---
product_id: 505697062
title: "Delinx 12V Fan Speed Controller, Fan Power Adapter,USB 5V Step UP Boost to DC 12V Adapter, 5-12V Adjustable, with 3/4 Pin Fan Connector Cable, 4.8ft Length"
brand: "delinx"
price: "KSh5989"
currency: KES
in_stock: true
category: "Delinx"
url: https://www.desertcart.co.ke/products/505697062-delinx-12v-fan-speed-controller-fan-power-adapter-usb-5v
store_origin: KE
region: Kenya
---

# Universal 2/3/4-pin & DC5521 compatibility USB 5V powered, no extra adapter Stepless 5-12V voltage control Delinx 12V Fan Speed Controller, Fan Power Adapter,USB 5V Step UP Boost to DC 12V Adapter, 5-12V Adjustable, with 3/4 Pin Fan Connector Cable, 4.8ft Length

**Brand:** delinx
**Price:** KSh5989
**Availability:** ✅ In Stock

## Summary

> 🎛️ Take control of your airflow—because your rig deserves the perfect breeze!

## Quick Answers

- **What is this?** Delinx 12V Fan Speed Controller, Fan Power Adapter,USB 5V Step UP Boost to DC 12V Adapter, 5-12V Adjustable, with 3/4 Pin Fan Connector Cable, 4.8ft Length by delinx
- **How much does it cost?** KSh5989 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/505697062-delinx-12v-fan-speed-controller-fan-power-adapter-usb-5v)

## Best For

- delinx enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play USB Power:** Powered directly from any USB port—ditch bulky adapters and keep your setup sleek.
- • **Silent & Energy Efficient:** Optimize cooling noise and power consumption for a distraction-free, eco-friendly environment.
- • **Precision Stepless Control:** Smooth dial lets you fine-tune fan speed from whisper-quiet to max airflow effortlessly.
- • **Extended 4.8ft Cable Length:** Generous cable length plus 30cm adapter for flexible, tidy installations in any setup.
- • **Universal Fan & Pump Compatibility:** Works seamlessly with 2, 3, 4-pin fans and 12V water pumps for ultimate versatility.

## Overview

The Delinx 12V Fan Speed Controller is a USB-powered, stepless voltage regulator compatible with 2/3/4-pin fans and 12V water pumps. Featuring a 4.8ft cable and a 30cm DC5521 adapter, it offers precise fan speed adjustment from 5V to 12V with an on/off switch, enabling silent, efficient cooling for PCs, water cooling loops, and DIY electronics projects without the need for bulky power adapters.

## Description

Delinx USB 5V to 5-12V Fan Speed Controller – Your Ultimate Cooling Control Solution Tired of noisy, full-speed fans ruining your gaming or work experience? Struggling with limited motherboard fan headers or bulky power adapters for your cooling projects? The Delinx USB 5V to 5-12V Adjustable Fan Speed Controller is here to solve all your cooling pain points with a simple, versatile, and user-friendly design.✅ Universal Compatibility for All Your Cooling Devices This controller supports stepless speed regulation for 2Pin, 3Pin, and 4Pin 12V cooling fans, as well as water pumps and devices with a 5521 DC barrel connector. Whether you’re working on a PC case build, water cooling loop, DIY air purifier, or home theater cabinet, it works seamlessly with most standard 12V fans and pumps on the market.✅ USB-Powered Freedom, No Extra Cables Needed Powered by any standard USB 5V port (wall chargers, power banks, PC USB ports, or laptops), this controller eliminates the need for dedicated AC adapters. The 4.8FT (146cm) total cable length provides plenty of flexibility for installation, while the included 30cm DC5521-to-4Pin fan adapter ensures you can connect to your devices right out of the box.✅ Precise Control, Total Customization The large, ergonomic adjustment knob lets you fine-tune speed levels from near-silent low speeds to full 12V maximum airflow, while the dedicated on/off switch lets you cut power completely without unplugging devices. This means you can easily balance cooling performance, noise levels, and power consumption to match your exact needs.✅ Built for Safety and Reliability With over-voltage, over-current, and short-circuit protection, you can trust this controller to keep your fans and pumps safe from damage. The durable, heat-resistant cable and high-quality components ensure long-lasting performance, even in high-use environments like gaming PCs or 3D printer enclosures.✅ Endless Applications Perfect for: PC case cooling and gaming rig builds Water cooling pump speed control DIY air purifiers and ventilation systems Router and modem cooling Home theater and cabinet ventilation 3D printer and electronics enclosure cooling Any DIY project requiring adjustable 12V fan/pump control Specifications: Input Voltage: DC 5V (via USB Type-A) Output Voltage: DC 5V-12V adjustable Max Output Power: 6W Cable Length: 146cm/4.8FT total, 30cm fan adapter Compatible Devices: 2Pin/3Pin/4Pin 12V fans, 12V water pumps, 5521 DC devices Package Includes: 1 x Delinx USB 5V to 5-12V Fan Speed Controller 1 x 30cm DC5521 to 4Pin Fan Adapter Cable

## Features

- Universal 2/3/4-Pin & DC5521 Compatibility — Features a dedicated DC5521 to 4-pin adapter that seamlessly works with standard 2-pin, 3-pin, and 4-pin cooling fans, as well as 12V water pumps and DC5521 peripherals. One cable handles all your (speed control) needs.
- USB 5V Powered, No Extra Adapter Needed — Simply plug into any available USB port for reliable 5V input power. Eliminates the need for bulky external power supplies or wall adapters, keeping your desktop clean and clutter-free.
- Stepless Knob & On/Off Switch — Equipped with a precise sliding dial for smooth, stepless voltage adjustment from 5V to 12V. The built-in power switch allows instant fan/pump shutdown without unplugging, giving you full control over airflow and noise levels.
- 146cm Total Length with 30cm Flex Adapter — The main cable spans 4.8ft (146cm) for versatile routing, while the included 30cm DC5521 to 4-pin adapter ensures secure connections even in tight PC cases, router cabinets, or DIY cooling setups.
- Silent Operation & DIY Ready — Optimize fan speeds to match your thermal load, dramatically reducing noise and power consumption. Ideal for PC cases, water cooling loops, router cooling, AV cabinets, and custom electronics projects.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BM4DHKRH |
| Best Sellers Rank | #124,279 in Computers ( See Top 100 in Computers ) #1,115 in Computer Case Fans |
| Brand | Delinx |
| Color | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (116) |
| Input Voltage | 5 Volts |
| Manufacturer | Delinx |
| Model Number | bd820a9f-af23-4740-b4f6-313520f46462 |
| Number of Items | 1 |
| Number of Outlets | 1 |
| Number of Packs | 1 |
| Output Voltage | 12 Volts |
| Plug Type | Type A or Type B |
| Power Source | DC power supply |
| UPC | 613966166378 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Delinx
- **Colour:** Black
- **Input voltage:** 5 Volts
- **Output voltage:** 12 Volts
- **Plug type:** Type A or Type B

## Images

![Delinx 12V Fan Speed Controller, Fan Power Adapter,USB 5V Step UP Boost to DC 12V Adapter, 5-12V Adjustable, with 3/4 Pin Fan Connector Cable, 4.8ft Length - Image 1](https://m.media-amazon.com/images/I/51yPRZVOHCL.jpg)

## Frequently Bought Together

- Delinx 12V Fan Speed Controller, Fan Power Adapter,USB 5V Step UP Boost to DC 12V Adapter, 5-12V Adjustable, with 3/4 Pin Fan Connector Cable, 4.8ft Length
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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-09-10*