5S Lithium Battery Protection Circuit Board
22.99 €
🆓 FREE SHIPPING with tracking number!
✅ No Import Taxes on delivery!
🏷️ Condition: New
🚚 Ships from: HK Warehouse – Hong Kong (China)
↩️ Easy Returns within 30 days of receipt
🙋 Any questions? Contact Jake
This 5S lithium battery protection board offers reliable voltage and current regulation for 21V power tool batteries, supporting a continuous discharge current of 8A to 20A. Featuring overcharge protection at 4.25V per cell, over-discharge, and short circuit safeguards, it ensures optimal battery longevity. The compact green PCB measures approximately 6 x 6.5 cm, with surface-mounted resistors, capacitors, integrated circuits, black connectors, and a fuse that emphasize its functional, utilitarian design. Operating at low power consumption with a working current of about 25μA and a quiescent current of 6μA, this essential component is perfect for maintaining the safety and efficiency of your lithium-ion power tools.
This Reliable 5S Lithium Battery Protection Board
Experience enhanced safety and longevity for your power tools with this this 5S lithium battery protection board. Designed to safeguard your 5-series Li-ion batteries, it ensures optimal performance during charging and discharging cycles. Crafted with precision, its compact square green PCB layout features surface-mounted resistors, capacitors, and integrated circuits, all contributing to a highly functional and minimalistic aesthetic. The board includes prominent black connectors at the top center for positive and negative terminals, along with a built-in fuse for added protection. Its low power consumption—about 25μA operational current—makes it highly efficient for continuous use. Whether you’re refurbishing old batteries or building new packs, this protection board guarantees safety, efficiency, and peace of mind with every use.
Key Features of the 5S Lithium Battery Protection Board
- Designed specifically for 5-series Li-ion batteries, supporting voltage of 21V and 4.25V per cell for safe charging and operation.
- Supports continuous discharge current from 8A up to 20A, providing reliable power delivery for demanding power tools.
- Protects against overcharge at 4.25V per cell, over-discharge, and short circuits, enhancing battery lifespan and safety during use.
- Features a compact green PCB with dense surface-mounted components, including resistors, capacitors, and protection ICs, emphasizing a technical, utilitarian look.
- Low power consumption with around 25μA operational current and 6μA quiescent current, ideal for long-term applications without draining your batteries.
- Compatible with 5S lithium-ion configurations, including various battery packs used in power tools and DIY projects.
This 5S Lithium Battery Protection Board—Order Yours Today!
Secure your batteries’ performance and safety with this essential protection board. Whether you’re repairing, building, or upgrading, you can trust this high-quality component for reliable, long-lasting results. Its efficient design and precise protections help you maximize your battery’s lifespan and ensure safe operation—all while simplifying your assembly process. Don't wait—add this indispensable accessory to your toolkit and enjoy peace of mind in every project or power tool task you undertake.
Ensure your lithium batteries work smarter and safer with this high-performance protection board. Investing now means better protection, longer battery life, and a safer powering experience. Whether you’re a professional or hobbyist, this component is a valuable addition to your power tool accessories collection.
| Color | as pic |
|---|---|
| Condition | New |
| Warehouse | HK Warehouse – Hong Kong |
🌟 Every Purchase Comes with Direct Access to Jake 😎 from JakeSpecial, PhD in Pure Mathematics, Innovator and Entrepreneur — bringing broad expertise and trusted insight across all Special items & ensuring expert support and guidance at every step.
WHY CHOOSE JAKESPECIAL? 🤔
Shopping online isn't just about buying a product—it's about having a smooth, reliable, and worry-free experience. At JakeSpecial, I don't just sell products, I ensure that every order is handled with care, efficiency, and full support 🌟
Here's why you can shop with confidence:
1. Customer Service That Has Your Back 🤝 – If there's any issue with your order, I personally handle it—no delays, no excuses. Whether it's a delivery concern, a damaged item, or any other issue, I fix it, fast.
2. Hassle-Free Resolutions ✨ – Unlike many sellers who dodge responsibility, I take full ownership of every sale. If there's a problem, I solve it directly. Your satisfaction is my priority.
3. Fast & Reliable Shipping 🚀 – My shipments are integrated into high-priority international logistics networks through Cainiao Global Express, ensuring most orders arrive within 7-10 days.
4. Full Tracking Transparency 📍 – Every order comes with a tracking number that lets you monitor your package in real time.
5. Expertise in Business & Problem-Solving 🎓 – I am not just an entrepreneur in the e-commerce business; I also hold a PhD in Mathematics and continue to work at the frontier between computer science and pure mathematics. My expertise spans multiple advanced fields, allowing me to approach complex logistical, operational, and technical challenges with precision and efficiency. This mindset of structured problem-solving and analytical thinking is what enables me to offer a smooth, optimized, and highly reliable shopping experience. Whether it's managing logistics, handling unexpected issues, or improving customer service, I apply the same rigorous problem-solving approach that I use in advanced mathematical research.
When you buy from JakeSpecial, you're not just getting a product—you're getting a professional, well-managed, and worry-free shopping experience with full customer support and a problem-solving approach you won't find elsewhere 💫
FAST & SECURE SHIPPING 📦
I use fast, reliable, and monitored logistical routes to your region. Once your package reaches your country, it is handed over to a local subsidiary of Cainiao Global Express or a major national carrier, such as Evri or Royal Mail for the UK, Colissimo for France, Poste Italiane for Italy, Correos for Spain, or Bpost for Belgium 🌍
I typically dispatch items within 2 business days for products shipped from my warehouse in France and within 5 business days for products shipped from my Hong Kong warehouse. Every package comes with a tracking number, with estimated delivery times ranging from 10 to 20 days, depending on your location. However, most packages arrive within 7 to 10 days ⚡
Q: How long does shipping take? ⏱️
A: Most packages arrive within 7-10 days, with full tracking available. The Cainiao Global Express logistics network ensures reliable transit times, unlike standard shipping services that may take much longer.
Q: What is the journey of a package? 🗺️
A: Every package follows a highly optimized and secure logistics path to ensure fast and reliable delivery. It begins at my warehouse in Hong Kong, where it is prepared for shipment before being transferred to Cainiao Global Express' logistics hub in Mainland China, marking the official start of the shipping process. From there, the package moves through Cainiao's high-efficiency logistics network, ensuring continuous monitoring and rapid transit to its destination country. Once it arrives, it is either handed over to a local Cainiao subsidiary or entrusted to a major national carrier for smooth final delivery. This process guarantees secure, fast, and well-tracked shipping, providing the same level of efficiency as major global retailers.
EASY RETURNS 🔄
If you need to make a return, there's no need to ship the item all the way back to Asia. I make returns easy by accepting them directly at my warehouse in Marseille, France. Feel free to reach out to me — I'm here to make the process as smooth as possible 📬
TRANSPARENCY AND EXCELLENCE ✨
All items are presented accurately in photos and descriptions. If you have any issues with your purchase, please contact me. Your satisfaction is my top priority 💯
PASSION & UNIQUE EXPERTISE 💪
I take pride in offering meticulously crafted items, carefully curated by me, Jake, PhD. Together with Marwa, we bring passion and excellence to every detail ❤️
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