---
product_id: 139891103
title: "40mm x 20mm 12V Dual Ball Bearing DC Brushless Cooling Fan for 12 Volt PSU Replacment, DIY Small Electronic Equipment Cooling"
brand: "wathai"
price: "7808 Ft"
currency: HUF
in_stock: true
url: https://www.desertcart.hu/products/139891103-40mm-x-20mm-12v-dual-ball-bearing-dc-brushless-cooling
store_origin: HU
region: Hungary
---

# 6000 RPM speed 7.85 CFM airflow 26 dBA noise level 40mm x 20mm 12V Dual Ball Bearing DC Brushless Cooling Fan for 12 Volt PSU Replacment, DIY Small Electronic Equipment Cooling

**Brand:** wathai
**Price:** 7808 Ft
**Availability:** ✅ In Stock

## Summary

> 🌬️ Keep Your Cool with Wathai!

## Quick Answers

- **What is this?** 40mm x 20mm 12V Dual Ball Bearing DC Brushless Cooling Fan for 12 Volt PSU Replacment, DIY Small Electronic Equipment Cooling by wathai
- **How much does it cost?** 7808 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/139891103-40mm-x-20mm-12v-dual-ball-bearing-dc-brushless-cooling)

## Best For

- wathai enthusiasts

## Why This Product

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

## Key Features

- • **Easy Installation:** Includes mounting screws and a 20cm cable for hassle-free setup.
- • **Efficient Cooling:** Delivers 7.85 CFM airflow to keep your devices cool.
- • **Compact Powerhouse:** Perfectly sized at 40x20mm for versatile applications.
- • **Whisper-Quiet Operation:** Enjoy a serene environment with just 26 dBA noise.
- • **Long-Lasting Reliability:** Dual ball bearing design ensures 50,000 hours of performance.

## Overview

The Wathai 40mm x 20mm 12V Dual Ball Bearing DC Brushless Cooling Fan is designed for efficient cooling of various electronic devices, including PSUs, 3D printers, and DVRs. Operating at 6000 RPM with a noise level of just 26 dBA, this compact fan offers a reliable airflow of 7.85 CFM and boasts a lifespan of 50,000 hours, making it an ideal choice for DIY enthusiasts and professionals alike.

## Description

Wathai 40mm x 20mm 12V Dual Ball Bearing DC Brushless Cooling Fan for 12 Volt PSU Replacment, DIY Small Electronic Equipment Cooling

## Features

- 40x20mm size fan for replacing fans in inverter and storage equipmentcs such as PSU，battery charger, 3D printer, switches, NAS , DVRs etc
- The 40mm DC brushless fan operates at 12V, ideal for cooling electronic equipment. This compact 40x40x20 12V fan ensures efficient cooling for various electronics, making it a reliable choice for 12V cooling needs
- Dual ball bearing providing reliable performance for prolonged periods with a lifespan of 50,000 hours
- Rated Voltage:12V 0.05A; Speed: 6000RPM; Air flow: 7.85CFM; Noise:26dBA; Connecter: XH2.54-2Pin; Cable Length: 20cm Or 8 inche
- 1 Piece fan and mounting screws & nuts; Dimension: 40mm(L) x 40mm(W) x 20mm(H) / 1.58x1.58x0.79 in. per fan

## Product Details

- **Product Dimensions:** 1.56"L x 1.58"W x 0.79"H
- **Brand:** Wathai
- **Power Connector Type:** 2-Pin
- **Voltage:** 12 Volts (DC)
- **Cooling Method:** fan cooling
- **Compatible Devices:** Amplifier, Desktop, Gaming Console, Printer, Projector
- **Noise Level:** 26 Decibels
- **Material:** Plastic
- **Maximum Rotational Speed:** 6000 RPM
- **Air Flow Capacity:** 7.85 Cubic Feet Per Minute

## Images

![40mm x 20mm 12V Dual Ball Bearing DC Brushless Cooling Fan for 12 Volt PSU Replacment, DIY Small Electronic Equipment Cooling - Image 1](https://m.media-amazon.com/images/I/61hfGa4JKqL.jpg)

## Available Options

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

## Frequently Bought Together

- Wathai 40mm x 20mm 12V Dual Ball Bearing DC Brushless Cooling Fan for 12 Volt PSU Replacment, DIY Small Electronic Equipment Cooling
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**Shop now:** [https://www.desertcart.hu/products/139891103-40mm-x-20mm-12v-dual-ball-bearing-dc-brushless-cooling](https://www.desertcart.hu/products/139891103-40mm-x-20mm-12v-dual-ball-bearing-dc-brushless-cooling)

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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-01-22*