---
product_id: 369537628
title: "4PCS 2S BMS 3A 7.4V 8.4V 2 Cell 18650 Lithium Battery Charging Protection Board Battery Management System Module"
brand: "invento"
price: "€ 7.08"
currency: EUR
in_stock: true
url: https://www.desertcart.es/products/369537628-4pcs-2s-bms-3a-7-4v-8-4v-2-cell
store_origin: ES
region: Spain
---

# 3A max working current 2S 7.4V lithium battery support -40 to 50°C operating temp 4PCS 2S BMS 3A 7.4V 8.4V 2 Cell 18650 Lithium Battery Charging Protection Board Battery Management System Module

**Brand:** invento
**Price:** € 7.08
**Availability:** ✅ In Stock

## Summary

> 🔋 Power up smartly, protect effortlessly!

## Quick Answers

- **What is this?** 4PCS 2S BMS 3A 7.4V 8.4V 2 Cell 18650 Lithium Battery Charging Protection Board Battery Management System Module by invento
- **How much does it cost?** € 7.08 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/369537628-4pcs-2s-bms-3a-7-4v-8-4v-2-cell)

## Best For

- invento enthusiasts

## Why This Product

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

## Key Features

- • **Wide Temperature Range:** Operates flawlessly from -40°C to 50°C, built for any environment
- • **Complete 4-Pack Convenience:** Four BMS modules included to power up multiple devices or backups
- • **Compact & Lightweight Design:** Just 20g and 7.5x7.5x1.5 cm—fits seamlessly into your projects
- • **Reliable 3A Current Handling:** Ensures stable power flow for your 2-cell lithium batteries
- • **Precision Over-Discharge Protection:** Voltage detection accuracy within ±0.05V safeguards battery life

## Overview

The INVENTO 4PCS 2S BMS module is a compact, high-precision battery management system designed for 2-cell 7.4V lithium-ion batteries. With a maximum current of 3A and transient current up to 5A, it offers reliable over-discharge protection and operates efficiently across a wide temperature range (-40°C to 50°C). This 4-pack set is perfect for professionals seeking dependable battery safety and performance in a lightweight, easy-to-integrate form factor.

## Description

INVENTO 4PCS 2S BMS 3A 7.4V 8.4V 2 Cell 18650 Lithium Battery Charging Protection Board Battery Management System Module

## Features

- Over-Discharge Detection Voltage: 2.3-3.0V±0.05V; Maximum Working Current: 3A.
- Transient Current: 5A; Operating Temperature : -40-50 C.
- Internal Resistance: Less than 45m Ω; B+ B-: The interface of battery core.
- P+ P-: The connector of the battery board; MB: The connection point between the batteries.
- Package contains: 4 x 2S 7.4 3A BMS Li-Ion Battery Protection Board

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | INVENTO |
| Manufacturer | INVENTO |
| Country of Origin | China |
| Model number | ISC 2050-2 |
| Colour | Multicolor |
| Number of Memory Sticks | 4 |
| Item Weight | 20 g |
| Product Dimensions | 7.5 x 7.5 x 1.5 cm; 20 g |
| Item model number | ISC 2050-2 |
| Item Height | 15 Millimeters |
| Item Width | 7.5 Centimeters |
| Included Components | Package contains: 4 x 2S 7.4 3A BMS Li-Ion Battery Protection Board |
| Are batteries included? | No |

## Images

![4PCS 2S BMS 3A 7.4V 8.4V 2 Cell 18650 Lithium Battery Charging Protection Board Battery Management System Module - Image 1](https://m.media-amazon.com/images/I/71Zw2v-KvOL.jpg)

## Frequently Bought Together

- INVENTO 4PCS 2S BMS 3A 7.4V 8.4V 2 Cell 18650 Lithium Battery Charging Protection Board Battery Management System Module
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**Shop now:** [https://www.desertcart.es/products/369537628-4pcs-2s-bms-3a-7-4v-8-4v-2-cell](https://www.desertcart.es/products/369537628-4pcs-2s-bms-3a-7-4v-8-4v-2-cell)

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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-02-18*