---
product_id: 395591782
title: "BMS 18650 Lithium Battery Protection Board (3S, 20A, 12.6V) (3S 20A BMS)"
brand: "electronic spices"
price: "46 Lei"
currency: RON
in_stock: true
reviews_count: 8
category: "Electronic Spices"
url: https://www.desertcart.ro/products/395591782-bms-18650-lithium-battery-protection-board-3s-20a-12-6v
store_origin: RO
region: Romania
---

# 20A continuous current 3S, 12.6V max voltage Overcharge & overdischarge protection BMS 18650 Lithium Battery Protection Board (3S, 20A, 12.6V) (3S 20A BMS)

**Brand:** electronic spices
**Price:** 46 Lei
**Availability:** ✅ In Stock

## Summary

> 🛠️ Power your projects with precision and protection!

## Quick Answers

- **What is this?** BMS 18650 Lithium Battery Protection Board (3S, 20A, 12.6V) (3S 20A BMS) by electronic spices
- **How much does it cost?** 46 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/395591782-bms-18650-lithium-battery-protection-board-3s-20a-12-6v)

## Best For

- electronic spices enthusiasts

## Why This Product

- Trusted electronic spices brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Balanced Charging System:** Ensures uniform cell charging to extend battery health and performance
- • **Precision Voltage Control:** Maintains optimal 4.25V charge per cell to maximize battery lifespan
- • **Comprehensive Safety Suite:** Guards against overcharge, overdischarge, short circuits, and overcurrent for peace of mind
- • **Robust 20A Current Handling:** Supports high-demand applications like e-bikes and power tools without breaking a sweat
- • **Compact & Lightweight Design:** At just 18g and 13x13x8 cm, fits seamlessly into any DIY or professional battery pack setup

## Overview

The Electronic Spices BMS 18650 Lithium Battery Protection Board is a reliable 3-cell (3S) battery management system designed for 12.6V lithium-ion packs. It supports continuous currents up to 20A and features advanced protections including overcharge, overdischarge, overcurrent, and short circuit safeguards. Ideal for DIY battery packs, e-bikes, power banks, and solar applications, it balances cells for longer battery life while maintaining a compact, lightweight form factor.

## Description

Electronic Spices BMS 18650 Lithium Battery Protection Board (3S, 20A, 12.6V) (3S 20A BMS) : desertcart.in: Industrial & Scientific

Review: Good one - Good product
Review: Very bad ,bahut jldi kharab ho jata hai,

## Features

- Brand new and reliable product | Charging voltage : DC 12.6V | Current consumption : 20A | Over charge detection voltage : 4.25 ± 0.025
- Over charge release voltage : 3.80V±0.05V | Over discharge detection voltage range : 2.3 ~ 3.0 ± 0.05v | Over discharge release voltage : 32.5±0.1V | Low current consumption | Stable performance.
- crucially safeguards 3-cell Li-ion battery cases | protects against overcharging, overdischarging, short circuits, and overcurrent.
- A balanced charging system is included for longer battery life | Suitable for DIY projects, power banks, and electric car applications.
- Advanced Protection Features – Offers overcharge, over-discharge, overcurrent, and short-circuit protection | Perfect for DIY Battery Packs – Ideal for building custom battery packs for e-bikes, tools, solar systems, and more.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09PG9N3TM |
| Best Sellers Rank | #3,117 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #14 in Printed Circuit Boards |
| Brand | Electronic Spices |
| Colour | Multi |
| Country of Origin | India |
| Customer Reviews | 3.6 3.6 out of 5 stars (325) |
| Date First Available | 30 December 2021 |
| Generic Name | 3S bms board |
| Importer | Electronic Spices, Main, Ismailpur Rd, near Gyan Mandir Chowk, F- Block, Jaitpur, New Delhi, Haryana 110044 (8929992403) |
| Included Components | Battery Protection Board |
| Item Dimensions LxWxH | 13 x 13 x 8 Centimeters |
| Item Height | 8 Centimeters |
| Item Weight | 18 g |
| Item Width | 13 Centimeters |
| Item model number | ALLBMS4S3SGREE |
| Manufacturer | Electronic Spices, Electronic Spices, Main, Ismailpur Rd, near Gyan Mandir Chowk, F- Block, Jaitpur, New Delhi, Haryana 110044 (8929992403) |
| Model number | ALLBMS4S3SGREE |
| Net Quantity | 1 Count |
| Number of Memory Sticks | 1 |
| Packer | Electronic Spices, Main, Ismailpur Rd, near Gyan Mandir Chowk, F- Block, Jaitpur, New Delhi, Haryana 110044 (8929992403) |
| Product Dimensions | 13 x 13 x 8 cm; 18 g |

## Images

![BMS 18650 Lithium Battery Protection Board (3S, 20A, 12.6V) (3S 20A BMS) - Image 1](https://m.media-amazon.com/images/I/61NxJsJoHiL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good one
*by J***E on 16 January 2026*

Good product

### ⭐ Review
*by K***R on 8 January 2026*

Very bad ,bahut jldi kharab ho jata hai,

### ⭐⭐⭐⭐ Nice
*by L***A on 23 September 2023*

Nice and good product

## Frequently Bought Together

- Electronic Spices BMS 18650 Lithium Battery Protection Board (3S, 20A, 12.6V) (3S 20A BMS)
- Electronic spices BMS 18650 Lithium Battery Protection Board (3S, 20A, 12.6V) (Pack of 2)
- Electronic Spices XL6009E1 Step UP DC-DC 4A Adjustable Step Up Module High Efficiency Voltage (DC-DC 5-32V to 5-35V)

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**Shop now:** [https://www.desertcart.ro/products/395591782-bms-18650-lithium-battery-protection-board-3s-20a-12-6v](https://www.desertcart.ro/products/395591782-bms-18650-lithium-battery-protection-board-3s-20a-12-6v)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-18*