{"product_id":"qc4-qc3-usb-type-c-fast-charge-adapter-board-6-35v","title":"QC4.0 QC3.0 USB Type-C Fast Charge Adapter Board 6–35V","description":"\n\u003ch2\u003eKOQZM QC4.0 \/ QC3.0 USB Type-C Fast Charge Adapter Board (6–35V)\u003c\/h2\u003e\n\u003cp\u003eUpgrade any DIY power project with this versatile fast-charging adapter board from KOQZM. Supporting a wide range of quick-charge protocols and a broad 6–35V input range, this compact board makes it easy to add high-speed USB charging to workbenches, desks, vehicles, solar setups, and more. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Multi-Protocol Support:\u003c\/strong\u003e Compatible with QC4+, QC4.0, QC3.0, USB PD3.0, Huawei SCP\/FCP, AFC, and MediaTek PE2.0. Model 3518 adds OPPO VOOC \u0026amp; OnePlus DASH support — charges virtually any modern smartphone at full speed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide 6–35V DC Input Range:\u003c\/strong\u003e Works seamlessly with 12V\/24V car batteries, solar panels, lithium battery packs, and standard power adapters — ideal for mobile, off-grid, and desktop applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuck-Boost Design:\u003c\/strong\u003e Automatically steps voltage up or down to maintain a stable, consistent output regardless of fluctuations in input voltage, protecting your devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMOSFET Reverse Polarity Protection:\u003c\/strong\u003e Advanced MOSFET circuitry runs cooler than traditional diode-based protection. If wires are accidentally connected backwards, the board stays safe — great for beginners and pros alike.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual USB Output Ports:\u003c\/strong\u003e Features both a USB-A and a USB Type-C port so you can charge two devices simultaneously. Blue LED indicates active power output; Red LED indicates fast charging is engaged.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStatus LEDs:\u003c\/strong\u003e At-a-glance visual indicators — Blue for power on, Red for fast charge active — so you always know your charging status.\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 Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6–35V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupported Protocols\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQC4+, QC4.0, QC3.0, USB PD3.0, Huawei SCP\/FCP, AFC, MediaTek PE2.0, OPPO VOOC, OnePlus DASH (Model 3518)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB-A + USB Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePolarity Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMOSFET Reverse Polarity Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlue LED (Power), Red LED (Fast Charging)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\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\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY electronics workbenches and desk charging stations\u003c\/li\u003e\n  \u003cli\u003eVehicle or RV USB charging upgrades (12V\/24V)\u003c\/li\u003e\n  \u003cli\u003eSolar panel and off-grid battery charging systems\u003c\/li\u003e\n  \u003cli\u003eHobbyist and maker projects requiring fast-charge capability\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\/metal-q-ring-spring-clasps-gold-silver-plated-jewelry-connectors\"\u003e10pcs Metal Q Ring Spring Clasps Gold Silver Plated Jewelry\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-cord-end-caps-with-loop-jewelry-making-6pcs\"\u003eStainless Steel Cord End Caps with Loop – 6pcs Jewelry Findings\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What fast-charging protocols does this USB Type-C adapter board support?\u003c\/h4\u003e\n\u003cp\u003eA: This KOQZM adapter board supports QC4+, QC4.0, QC3.0, USB PD3.0, Huawei SCP\/FCP, AFC, and MediaTek PE2.0. Model 3518 additionally supports OPPO VOOC and OnePlus DASH, making it compatible with virtually all major fast-charge standards for modern smartphones.\u003c\/p\u003e\n\u003ch4\u003eQ: What input voltage range does this fast charge adapter board accept?\u003c\/h4\u003e\n\u003cp\u003eA: The board accepts a wide 6–35V DC input, making it compatible with 12V and 24V car or RV batteries, solar panels, lithium battery packs, and standard power adapters — perfect for both mobile and desktop use.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this adapter board safe if I accidentally wire it incorrectly?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The board features advanced MOSFET reverse polarity protection, which is safer and runs cooler than traditional diode-based protection. If the input wires are connected backwards, the board is designed to remain undamaged, making it a great choice for beginners and experienced builders alike.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I charge two devices at the same time?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The board includes both a USB-A port and a USB Type-C port, allowing you to charge two devices simultaneously. The onboard LEDs let you quickly confirm power status and active fast charging at a glance.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What fast-charging protocols does this USB Type-C adapter board support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This KOQZM adapter board supports QC4+, QC4.0, QC3.0, USB PD3.0, Huawei SCP\/FCP, AFC, and MediaTek PE2.0. 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