---
product_id: 409082227
title: "3S 4S 5A Active Equalizer Whole Group Balancer Lifepo4 Lipo Lto Lithium Active Battery Energy Transfer Equalization Capacitor + Protective Case"
brand: "cywhrvzsf"
price: "HK$296"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/409082227-3s-4s-5a-active-equalizer-whole-group-balancer-lifepo4-lipo
store_origin: HK
region: Hong Kong
---

# 0-5.5A equalizing current 4.5V max voltage DIY protective case 3S 4S 5A Active Equalizer Whole Group Balancer Lifepo4 Lipo Lto Lithium Active Battery Energy Transfer Equalization Capacitor + Protective Case

**Brand:** cywhrvzsf
**Price:** HK$296
**Availability:** ✅ In Stock

## Summary

> 🔧 Assemble Your Power, Balance Your Energy!

## Quick Answers

- **What is this?** 3S 4S 5A Active Equalizer Whole Group Balancer Lifepo4 Lipo Lto Lithium Active Battery Energy Transfer Equalization Capacitor + Protective Case by cywhrvzsf
- **How much does it cost?** HK$296 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/409082227-3s-4s-5a-active-equalizer-whole-group-balancer-lifepo4-lipo)

## Best For

- cywhrvzsf enthusiasts

## Why This Product

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

## Key Features

- • **🔄 Smart Sleep Mode!:** Automatically enters sleep mode below 3V to safeguard your battery.
- • **⚡ Balance Like a Pro!:** Equalizing current of 0-5.5A for efficient energy transfer.
- • **🛡️ DIY Protection!:** Assemble your own protective case for enhanced durability.
- • **🔋 Power Up Your Pack!:** Operating voltage of 4.5V ensures optimal performance.
- • **🌍 Eco-Friendly Design!:** Utilizes internal energy transfer, no external power supply needed.

## Overview

The 3S 4S 5A Active Equalizer is a cutting-edge battery management solution designed for Lithium Iron Phosphate and NCM Ternary Polymer batteries. With a maximum voltage of 4.5V and an equalizing current of 0-5.5A, this device ensures optimal energy transfer and battery longevity. The DIY protective case adds a layer of customization and durability, while the smart sleep mode protects your battery from damage. Perfect for eco-conscious users looking to enhance their battery performance!

## Description

3S 4S 5A Active Equalizer Whole Group Balancer Lifepo4 Lipo Lto Lithium Active Battery Energy Transfer Equalization Capacitor + Protective Case

## Features

- [Product Information]: Protective Case needs to be assembled by yourself,After the assembly is completed, tear off the outer yellow film.Before connecting the equalization board, check whether each piece of wiring is correct, insulation between the bottom board and the battery connection terminals is required to prevent burnout.Model:3S-4S Suitable : Lithium Iron Phosphate, NCM Ternary Polymer,(Not Fit Lithium Titanate).
- [Capacitance Principle]: No external power supply is required,The working principle is Capacitor fit transfers the charge transporter, use the internal energy transfer of the battery to transfer and balance the entire battery pack.the equalization board can be connected to the battery to start the equalization work.
- [Protection switch]: With sleep protection, when the voltage is lower than 3V, it will automatically stop and enter the sleep state to reduce the damage to the battery.With a protective case, it can better protect 3S 4S 5A Active Equalizer and Extend product life.
- [Original Design]:using the original ultra-low internal resistance MOS, 2OZ copper thickness PCB, equalizing current 0-5.5A, The more balanced the battery, the lower the current.Voltage is 1.8 V-4.5V ,Suggest Battery Capacity: 60-300AH.
- [Satisfactory service]:Protective Case needs to be assembled by yourself, We Provide 24-hour online service,If you encounter any problems, Please email SELLER SUPPORT (Not desertcart support), we will give you a perfect solution.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Operating Voltage | 4.5 Volts |
| Maximum Voltage | 4.5 Volts |
| Material Type | Polymer |

## Product Details

- **Brand:** Cywhrvzsf
- **Color:** Yellow
- **Item Weight:** 0.1 Kilograms
- **Input Voltage:** 18 Volts (DC)
- **Output Voltage:** 18 Volts (DC)

## Images

![3S 4S 5A Active Equalizer Whole Group Balancer Lifepo4 Lipo Lto Lithium Active Battery Energy Transfer Equalization Capacitor + Protective Case - Image 1](https://m.media-amazon.com/images/I/718cWBy4tDL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- 3S 4S 5A Active Equalizer Whole Group Balancer Lifepo4 Lipo Lto Lithium Active Battery Energy Transfer Equalization Capacitor + Protective Case
- TKDMR 10pcs 1/0 AWG-3/8 Battery Lugs,Heavy Duty Wire Lugs,Ring Terminals,Battery Cable Ends,0 Guage terminals,Battery Terminal Connectors with 10pcs 3:1 Heat Shrink Tubing
- ILL Customz 38120 Headway Buss Bars 4s Configuration for 12v Cells NOT Included (48ah 4s6p (24 Cells))

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**Shop now:** [https://www.desertcart.hk/products/409082227-3s-4s-5a-active-equalizer-whole-group-balancer-lifepo4-lipo](https://www.desertcart.hk/products/409082227-3s-4s-5a-active-equalizer-whole-group-balancer-lifepo4-lipo)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-03*