---
product_id: 115254942
title: "4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits"
brand: "aihasd"
price: "34 Lei"
currency: RON
in_stock: false
url: https://www.desertcart.ro/products/115254942-4s-30a-14-8v-li-ion-lithium-18650-battery-bms
store_origin: RO
region: Romania
---

# 4.28V Overcharge 45mm x 56mm Size 30A Current 4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits

**Brand:** aihasd
**Price:** 34 Lei
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power Up Your Projects with Confidence!

## Quick Answers

- **What is this?** 4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits by aihasd
- **How much does it cost?** 34 Lei with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/115254942-4s-30a-14-8v-li-ion-lithium-18650-battery-bms)

## Best For

- aihasd enthusiasts

## Why This Product

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

## Key Features

- • **Compact Design:** Perfectly sized at 45mm x 56mm for versatile applications.
- • **Reliable Balance:** Integrated circuits ensure optimal battery balance.
- • **Powerful Protection:** Safeguards against overcharging and discharging.
- • **High Current Capacity:** Handles up to 30A for robust performance.
- • **Precision Engineering:** Overcharge detection voltage finely tuned to 4.28±0.05V.

## Overview

The 4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board is engineered for high-performance applications, featuring advanced overcharge and discharge protection, a compact size for easy integration, and a robust current capacity of 30A, making it an essential component for any serious tech enthusiast.

## Description

Specifications: Name:Protection board Over charge detection voltage: 4.28+ 0.05 V Over charging voltage: 4.095-4.195V Over discharge voltage: 2.55±0.08 Over charge detection delay time 0.1s Temperature range -30-80℃ Short circuit detection delay time: 100ms Over current detection delay time: 500 ms Balanced current: 60mA Working current: 30A Over current: 60A Short circuit protection function: there is, disconnect the load can be self recovery. Size:45mmx56mm Main function: Over charge protection, over discharge protection function, short circuit protection function, over current protection function. Interface definition: Charging port of the plate and the discharge port is the same, both positive and B- connecting battery""-"", P- charging port and port on the negative electrode; B-, N-, P- pads are all over the hole, the hole diameter of the pad is 3.5mm; The battery charging detection interface with DC output in the form of needle. Do the same mouth when the N- is not wiring. Package include: 1 x 4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Protection Board 1 x 5P cable

## Features

- Over charge detection voltage: 4.28+ 0.05 V
- Over charging voltage: 4.095-4.195V
- Over discharge voltage: 2.55±0.08
- Working current: 30A
- Size:45mm x 56mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B076FNJMF1 |
| Date First Available | October 13, 2017 |
| Is Discontinued By Manufacturer | No |
| Manufacturer | Apple Trees E-commerce co., LT |

## Images

![4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits - Image 1](https://m.media-amazon.com/images/I/61v8C6WcZVL.jpg)
![4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits - Image 2](https://m.media-amazon.com/images/I/71kKttrpuFL.jpg)
![4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits - Image 3](https://m.media-amazon.com/images/I/7142w2jDhZL.jpg)
![4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits - Image 4](https://m.media-amazon.com/images/I/71i7hCqB1PL.jpg)
![4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuits - Image 5](https://m.media-amazon.com/images/I/71Yf5XYYYAL.jpg)

---

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---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-03-05*