--- product_id: 487925772 title: "2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module Battery Management System BMS (1 pcs)" brand: "robodo" price: "203957β‚«" currency: VND in_stock: true reviews_count: 3 category: "Robodo" url: https://www.desertcart.vn/products/487925772-2s-5a-8-4v-18650-lithium-battery-charger-board-protection store_origin: VN region: Vietnam --- # 5A max working current 8.4V input voltage range Overcharge & over-discharge protection 2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module Battery Management System BMS (1 pcs) **Brand:** robodo **Price:** 203957β‚« **Availability:** βœ… In Stock ## Summary > πŸ› οΈ Power your projects with precision and protection! ## Quick Answers - **What is this?** 2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module Battery Management System BMS (1 pcs) by robodo - **How much does it cost?** 203957β‚« with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/487925772-2s-5a-8-4v-18650-lithium-battery-charger-board-protection) ## Best For - robodo enthusiasts ## Why This Product - Trusted robodo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Smart Safety Shield:** Advanced overcharge (4.25-4.35V) and over-discharge (2.3-3.0V) detection protects your cells. - β€’ **Rapid Recharge Ready:** Supports efficient battery charge cycles with a quick 45-minute charge time. - β€’ **Compact & Lightweight:** Slim 0.8 x 3.8 x 0.2 cm design at just 50g fits seamlessly into your projects. - β€’ **Power-Packed Performance:** Handles up to 5A continuous current for reliable charging. - β€’ **Precision Voltage Control:** Operates within 8.4-9V input ensuring optimal battery health. ## Overview The Robodo BE0659 2S 5A 8.4V 18650 Lithium Battery Charger Board is a compact, lightweight Battery Management System designed to deliver up to 5A continuous current with precise voltage control. Featuring robust overcharge and over-discharge protection, it ensures safe and efficient charging cycles, making it an essential component for reliable lithium-ion battery pack management. ## Description Product Description Learning electronics or prototyping can seem like a nightmare! With thousands of electronic components available in the market, it just seems too complicated and cumbersome. We strive to make electronics easier, accessible, clutter-free for Novices and Advanced users. You could be an advanced user like a professional lab engineer, electronic major student, experienced hobbyists, or a novice user who doesn't have much electronics knowledge. Fear not, we got you both covered. As our tagline suggests - "The Last Piece of the Puzzle or Maybe the First" Specifications Maximum Working Current: 5A. Transient Current: 7A. Operating Temperature: -40-50℃. Internal Resistance: Less than 45m Ξ©. B+ B-: The interface of battery core. P+ P-: The connector of the battery board. Compact size, suitable for many requirements of high integration, low-cost occasions, can meet the performance requirements of many aspects, to ensure the absolute safety of the battery group. 2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module Battery Management System BMS (1 pcs) Description 2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module has the main IC using original β€œprecision” imported components. With overcharge, over-discharge, over current, short circuit protection function, for a variety of different shapes of 3.7V capacity lithium batteries. Using the Japanese precision protection IC, VISHAY, AOS, IR, and other high-quality MOSFET, an FR-4 low-temperature coefficient of the plate, well-designed, comprehensive test. Protections 1. Short circuit protection. 2. Overcharge protection. 3. Over-discharge protection. 4. Over-current protection. Connections MB: The Common connection point between the batteries. B+: Battery V+ Positive. B-: Battery V- Negative. P+: Charging V+. P-: Charging V-. Package Includes 1 x 2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module. ## Features - Input Voltage: 8.4 – 9V. - Overcharge Detection Voltage: 4.25-4.35VΒ±0.05V. - Over-Discharge Detection Voltage: 2.3-3.0VΒ±0.05V. - Maximum Working Current: 5A. - Transient Current: 7A ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | Robodo | | Manufacturer | Bombay Electronics | | Model number | BE0659 | | Number of Memory Sticks | 1 | | Item Weight | 50 g | | Product Dimensions | 0.8 x 3.8 x 0.2 cm; 50 g | | Item model number | BE0659 | | Item Height | 2 Millimeters | | Item Width | 38 Millimeters | | Included Components | 2S 5A 8.4V 18650 BMS (1 pcs) | | Battery Charge Time (in hours) | 45 Minutes | | Main power connector | 2 pin | ## Images ![2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module Battery Management System BMS (1 pcs) - Image 1](https://m.media-amazon.com/images/I/51U+x+qiJhS.jpg) ![2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module Battery Management System BMS (1 pcs) - Image 2](https://m.media-amazon.com/images/I/51ZspiCwbzS.jpg) ![2S 5A 8.4V 18650 Lithium Battery Charger Board Protection Module Battery Management System BMS (1 pcs) - Image 3](https://m.media-amazon.com/images/I/51fDkU5FhlS.jpg) ## Available Options This product comes in different **Number Of Items** options. ## Customer Reviews ### ⭐⭐ Review *by A***S on 4 March 2023* ### ⭐ Review *by N***L on 23 July 2023* ### ⭐ Review *by R***I on 10 February 2022* --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/487925772-2s-5a-8-4v-18650-lithium-battery-charger-board-protection](https://www.desertcart.vn/products/487925772-2s-5a-8-4v-18650-lithium-battery-charger-board-protection) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-16*