---
product_id: 541872433
title: "42V AC/DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 37 Volt 74Wh 2000mAh 37VDC Lithium Li-ion Battery Shenzhen Unisun DC42V 0.4A 42VDC 400mA Switching Power Supply Cord"
brand: "eetao"
price: "S$58"
currency: SGD
in_stock: false
reviews_count: 1
url: https://www.desertcart.sg/products/541872433-42v-ac-dc-adapter-charger-compatible-with-model-hy-a02
store_origin: SG
region: Singapore
---

# 42V Output Compatible Plug Safety Protections 42V AC/DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 37 Volt 74Wh 2000mAh 37VDC Lithium Li-ion Battery Shenzhen Unisun DC42V 0.4A 42VDC 400mA Switching Power Supply Cord

**Brand:** eetao
**Price:** S$58
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Charge Ahead with Confidence!

## Quick Answers

- **What is this?** 42V AC/DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 37 Volt 74Wh 2000mAh 37VDC Lithium Li-ion Battery Shenzhen Unisun DC42V 0.4A 42VDC 400mA Switching Power Supply Cord by eetao
- **How much does it cost?** S$58 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/541872433-42v-ac-dc-adapter-charger-compatible-with-model-hy-a02)

## Best For

- eetao enthusiasts

## Why This Product

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

## Key Features

- • **Global Ready:** Supports input voltage from 100-240VAC, perfect for travel.
- • **Safety First:** Equipped with OVP, OCP, and SCP for ultimate protection.
- • **Powerful Performance:** Delivers a robust 42V output for optimal charging.
- • **Hassle-Free Guarantee:** 30-day refund and 24-month exchange policy for peace of mind.
- • **Universal Compatibility:** Designed for a wide range of devices with a round barrel plug.

## Overview

The 42V AC/DC Adapter Charger is a reliable power solution designed for the HY-A02 HYA02 37V 2.0Ah lithium-ion battery. With a robust output of 42V and essential safety features, this adapter ensures your devices are charged efficiently and safely, making it a must-have for tech-savvy professionals.

## Description

eeTao New Global 42V AC / DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 74Wh DC37V 2Ah 37 Volt 2000mAh 37 Volts 2000 mAh 37VDC Lithium Ion Li-ion Battery Shenzhen Unisun Electronics Co., Ltd DC42V 0.4A +42V 400mA 42.0V 0.40A 42VDC 42.0VDC 42 V 42 VDC Switching Power Supply Cord Cable PS Wall Home Charger Mains PSU (⚠️w/ Barrel ✅ Round Plug Tip single prong. NOT 3-Prong ❌ Connector. Please Check For Compatibility With Your Unit. Thanks.) CECCCROHS 100-240

## Features

- (⚠️Output 42V. NOT for 24V ❌ version. NOT for 29.4V ❌ version. w/ Barrel ✅ Round Plug. NOT 3-Prong ❌ Connector. Please Check For Compatibility With Your Unit. Thanks.) World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. eeTao 30 days Refund. 24 Months Exchange.
- eeTao New Global 42V AC / DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 74Wh DC37V 2Ah 37 Volt 2000mAh 37 Volts 2000 mAh 37VDC Lithium Ion Li-ion Battery Shenzhen Unisun Electronics Co., Ltd DC42V 0.4A +42V 400mA 42.0V 0.40A 42VDC 42.0VDC 42 V 42 VDC Switching Power Supply Cord Cable PS Wall Home Charger Mains PSU (⚠️w/ Barrel ✅ Round Plug Tip single prong. NOT 3-Prong ❌ Connector. Please Check For Compatibility With Your Unit. Thanks.)
- !!!Note: Rechargeable batteries don't last forever, the average battery last 1 to 3 years. If the battery is old/dead, it will not accept a charge. But not charger's problem. If you're not sure whether battery or charger is dead or not. You must have a volt meter in order to tell whether or not a charger is working.

## Images

![42V AC/DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 37 Volt 74Wh 2000mAh 37VDC Lithium Li-ion Battery Shenzhen Unisun DC42V 0.4A 42VDC 400mA Switching Power Supply Cord - Image 1](https://m.media-amazon.com/images/I/61mpq-W8YkL.jpg)
![42V AC/DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 37 Volt 74Wh 2000mAh 37VDC Lithium Li-ion Battery Shenzhen Unisun DC42V 0.4A 42VDC 400mA Switching Power Supply Cord - Image 2](https://m.media-amazon.com/images/I/5107Twrw0ZL.jpg)
![42V AC/DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 37 Volt 74Wh 2000mAh 37VDC Lithium Li-ion Battery Shenzhen Unisun DC42V 0.4A 42VDC 400mA Switching Power Supply Cord - Image 3](https://m.media-amazon.com/images/I/51wAvopPreL.jpg)
![42V AC/DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 37 Volt 74Wh 2000mAh 37VDC Lithium Li-ion Battery Shenzhen Unisun DC42V 0.4A 42VDC 400mA Switching Power Supply Cord - Image 4](https://m.media-amazon.com/images/I/61N7LZEvtRL.jpg)
![42V AC/DC Adapter Charger Compatible with Model: HY-A02 HYA02 37V 2.0Ah 37 Volt 74Wh 2000mAh 37VDC Lithium Li-ion Battery Shenzhen Unisun DC42V 0.4A 42VDC 400mA Switching Power Supply Cord - Image 5](https://m.media-amazon.com/images/I/617XPPe98wL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Works Great
  

*by D***A on Reviewed in the United States on December 12, 2023*

I use it to charge a Hoover board, just what I was looking for. I recommend this charger.

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**Shop now:** [https://www.desertcart.sg/products/541872433-42v-ac-dc-adapter-charger-compatible-with-model-hy-a02](https://www.desertcart.sg/products/541872433-42v-ac-dc-adapter-charger-compatible-with-model-hy-a02)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-31*