---
product_id: 145943246
title: "5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS"
brand: "tecnoiot"
price: "€ 59.48"
currency: EUR
in_stock: true
reviews_count: 5
category: "Tecnoiot"
url: https://www.desertcart.sk/products/145943246-5-pcs-3s-40a-11-1v-12-6v-18650-placa
store_origin: SK
region: Slovakia
---

# 40A Discharge 11.1V-12.6V BMS Protection 5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS

**Brand:** tecnoiot
**Price:** € 59.48
**Availability:** ✅ In Stock

## Summary

> 🔋 Power Up Your Projects with Confidence!

## Quick Answers

- **What is this?** 5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS by tecnoiot
- **How much does it cost?** € 59.48 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/145943246-5-pcs-3s-40a-11-1v-12-6v-18650-placa)

## Best For

- tecnoiot enthusiasts

## Why This Product

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

## Key Features

- • **Smart Safety:** Equipped with advanced overcharge, over-discharge, and short circuit protection to keep your devices safe.
- • **User-Friendly:** Designed for effortless operation, making it perfect for both beginners and pros.
- • **Compact Design:** Sleek and space-saving design ensures easy integration into your projects.
- • **Quick Delivery:** Enjoy fast shipping from Spain, so you can get started on your projects without delay.
- • **Powerful Performance:** Experience a robust 40A continuous discharge for all your high-demand applications.

## Overview

The TECNOIOT 5 pcs 3S 40A 11.1V 12.6V Lithium Battery Protection Board is engineered for high performance and safety, featuring a balance BMS and a compact design, making it ideal for various applications. With a continuous discharge current of 40A and multiple protection features, it ensures reliability and longevity in your battery management systems.

## Description

Free delivery and returns on eligible orders. Buy 5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS at desertcart UK.

Review: good - works ok
Review: Un des exemplaire dans le lot mauvais - ATTENTION, à réception contrôler les cartes reçues dans le lots, j'ai reçue en retard le lot commander mais celui-ci contenait une carte ne ressemblant absolument pas au autres composant celui-ci. Un peu déçu, j'ai retourner celui-ci et demander sont remboursement, je commanderai d'autres plus tard (ou pas).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07T2WJR8P |
| Amperage | 40 Amps |
| Brand | TECNOIOT |
| Brand Name | TECNOIOT |
| Country of Origin | China |
| Current Rating | 40 Amps |
| Current rating | 40 Amps |
| Customer Reviews | 4.2 out of 5 stars 70 Reviews |
| Item Weight | 9.8 Grams |
| Item weight | 9.8 Grams |
| Manufacturer | TECNOIOT |
| Manufacturer Part Number | A278-3S40A-314-5PCS-FBA |
| Model Number | A278-3S40A-314-5PCS-FBA |

## Images

![5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS - Image 1](https://m.media-amazon.com/images/I/81NxUZ8XNIL.jpg)
![5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS - Image 2](https://m.media-amazon.com/images/I/51wn6BzUsgL.jpg)
![5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS - Image 3](https://m.media-amazon.com/images/I/41x8cYYODVL.jpg)
![5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS - Image 4](https://m.media-amazon.com/images/I/51IfbgWfFKL.jpg)
![5 pcs 3S 40A 11.1V 12.6V 18650 placa de protección de batería de litio con saldo BMS - Image 5](https://m.media-amazon.com/images/I/5158iuwRPyL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ good
*by J***N on 28 February 2022*

works ok

### ⭐⭐ Un des exemplaire dans le lot mauvais
*by Q***T on 18 May 2021*

ATTENTION, à réception contrôler les cartes reçues dans le lots, j'ai reçue en retard le lot commander mais celui-ci contenait une carte ne ressemblant absolument pas au autres composant celui-ci. Un peu déçu, j'ai retourner celui-ci et demander sont remboursement, je commanderai d'autres plus tard (ou pas).

### ⭐⭐⭐⭐⭐ Ottimo
*by G***O on 3 February 2026*

Ottimo prodotto consigliato

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**Shop now:** [https://www.desertcart.sk/products/145943246-5-pcs-3s-40a-11-1v-12-6v-18650-placa](https://www.desertcart.sk/products/145943246-5-pcs-3s-40a-11-1v-12-6v-18650-placa)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-09-15*