---
product_id: 164122020
title: "Mairuay DPS5020 USB Communication 50V 20A Constant Voltage Current Step-Down Digital Power Supply Buck Voltage Converter LCD Voltmeter"
brand: "mairuay"
price: "FREE"
currency: EUR
in_stock: true
category: "Aht"
url: https://www.desertcart.de/products/164122020-mairuay-dps5020-usb-communication-50v-20a-constant-voltage-current-step
store_origin: DE
region: Germany
---

# Mairuay DPS5020 USB Communication 50V 20A Constant Voltage Current Step-Down Digital Power Supply Buck Voltage Converter LCD Voltmeter

**Brand:** mairuay
**Price:** FREE
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Mairuay DPS5020 USB Communication 50V 20A Constant Voltage Current Step-Down Digital Power Supply Buck Voltage Converter LCD Voltmeter by mairuay
- **How much does it cost?** FREE with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/164122020-mairuay-dps5020-usb-communication-50v-20a-constant-voltage-current-step)

## Best For

- mairuay enthusiasts

## Why This Product

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

## Description

Description:This module support USB communication function.Its adjustable output voltage range is 0-50.00V, step by 0.01V. Its adjustable output current range is 0-20.00A, step by 0.01A.This module has power-down stored function and can store 10 groups preset value. And it also has the function of extracting quickly two groups stored value.On the output state remind area, you can see that output opens or not, the state of constant voltage and constant current, output is normal or not, the key is locked or not, and the current data groups that is being used.Specifications:Input voltage range: 6-60V.Output voltage range: 0V-50.00V.Output current: 0-20.000A.Output power range: 0-1000W.Output voltage program and read back resolution: 0.01V.Output current program and read back resolution: 0.01A. Output Voltage program and read back accuracy: ± (0.5% + 1 digits).Output Current program and read back accuracy: ± (0.5% + 2 digits).Display module size: 79*43*41(mm) (L*W*H).Open size: 71mm*39mm.Power module size: 93*71*41(mm) (L*W*H).Length of connecting line: 200mm.Fixed hole center distance: 86mm, 64mm.USB communication function.Package Include:1 * Voltage Current Step-down Module(as picture shows).1 * USB Board.

## Features

- On the output state remind area, you can see that output opens or not, the state of constant voltage and constant current, output is normal or not
- On the setting data interface, you can adjust overvoltage value, overcurrent value, over-power value, data set and LCD brightness
- Small size, advanced function, good visual effect. Easy to install and operate
- Compared with the traditional analog power supply, it is more convenient to quickly extract the voltage or current required
- LCD display on the module has the function digital voltmeter and ammeter. You can view the preset voltage, input voltage, output voltage, the preset current, output current, output power, etc

## Images

![Mairuay DPS5020 USB Communication 50V 20A Constant Voltage Current Step-Down Digital Power Supply Buck Voltage Converter LCD Voltmeter - Image 1](https://images-na.ssl-images-amazon.com/images/I/51axu3gqc3L.jpg)
![Mairuay DPS5020 USB Communication 50V 20A Constant Voltage Current Step-Down Digital Power Supply Buck Voltage Converter LCD Voltmeter - Image 2](https://images-na.ssl-images-amazon.com/images/I/51r6Ub%2BAtNL.jpg)
![Mairuay DPS5020 USB Communication 50V 20A Constant Voltage Current Step-Down Digital Power Supply Buck Voltage Converter LCD Voltmeter - Image 3](https://images-na.ssl-images-amazon.com/images/I/51NIvcab5NL.jpg)
![Mairuay DPS5020 USB Communication 50V 20A Constant Voltage Current Step-Down Digital Power Supply Buck Voltage Converter LCD Voltmeter - Image 4](https://images-na.ssl-images-amazon.com/images/I/51QCITpOLGL.jpg)
![Mairuay DPS5020 USB Communication 50V 20A Constant Voltage Current Step-Down Digital Power Supply Buck Voltage Converter LCD Voltmeter - Image 5](https://images-na.ssl-images-amazon.com/images/I/51mgi7TNJIL.jpg)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-04-24*