---
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: "R644"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/208793688-2pcs-20a-300w-cc-cv-step-down-module-adjustable-dc
store_origin: ZA
region: South Africa
---

# 96% Efficiency Adjustable Output Dual Heat Sinks 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:** R644
**Availability:** ✅ In Stock

## Summary

> 🔋 Power Your Projects with Precision!

## 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?** R644 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/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

- • **Robust Design:** Built with 75V/80A dual MOS tube for superior performance.
- • **Unleash Power:** Transform 6-40V to 1.2-36V effortlessly!
- • **High Efficiency:** Achieve up to 96% efficiency at 20A—save energy and costs!
- • **Easy Installation:** Convenient wiring with large 30A screw terminals.
- • **Precision Control:** Accurate voltage and current adjustments for your projects.

## Overview

The Diymore 2pcs 20A 300W CC CV Step Down Module is a versatile voltage regulator designed to convert input voltages from 6V to 40V down to a stable output of 1.2V to 36V. With a remarkable efficiency of up to 96% and robust components, this module is perfect for DIY enthusiasts and professionals alike, ensuring reliable performance and easy installation.

## Description

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

## 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 |
|---------------|-------|
| Current Rating | 20 Amps, 15 Amps |
| Mounting Type | PCB Mount |
| Power Source | DC |

## Product Details

- **Brand:** diymore
- **Power Source:** DC
- **Mounting Type:** PCB Mount
- **Current Rating:** 15 Amps, 20 Amps
- **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.co.za/products/208793688-2pcs-20a-300w-cc-cv-step-down-module-adjustable-dc](https://www.desertcart.co.za/products/208793688-2pcs-20a-300w-cc-cv-step-down-module-adjustable-dc)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-21*