---
product_id: 208793688
title: "2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module 20v to 12v Step Down"
brand: "diymore"
price: "€ 36.61"
currency: EUR
in_stock: true
category: "Diymore"
url: https://www.desertcart.at/products/208793688-2pcs-20a-300w-cc-cv-step-down-module-adjustable-dc
store_origin: AT
region: Austria
---

# 96% efficiency at 20A Dual MOSFETs with heat sinks Adjustable output 1.2-36V 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module 20v to 12v Step Down

**Brand:** diymore
**Price:** € 36.61
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your projects smarter, cooler, and cleaner!

## Quick Answers

- **What is this?** 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module 20v to 12v Step Down by diymore
- **How much does it cost?** € 36.61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/208793688-2pcs-20a-300w-cc-cv-step-down-module-adjustable-dc)

## Best For

- diymore enthusiasts

## Why This Product

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

## Key Features

- • **Wide Input Range:** Supports 6V to 40V DC input, perfect for versatile power setups and demanding applications.
- • **Precision Power Control:** Easily dial in exact voltage and current for your projects with adjustable CC/CV modes.
- • **User-Friendly Installation:** Large 30A screw terminals simplify wiring, making setup quick and secure for pros and tinkerers alike.
- • **High Efficiency Performance:** Up to 96% efficiency reduces energy waste and heat generation, keeping your system cool and reliable.
- • **Robust Build with Heat Dissipation:** Dual MOSFETs paired with two heat sinks ensure stable operation under heavy loads without overheating.

## Overview

The Diymore 2pcs 20A 300W Step Down Module is a high-efficiency, adjustable DC-DC buck converter designed for precise voltage and current regulation. Featuring a wide 6-40V input range, dual MOSFETs with heat sinks for enhanced thermal management, and large screw terminals for easy wiring, it delivers stable, low-ripple output ideal for professional-grade electronics and DIY power supply solutions.

## Description

Buy Diymore 2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module 20v to 12v Step Down: Power Converters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- This step-down voltage module with a wide input voltage range from 6V to 40V, the step-down converter can accurately adjust output voltage and current.
- It is designed with 75V/80A large current dual MOS tube. Input and output use high frequency low resistance electrolytic capacitor, low ripple, stable output.
- The efficiency can be up to 96%, measured at 20A, converting 24V to 12V. Wiring is convenient with these large current 30A screw terminals.
- The buck module has 2 heat sink that could enhance heat dissipation, extending service life.
- When there is a big difference between input and output voltage, please decrease power and current.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07Y7YB14L |
| Best Sellers Rank | #181,548 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #739 in Power Converters |
| Brand Name | diymore |
| Current Rating | 15 Amps, 20 Amps |
| Customer Reviews | 3.8 3.8 out of 5 stars (175) |
| Manufacturer | diymore |
| Model | 012359 |
| Mounting Type | PCB Mount |
| Part Number | 012359us |
| Power Source | DC |
| Specification Met | UL |
| Unit Count | 2.0 Count |

## Product Details

- **Brand:** diymore
- **Current Rating:** 15 Amps, 20 Amps
- **Mounting Type:** PCB Mount
- **Power Source:** DC
- **Specification Met:** UL

## Images

![2pcs 20A 300W CC CV Step Down Module Adjustable DC 6-40V to 1.2-36V Voltage Regulator Buck Converter Constant Current Power Supply Module 20v to 12v Step Down - Image 1](https://m.media-amazon.com/images/I/71zhHvPL9iL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.at/products/208793688-2pcs-20a-300w-cc-cv-step-down-module-adjustable-dc](https://www.desertcart.at/products/208793688-2pcs-20a-300w-cc-cv-step-down-module-adjustable-dc)

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-07-09*