug directly. The inner diameter (ID) should be 2.1mm and the outer diameter (OD) should be 5.5mm. If your plug measures differently, this extension cord may not be compatible.\u003c\/p\u003e\n\u003ch4\u003eQ: Will there be voltage drop over the 10-metre length?\u003c\/h4\u003e\n\u003cp\u003eA: The cable uses 22AWG premium copper conductors (17\/0.15 AS×2), which are specifically chosen for their low resistivity. Under normal 5–24V low-current loads, voltage drop across even the 10M length is minimal and unlikely to affect device performance.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this cable be used outdoors?\u003c\/h4\u003e\n\u003cp\u003eA: While the cable has a durable, flexible insulated jacket, it is primarily designed for indoor use. If routing outdoors, ensure all connections and the cable run are protected from moisture and direct exposure to the elements.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices is this DC power extension cord compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This 5.5mm × 2.1mm DC power extension cord is compatible with any 5–24V DC\/AC device that uses a standard 2.1mm inner diameter, 5.5mm outer diameter barrel plug. Common applications include CCTV cameras, IP cameras, LED light strips, IR illuminators, LED signage, monitors, DVRs, printers, sensors, external hard drives, and audio equipment.\"}}, {\"@type\": \"Question\", \"name\": \"How do I know if my device's plug fits this cable?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The most reliable way is to measure your power adapter plug directly. The inner diameter (ID) should be 2.1mm and the outer diameter (OD) should be 5.5mm. If your plug measures differently, this extension cord may not be compatible.\"}}, {\"@type\": \"Question\", \"name\": \"Will there be voltage drop over the 10-metre length?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The cable uses 22AWG premium copper conductors (17\/0.15 AS×2), which are specifically chosen for their low resistivity. 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