---
product_id: 619809853
title: "Step UP/Down Transformer, 3000W Voltage Converter AC 110V/120V/220V/240V Heavy Duty Power Transformer Automatic Voltage Regulator Stabilizer Circuit Breaker Protection"
brand: "dnysysj"
price: "€ 210.59"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/619809853-step-up-down-transformer-3000w-voltage-converter-ac-110v-120v
store_origin: NL
region: Netherlands
---

# 3000W heavy-duty power Step up/down voltage selector Dual-diameter heat dissipation Step UP/Down Transformer, 3000W Voltage Converter AC 110V/120V/220V/240V Heavy Duty Power Transformer Automatic Voltage Regulator Stabilizer Circuit Breaker Protection

**Brand:** dnysysj
**Price:** € 210.59
**Availability:** ✅ In Stock

## Summary

> ⚡ Transform your power game—never get caught powerless again!

## Quick Answers

- **What is this?** Step UP/Down Transformer, 3000W Voltage Converter AC 110V/120V/220V/240V Heavy Duty Power Transformer Automatic Voltage Regulator Stabilizer Circuit Breaker Protection by dnysysj
- **How much does it cost?** € 210.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/619809853-step-up-down-transformer-3000w-voltage-converter-ac-110v-120v)

## Best For

- dnysysj enthusiasts

## Why This Product

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

## Key Features

- • **Cool Under Pressure:** Dual-diameter heat vents ensure optimal cooling for longer, safer operation.
- • **Portable Powerhouse:** Compact design with a carry handle makes it your go-to transformer on the move.
- • **Built-in Safety First:** Automatic overload shutdown and circuit breaker protect your gear and peace of mind.
- • **Seamless Voltage Switching:** Easily toggle between 110V and 240V to power any device, anywhere.
- • **Power that Keeps You Moving:** Robust 3000W capacity handles high-demand devices without breaking a sweat.

## Overview

This heavy-duty 3000W step-up/down transformer converts voltage between 110-120V and 220-240V with an easy selector switch. Featuring dual-diameter heat dissipation vents and automatic overload protection, it ensures safe, stable operation for household and industrial appliances. Its portable design with a carry handle makes it ideal for versatile, reliable power conversion wherever you need it.

## Description

Step UP/Down Transformer, 3000W Voltage Converter AC 110V/120V/220V/240V Heavy Duty Power Transformer Automatic Voltage Regulator Stabilizer Circuit Breaker Protection

## Features

- 【High Power and Overload Protection】This product is a heavy-duty step-up/down transformer converter with a maximum power of 3000 watts to meet daily needs.When using too much high-power equipment room, more than the load capacity of the distribution line, the transformer will automatically stop working to prevent security risks.
- 【Heat Dissipation Performance】 The product has double-diameter heat dissipation outlets, so the heat dissipation performance is good. It ensures the stable operation of the transformer and prolongs the service life at the same time.
- 【Wide Usage and Easy to Use】 The power transformer can be widely used with household appliances such as rice cookers, coffee machines, vacuum cleaners, etc., as well as industrial use. There is a portable carry handle on top of the product for easy access. When you need to start or stop the converter, just press the on/off button.
- 【Input Voltage Selector & Step Up and Down】 The input voltage can be selected from 110V/200V/220V/240V power supply, which can adapt to the choice of conversion voltage in most cases. This voltage converter transformer can step up the voltage from 110V to 240V or step down from 240V to 110V in a variety of ways for you to choose.
- 【Good Choice】This is a 3000 watt step-up/down transformer converter. It can step up the voltage from 110-120 volts to 220-240 volts and also step down the voltage from 220-240 volts to 110-120 volts. This step-up/down transformer offers you a safe, reliable, economical, and convenient solution for your requirement of voltage conversion.

## Product Details

- **Brand:** DNYSYSJ
- **Power Source:** Corded Electric
- **Product Dimensions:** 6.5"D x 7.68"W x 6.5"H
- **Mounting Type:** Floor Mount
- **Specification Met:** UL

## Images

![Step UP/Down Transformer, 3000W Voltage Converter AC 110V/120V/220V/240V Heavy Duty Power Transformer Automatic Voltage Regulator Stabilizer Circuit Breaker Protection - Image 1](https://m.media-amazon.com/images/I/51b+RKj7-rL.jpg)

## Available Options

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

## Frequently Bought Together

- Step UP/Down Transformer, 3000W Voltage Converter AC 110V/120V/220V/240V Heavy Duty Power Transformer Automatic Voltage Regulator Stabilizer Circuit Breaker Protection
- 4 Pack Universal Adapter, Europe to US Plug Travel Adapters (White)
- Romeda 6 Pack European to US Plug Adapter, Travel Small European to American Outlet Plug Adapter, European Plug Adapter to USA Power Converter (White)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.nl/products/619809853-step-up-down-transformer-3000w-voltage-converter-ac-110v-120v](https://www.desertcart.nl/products/619809853-step-up-down-transformer-3000w-voltage-converter-ac-110v-120v)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-26*