{"product_id":"supercapacitor-balancing-board-2-8v-3000f-overvoltage-protection-module","title":"5S 4S Supercapacitor Balancing Board 2.8V 3000F Overvoltage Protection","description":"\u003ch2\u003e5S\/4S Supercapacitor Balancing Board – 2.8V 3000F with Overvoltage Protection\u003c\/h2\u003e\n\n\u003cp\u003eKeep your supercapacitor bank operating safely and efficiently with this compact \u003cstrong\u003e5S\/4S Supercapacitor Balancing Board\u003c\/strong\u003e. Designed for 2.8V\/3000F supercapacitor cells, this balancing module ensures each cell in a series stack maintains equal voltage, preventing dangerous overcharge conditions and extending the overall lifespan of your capacitor array. The built-in overvoltage protection circuit and red LED balance indicator make monitoring your setup quick and straightforward — ideal for DIY energy storage, automotive start-assist systems, regenerative braking circuits, and electronics projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Configuration:\u003c\/strong\u003e 5S \/ 4S supercapacitor banks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Cell Voltage:\u003c\/strong\u003e 2.8V per cell\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCapacitance:\u003c\/strong\u003e 3000F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCell Balance Current:\u003c\/strong\u003e \u0026lt; 1A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Discharge Voltage:\u003c\/strong\u003e 0.1V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBalance Indicator:\u003c\/strong\u003e Red LED light (activates when balancing begins)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOvervoltage Protection:\u003c\/strong\u003e Yes — built-in circuit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 9.56g\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomization:\u003c\/strong\u003e Available\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Balancing Board?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003ePrevents Cell Imbalance:\u003c\/strong\u003e Actively balances voltage across all cells in the stack, protecting your capacitors from uneven charge distribution.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eOvervoltage Protection:\u003c\/strong\u003e Built-in safeguard circuit automatically cuts off when voltage exceeds safe operating limits.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eVisual Feedback:\u003c\/strong\u003e Integrated red LED indicator lights up when the balancing process is active — no guesswork required.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLightweight \u0026amp; Compact:\u003c\/strong\u003e At just 9.56g, this board fits neatly into tight enclosures and portable builds.\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eVersatile Application:\u003c\/strong\u003e Perfect for energy storage systems, UPS backup circuits, hybrid vehicle capacitor banks, and experimental electronics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY energy storage and power backup modules\u003c\/li\u003e\n  \u003cli\u003eAutomotive and motorcycle start-assist supercapacitor banks\u003c\/li\u003e\n  \u003cli\u003eRegenerative braking energy recovery systems\u003c\/li\u003e\n  \u003cli\u003eIndustrial UPS and power conditioning circuits\u003c\/li\u003e\n  \u003cli\u003eElectronics prototyping and R\u0026amp;D labs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cp\u003eLooking for more components for your electronics projects? Check out these related items from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/natural-stone-round-beads-2mm-3mm-tiger-eye-labradorite-agate-diy-jewelry\"\u003eNatural Stone Round Beads – Tiger Eye, Labradorite, Agate\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/round-aluminum-wire-diy-jewelry-making-1mm-3mm\"\u003eRound Aluminum Wire 1mm–3mm | DIY Jewelry Making Wire\u003c\/a\u003e\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\n\u003ch4\u003eQ: What does a supercapacitor balancing board do?\u003c\/h4\u003e\n\u003cp\u003eA: A supercapacitor balancing board actively equalizes the voltage across each individual cell in a series-connected supercapacitor bank. Without balancing, some cells may overcharge while others undercharge, leading to reduced performance and potential damage. This 2.8V 3000F balancing board ensures every cell stays within its safe operating voltage range, maximizing the efficiency and lifespan of your capacitor stack.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I know when the 5S\/4S balancing board is actively balancing?\u003c\/h4\u003e\n\u003cp\u003eA: The board features a built-in red LED indicator that illuminates whenever the balancing circuit is actively engaged. When the LED is lit, current is being redistributed between cells to equalize their voltages. Once balance is achieved and all cells are within the safe threshold, the LED will turn off.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What supercapacitor configurations is this balancing board compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This balancing board is designed for use with 5S (5-cell series) and 4S (4-cell series) supercapacitor configurations using 2.8V\/3000F cells. It supports a cell balance current of less than 1A and a minimum discharge voltage of 0.1V, making it suitable for a wide range of energy storage and power electronics applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the weight and size of this balancing module?\u003c\/h4\u003e\n\u003cp\u003eA: The balancing board weighs just 9.56g, making it extremely lightweight and easy to integrate into compact builds. Its small form factor is well suited for tight enclosures in automotive, portable power, and embedded electronics projects.\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 does a supercapacitor balancing board do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A supercapacitor balancing board actively equalizes the voltage across each individual cell in a series-connected supercapacitor bank. Without balancing, some cells may overcharge while others undercharge, leading to reduced performance and potential damage. 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