---
product_id: 486406637
title: "DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter"
brand: "drok"
price: "118 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/486406637-drok-12v-to-3-7v-buck-converter-dc-8-35v
store_origin: PL
region: Poland
---

# 95% Efficiency Waterproof Design Safety Protections DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter

**Brand:** drok
**Price:** 118 zł
**Availability:** ✅ In Stock

## Summary

> 🔋 Power Your Passion with Precision!

## Quick Answers

- **What is this?** DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter by drok
- **How much does it cost?** 118 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/486406637-drok-12v-to-3-7v-buck-converter-dc-8-35v)

## Best For

- drok enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Durable:** Built to last with waterproof and shock-proof design!
- • **Efficient Cooling:** Aluminum case ensures optimal heat dissipation!
- • **Robust Protection:** Stay safe with multiple protection features!
- • **Powerful Performance:** Transform 12V to 3.7V with ease!
- • **Versatile Applications:** Perfect for car audio, LED displays, and more!

## Overview

The DROK 12V to 3.7V Buck Converter is a high-performance voltage regulator module designed to efficiently step down voltage from DC 8-35V to a stable 3.7V output. With a maximum output current of 3A and power of 11W, it is ideal for a variety of applications including car audio systems, LED displays, and more. This converter boasts over 95% conversion efficiency and features robust protections against over-current, over-temperature, and short circuits, all housed in a durable, waterproof aluminum case.

## Description

DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter

## Features

- PARAMETER --- input voltage DC 8V-35V (9V 12V 24V 30V); output voltage DC 3.7V; output current 3A; output power 11W.
- APPLICATION --- 12v to 3.7v step down converter. Can be used for car audio, LED display; motor, speaker; auto map navigator; hard disk player; media; electric fan; toy cars; air conditioning; solar energy, etc.
- PROTECTION --- over-current protection; over-temp protection; input reverse connection protection; short-circuit protection; waterproof; dust-proof; moisture-proof; shock-proof.
- CONVERSION EFFICIENCY --- over 95% max.
- FEATURE --- high conversion efficiency, low heat generation; aluminum case, good heat dissipation, high safety.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B6PNWTFC |
| Best Sellers Rank | #56,777 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #197 in Power Converters |
| Customer Reviews | 4.6 4.6 out of 5 stars (576) |
| Date First Available | July 15, 2022 |
| Item Weight | 1.13 ounces |
| Item model number | 2275d8b4-7aa9-48f8-9777-d263e86c3e48 |
| Manufacturer | DROK |
| Package Dimensions | 5.67 x 3.19 x 0.91 inches |

## Product Details

- **Brand:** DROK
- **Colour:** multicolor
- **Item weight:** 0.03 Kilograms
- **Input voltage:** 35 Volts
- **Output voltage:** 3.7 Volts (DC)

## Images

![DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter - Image 1](https://m.media-amazon.com/images/I/61+okZZ7xtL.jpg)
![DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter - Image 2](https://m.media-amazon.com/images/I/61k56XmMMRL.jpg)
![DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter - Image 3](https://m.media-amazon.com/images/I/61LLsCyvl7L.jpg)
![DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter - Image 4](https://m.media-amazon.com/images/I/51jo+xRDfNL.jpg)
![DROK 12v to 3.7v Buck Converter, DC 8-35V to 3.7V 3A 11W Voltage Regulator Board Power Supply Module, 5V 6V 9V 12V 24V Waterproof Car Volt Step Down Buck Converter - Image 5](https://m.media-amazon.com/images/I/61tD9trV+HL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.pl/products/486406637-drok-12v-to-3-7v-buck-converter-dc-8-35v](https://www.desertcart.pl/products/486406637-drok-12v-to-3-7v-buck-converter-dc-8-35v)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-26*