---
product_id: 85840035
title: "20A Solar Charge Controller Solar Panel Battery Regulator Safe Protection 12V/24V Auto Switch BSV20A (20 Amp)"
brand: "alion solar"
price: "฿136"
currency: THB
in_stock: false
url: https://www.desertcart.co.th/products/85840035-20a-solar-charge-controller-solar-panel-battery-regulator-safe-protection
store_origin: TH
region: Thailand
---

# 20A capacity Auto-switching Overload protection 20A Solar Charge Controller Solar Panel Battery Regulator Safe Protection 12V/24V Auto Switch BSV20A (20 Amp)

**Brand:** alion solar
**Price:** ฿136
**Availability:** ❌ Out of Stock

## Summary

> Harness the Sun Safely! ☀️

## Quick Answers

- **What is this?** 20A Solar Charge Controller Solar Panel Battery Regulator Safe Protection 12V/24V Auto Switch BSV20A (20 Amp) by alion solar
- **How much does it cost?** ฿136 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/85840035-20a-solar-charge-controller-solar-panel-battery-regulator-safe-protection)

## Best For

- alion solar enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Comprehensive protection against overloads and short circuits.
- • **Battery Lifesaver:** Extends battery life with advanced charging safeguards.
- • **User-Friendly Setup:** Quick and easy installation for immediate use.
- • **Smart Solar Management:** Effortlessly optimizes your solar energy system.
- • **Versatile Compatibility:** Perfect for small solar setups, ensuring reliable performance.

## Overview

The 20A Solar Charge Controller is designed to automatically manage the operation of solar panels and batteries in your solar energy system. With features like overload and short-circuit protection, reverse polarity safeguards, and lightning strike defense, it ensures safe and efficient energy management. This controller is easy to set up and ideal for small solar systems, helping to prolong battery life and maintain optimal load performance.

## Description

The product can automatically manage the working of solar panel and battery in solar system. It is easy to set up and operate.  Specification: Color: Black Rated voltage: 12V or 24V Rated charging current: 20A Rated load current: 20A Voltage of stop power supply: *10.8V or 21.6V Voltage of resume power supply: *11.8V or 23.6V Voltage of stop charging: *14V or 28V Working temperature: -20℃ ~ +60℃ temperature coefficient of voltage stop charge: -3mV / C/ cell Item size: 10.2 * 9.5 * 3.8cm / 4 * 3.7 * 1.5in Item weight: 132g / 4.7oz Package size: 11.5 * 10 * 4cm / 4.5 * 3.9 * 1.6in Package weight: 136g / 4.8oz  Package included: 1 * Solar charge controller 1 * User's manual

## Features

- Automatically manage the working of solar panel and battery in solar system.
- Overloading & short-circuit protection. Reverse diacharging & reverse-polarity protection.
- Under-voltage and over-charging protection. Protection from lightning strike.
- Prolong the battery life cycle and keep the load work well.
- Easy to set up and operate. Suitable for small solar energy system.

## Product Details

- **Brand:** Alion Solar
- **UPC:** 797435492738
- **Manufacturer:** Alion Fortune HK Limited

## Images

![20A Solar Charge Controller Solar Panel Battery Regulator Safe Protection 12V/24V Auto Switch BSV20A (20 Amp) - Image 1](https://m.media-amazon.com/images/I/61ecYaLK6JL.jpg)
![20A Solar Charge Controller Solar Panel Battery Regulator Safe Protection 12V/24V Auto Switch BSV20A (20 Amp) - Image 2](https://m.media-amazon.com/images/I/61osjOnNNtL.jpg)
![20A Solar Charge Controller Solar Panel Battery Regulator Safe Protection 12V/24V Auto Switch BSV20A (20 Amp) - Image 3](https://m.media-amazon.com/images/I/71x9upWdvZL.jpg)
![20A Solar Charge Controller Solar Panel Battery Regulator Safe Protection 12V/24V Auto Switch BSV20A (20 Amp) - Image 4](https://m.media-amazon.com/images/I/61g3APUIw7L.jpg)
![20A Solar Charge Controller Solar Panel Battery Regulator Safe Protection 12V/24V Auto Switch BSV20A (20 Amp) - Image 5](https://m.media-amazon.com/images/I/61H8kvM5bWL.jpg)

---

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**Shop now:** [https://www.desertcart.co.th/products/85840035-20a-solar-charge-controller-solar-panel-battery-regulator-safe-protection](https://www.desertcart.co.th/products/85840035-20a-solar-charge-controller-solar-panel-battery-regulator-safe-protection)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-15*