{"product_id":"22-5w-qc4-pd3-power-bank-module-5-port-fast-charging-diy-circuit-board","title":"22.5W QC4+ PD3.0 DIY Power Bank Module – 5-Port Fast Charge","description":"\n\u003ch2\u003e22.5W 5-Port Dual Fast Charging Power Bank Circuit Board – QC4+ \u0026amp; PD3.0 DIY Motherboard\u003c\/h2\u003e\n\u003cp\u003eBuild your own high-speed charging power bank with this feature-packed \u003cstrong\u003e22.5W 5-Port DIY Power Bank Module\u003c\/strong\u003e from OULLX. Equipped with \u003cstrong\u003eQC4+ and PD3.0 fast charging protocols\u003c\/strong\u003e, this compact circuit board supports both \u003cstrong\u003eType-C and Micro USB\u003c\/strong\u003e inputs and outputs, making it the ideal foundation for a custom, high-performance portable charger.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're an electronics enthusiast, maker, or DIY hobbyist, this motherboard gives you everything you need to assemble a capable, multi-device power bank with support for OPPO and Huawei super fast charging protocols.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e22.5W Maximum Output\u003c\/strong\u003e – Delivers rapid charging for compatible smartphones and devices\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5 Charging Ports\u003c\/strong\u003e – Multiple simultaneous device charging via USB-A, Type-C, and Micro USB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQC4+ \u0026amp; PD3.0 Support\u003c\/strong\u003e – Industry-leading fast charging protocols for wide device compatibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Protection Chip\u003c\/strong\u003e – Onboard safety circuitry protects against overcharge, over-discharge, and short circuit; no additional protection board needed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOPPO \u0026amp; Huawei Flash Charging Compatible\u003c\/strong\u003e – Different protocols deliver optimized power output for each device\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Battery Types\u003c\/strong\u003e – Works with 4.2V 18650, polymer, and ternary lithium cells; multiple 18650 cells can be connected in parallel for larger capacity\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal Installation\u003c\/strong\u003e – Designed for clean, professional internal mounting in your custom power bank build\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY-Friendly Design\u003c\/strong\u003e – A true drop-in motherboard for makers and electronics builders\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOULLX\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.5W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 (USB-A, Type-C, Micro USB)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Protocols\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eQC4+, PD3.0, OPPO Flash, Huawei Super Fast Charge\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Batteries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.2V 18650 \/ Polymer \/ Ternary Lithium (parallel 18650 supported)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eBattery wires connecting to the motherboard must be rated to withstand a current of \u003cstrong\u003e10A\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eThe motherboard includes an integrated protection chip — \u003cstrong\u003edo NOT add a separate external battery protection board\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDo not charge a phone\u003c\/strong\u003e while using crocodile clip connections during testing.\u003c\/li\u003e\n  \u003cli\u003eCompatible with \u003cstrong\u003e4.2V 18650, polymer, and ternary lithium batteries only\u003c\/strong\u003e. Ferroelectric, disposable dry, NiMH, lead-acid, and nickel-based batteries are \u003cstrong\u003enot compatible\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eThe motherboard \u003cstrong\u003emust have a battery capacity preset\u003c\/strong\u003e before use.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/airtight-transparent-pet-storage-bottle-craft-beads-home-organization\"\u003eAirtight Transparent PET Storage Bottle | Beads \u0026amp; Crafts\u003c\/a\u003e – Great for organizing small components and electronic parts\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/leather-hole-punch-tool-diy-stitching-punch-4-5-6mm\"\u003eLeather Hole Punch Tool | DIY Stitching Punch 4\/5\/6mm\u003c\/a\u003e – Another essential tool for hands-on DIY projects\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/vintage-baroque-embossed-metal-decorative-tray-jewelry-organizer\"\u003eVintage Baroque Embossed Metal Tray – Jewelry \u0026amp; Decor Organizer\u003c\/a\u003e – Keep your workspace tidy while you build\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What battery types are compatible with this power bank circuit board module?\u003c\/h4\u003e\n\u003cp\u003eA: This DIY power bank motherboard is compatible with 4.2V 18650 lithium cells, polymer lithium batteries, and ternary lithium batteries. Multiple 18650 cells can be wired in parallel for a higher total capacity. Ferroelectric, lead-acid, NiMH, nickel-cadmium, and disposable dry batteries are \u003cstrong\u003enot\u003c\/strong\u003e supported.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does this QC4+ PD3.0 power bank module include built-in battery protection?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The motherboard features an integrated protection chip that manages overcharge, over-discharge, and short-circuit protection. Because of this, you should \u003cstrong\u003enot\u003c\/strong\u003e add a separate external battery protection board — doing so may interfere with normal operation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which fast charging protocols does this 22.5W module support?\u003c\/h4\u003e\n\u003cp\u003eA: This module supports \u003cstrong\u003eQC4+\u003c\/strong\u003e (Qualcomm Quick Charge 4+), \u003cstrong\u003ePD3.0\u003c\/strong\u003e (USB Power Delivery 3.0), OPPO Flash Charging, and Huawei Super Fast Charging. Each protocol delivers a different power level depending on the connected device's capabilities.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this circuit board to charge multiple devices at the same time?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The board features 5 output ports (including USB-A, Type-C, and Micro USB), allowing multiple devices to be charged simultaneously. Total available power is shared across active ports, so individual device charging speeds may vary based on load.\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 battery types are compatible with this power bank circuit board module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This DIY power bank motherboard is compatible with 4.2V 18650 lithium cells, polymer lithium batteries, and ternary lithium batteries. Multiple 18650 cells can be wired in parallel for a higher total capacity. 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