--- product_id: 614411144 title: "6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell" brand: "daier" price: "€ 53.51" currency: EUR in_stock: true url: https://www.desertcart.gr/products/614411144-6pcs-2s-7-4v-8-4v-8a-18650-battery-protection store_origin: GR region: Greece --- # 8A max continuous current 2S 7.4V / 8.4V battery support 4-layer multi-protection system 6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell **Brand:** daier **Price:** € 53.51 **Availability:** ✅ In Stock ## Summary > 🛡️ Protect Your Power, Own the Charge! ## Quick Answers - **What is this?** 6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell by daier - **How much does it cost?** € 53.51 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/614411144-6pcs-2s-7-4v-8-4v-8a-18650-battery-protection) ## Best For - daier enthusiasts ## Why This Product - Trusted daier brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Efficient:** Slim 41x8x2.2mm PCB design fits seamlessly into your battery packs without bulk. - • **Safety First, Always:** Integrated overcharge, over-discharge, overcurrent, and short circuit protections keep your devices secure. - • **Power Up with Confidence:** Handles up to 8A continuous and 16A instantaneous current for robust performance. - • **Tailored for Versatility:** Compatible with various 3.7V lithium battery shapes and capacities—perfect for solar lights, massagers, and more. - • **Plug & Play with Precision:** Clear wiring diagram ensures hassle-free installation—avoid damage and maximize battery lifespan. ## Overview This 6-piece set of 2S 7.4V/8.4V 8A lithium battery protection boards by daier offers advanced multi-layer safety features including overcharge, over-discharge, overcurrent, and short circuit protection. Designed for a variety of lithium-ion battery packs, these compact PCBs support up to 16A instantaneous current, ensuring reliable and safe power management for solar lights, massagers, and backup power supplies. Precise wiring instructions maximize performance and battery longevity. ## Description 6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell ## Features - Overcharging Range: 4.25 ± 0.05V to 4.35V; Over Voltage Range: 2.3 ± 0.05V to 3.0V; Maximum working current: 8A; Maximum instantaneous current: 16A. - Useful: Use for variety of capacities and various shapes 3.7V lithium batteries,Massager battery pack, LED light backup power supply, solar street light battery pack, monitor standby power supply, etc. - MULTIPLE PROTECTION: Over-discharge protection, overcurrent protection, overcharge protection, short circuit protection; A combination of 4 safety features that work together to provide ultimate protection for your devices. - ATTENTION: Strictly according to the diagram wiring: B+: Battery V+ Positive, B-: Battery V- Negative, P+: Output / Charging V+, P-: Output / Charging V-, MB: The connection point between the batteries.Otherwise it will cause damage to the chip. Do not mix the good battery and poor battery to use. The internal resistance of 3 battery capacity are closer will be better. - Package Includes:10PCS 2S 7.4V 8.4V 8A Lithium Battery Protection Board. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | daier | | Manufacturer | daier | | Model | E1269 | | Package Dimensions | 8.8 x 7.7 x 0.4 cm; 10 g | | Item model number | E1269 | | Compatible Devices | Solar | | Number of items | 6 | | Voltage | 7.4 Volts, 3.7 Volts | | Batteries Included | No | | Batteries Required | No | | Battery cell composition | Lithium Ion | | Includes Rechargeable Battery | No | | Manufacturer | daier | | Item Weight | 10 g | ## Product Details - **Brand:** daier - **Colour:** Blue - **Item Weight:** 0.01 Kilograms - **Input Voltage:** 8.4 Volts - **Output Voltage:** 8.4 Volts (DC) ## Images ![6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell - Image 1](https://m.media-amazon.com/images/I/81a063MN4BL._AC_UL320_.jpg) ![6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell - Image 2](https://m.media-amazon.com/images/I/81a063MN4BL._AC_UL480_FMwebp_QL65_.jpg) ![6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell - Image 3](https://m.media-amazon.com/images/I/81a063MN4BL._AC_UL640_FMwebp_QL65_.jpg) ![6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell - Image 4](https://m.media-amazon.com/images/I/81a063MN4BL._AC_UL800_FMwebp_QL65_.jpg) ![6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell - Image 5](https://m.media-amazon.com/images/I/81a063MN4BL._AC_UL960_FMwebp_QL65_.jpg) ## Frequently Bought Together - daier 6PCS 2S 7.4V 8.4V 8A 18650 Battery Protection Board PCB BMS Protection Module for Li-ion Lithium Battery Cell - Comidox 3S 12V 10A 18650 Lithium Battery Protection Board BMS Li-ion Charger Protection Module Anti-Overcharge/Over-Discharge/Over-Current/Short Circuit 3Pcs - Dorhea MT3608 DC-DC Step Up Boost Power Converter 2A Module Adjustable Step Up Voltage Regulator Board Voltage 2-24V to 5V-28V Output Voltage Mico USB Compatible with Ardu ino (Pack of 10) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/614411144-6pcs-2s-7-4v-8-4v-8a-18650-battery-protection](https://www.desertcart.gr/products/614411144-6pcs-2s-7-4v-8-4v-8a-18650-battery-protection) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-10-28*