---
product_id: 487226068
title: "NNL DBTB0428B2G 40mm Powerful Cooling Fan for AVC 4028 12V 1A High Speed Server Fans 40 * 40 * 28mm Dual Ball Bearing 4-Wire 4Pin PWM"
brand: "nnl"
price: "€ 65.47"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/487226068-nnl-dbtb0428b2g-40mm-powerful-cooling-fan-for-avc-4028-12v
store_origin: FI
region: Finland
---

# 12V high power High speed 1.0A airflow PWM smart temp control NNL DBTB0428B2G 40mm Powerful Cooling Fan for AVC 4028 12V 1A High Speed Server Fans 40 * 40 * 28mm Dual Ball Bearing 4-Wire 4Pin PWM

**Brand:** nnl
**Price:** € 65.47
**Availability:** ✅ In Stock

## Summary

> 🌬️ Stay cool, stay ahead — power your setup with precision airflow!

## Quick Answers

- **What is this?** NNL DBTB0428B2G 40mm Powerful Cooling Fan for AVC 4028 12V 1A High Speed Server Fans 40 * 40 * 28mm Dual Ball Bearing 4-Wire 4Pin PWM by nnl
- **How much does it cost?** € 65.47 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/487226068-nnl-dbtb0428b2g-40mm-powerful-cooling-fan-for-avc-4028-12v)

## Best For

- nnl enthusiasts

## Why This Product

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

## Key Features

- • **Smart PWM Control:** Adaptive speed regulation keeps your system cool and energy-efficient under any load.
- • **Compact Yet Mighty:** 40x40x28mm size fits tight spaces without compromising cooling performance.
- • **Turbocharged 12V Power:** Delivers a robust 1.0A current for maximum airflow and rapid heat dissipation.
- • **Plug-and-Play 4-Pin Design:** Seamlessly integrates with modern motherboards for real-time fan speed monitoring.
- • **Precision Dual Ball Bearings:** Engineered for ultra-durable, whisper-quiet operation that outlasts the competition.

## Overview

The DBTB0428B2G is a high-performance 40mm cooling fan featuring dual ball bearings for enhanced durability and quiet operation. Operating at 12V and 1.0A, it delivers powerful airflow in a compact 40x40x28mm form factor. Equipped with 4-wire PWM technology, it offers intelligent temperature-based speed control, making it ideal for servers and high-demand electronics requiring efficient, reliable cooling.

## Description

DBTB0428B2G 40mm Powerful Cooling Fan for AVC 4028 12V 1A High Speed Server Fans 40 * 40 * 28mm Dual Ball Bearing 4-Wire 4Pin PWM

## Features

- Model: DBTB0428B2G
- Bearing: high precision double ball bearing
- Current: 1.0A high speed violent large air volume fan
- Dimensions: 40 x 40 x 28mm side length 4cm thickness 2.8cm
- Additional functions: PWM intelligent temperature control and speed measu

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | NNL |
| Product Dimensions | 2.8 x 4 x 4 cm; 100 g |
| Item model number | NNL-128 |
| Manufacturer | NNL |
| Voltage | 12 Volts |
| Wattage | 3 watts |
| Are Batteries Included | No |
| Item Weight | 100 g |

## Product Details

- **Product dimensions:** 28L x 40W x 40H millimeters
- **Brand:** NNL
- **Power connector type:** 4-Pin
- **Voltage:** 12 Volts
- **Wattage:** 3 watts

## Images

![NNL DBTB0428B2G 40mm Powerful Cooling Fan for AVC 4028 12V 1A High Speed Server Fans 40 * 40 * 28mm Dual Ball Bearing 4-Wire 4Pin PWM - Image 1](https://m.media-amazon.com/images/I/51hIm0EgP+L.jpg)

## Frequently Bought Together

- NNL DBTB0428B2G 40mm Powerful Cooling Fan for AVC 4028 12V 1A High Speed Server Fans 40 * 40 * 28mm Dual Ball Bearing 4-Wire 4Pin PWM
- ARCTIC S4028-15K - 40x40x28 mm Server Fan, 1400–15000 RPM, PWM Regulated, 4-pin Connector, 12 V DC, Rack Cooling Fan - Black
- DB04028B12U 40mm Fan 4cm 4028 40x40x28mm 12V 0.66A Dual Ball Bearing 4-Wire 4pin PWM Server Power Airflow Coo

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-16*