---
product_id: 364604520
title: "CLOUDLINE A4, Quiet 4” Inline Duct Fan with Speed Controller, EC Motor - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics"
brand: "ac infinity"
price: "AED 526"
currency: AED
in_stock: true
category: "Ac Infinity"
url: https://www.desertcart.ae/products/364604520-cloudline-a4-quiet-4-inline-duct-fan-with-speed-controller
store_origin: AE
region: United Arab Emirates
---

# 7.2W energy efficient EC motor 29 dBA ultra-quiet 165 CFM airflow CLOUDLINE A4, Quiet 4” Inline Duct Fan with Speed Controller, EC Motor - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics

**Brand:** ac infinity
**Price:** AED 526
**Availability:** ✅ In Stock

## Summary

> 🌿 Elevate your air game—quiet, powerful, and energy-smart ventilation for the modern pro.

## Quick Answers

- **What is this?** CLOUDLINE A4, Quiet 4” Inline Duct Fan with Speed Controller, EC Motor - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics by ac infinity
- **How much does it cost?** AED 526 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/364604520-cloudline-a4-quiet-4-inline-duct-fan-with-speed-controller)

## Best For

- ac infinity enthusiasts

## Why This Product

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

## Key Features

- • **Whisper-Quiet Power:** Operates at a barely-there 29 dBA, perfect for focused work or stealthy grow tent ventilation.
- • **Energy-Smart EC Motor:** Consumes just 7.2 watts while delivering robust 165 CFM airflow—eco-friendly meets powerhouse.
- • **Plug & Play Installation:** Compact 4-inch duct size with dual ball bearings ensures long-lasting, maintenance-free operation.
- • **Precision Airflow Control:** 10-speed wired controller lets you dial in the perfect breeze for any environment or task.
- • **Versatile Ventilation Booster:** Ideal for grow tents, AV closets, or any indoor space needing discreet, efficient air exchange.

## Overview

The AC Infinity CLOUDLINE A4 is a compact 4-inch inline duct fan featuring a high-efficiency EC motor that delivers 165 CFM airflow at an ultra-quiet 29 dBA noise level. Equipped with a 10-speed wired controller and dual ball bearings, it offers precise airflow control and long-lasting durability. Perfectly designed for grow tents, hydroponics, AV closets, and indoor ventilation needs, it balances powerful performance with energy efficiency in a sleek, easy-to-install package.

## Description

desertcart.com: AC Infinity CLOUDLINE A4, Quiet 4” Inline Duct Fan with Speed Controller, EC Motor - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics : Patio, Lawn & Garden

## Features

- Designed to quietly ventilate grow tents, exhaust odors, transfer heating/cooling to rooms, and cool AV closets.
- Features the same build quality and innovations as the CLOUDLINE Series delivered in a value package.
- Includes a wired 10-speed fan controller; also compatible with all CLOUDLINE Series smart controllers.
- Mixed flow design combined with an EC-powered motor for a truly quiet and energy efficient performance.
- Duct Size: 4” | Dimensions: 6.9 x 11.9 x 7.4 in. | Airflow: 165 CFM | Noise: 29 dBA | Bearings: Dual Ball

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09FYK6Z3R |
| Air Flow Capacity | 165 Cubic Feet Per Minute |
| Best Sellers Rank | #1,822 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1 in Hydroponic Ventilation Equipment |
| Blade Length | 7.4 Inches |
| Blade Material | Plastic |
| Brand Name | AC Infinity |
| Cable Length | 6 Feet |
| Collection Name | Inline Duct Fans |
| Color | Speed Controller for A4 |
| Control Method | App |
| Controller Type | Button Control |
| Customer Reviews | 4.7 4.7 out of 5 stars (482) |
| Electric Fan Design | Exhaust Fan |
| Finish Type | Matte |
| Included Components | Cord, Remote |
| Indoor Outdoor Usage | Indoor |
| Installation Type | Mounted |
| Is Product Cordless | No |
| Item Dimensions D x W x H | 6.9"D x 11.9"W x 7.4"H |
| Material | Polypropylene |
| Model Name | CLOUDLINE LITE A4 |
| Model Number | AI-CLA4 |
| Motor Type | EC |
| Mounting Type | Downrod Mount |
| Noise Level | 29 Decibels |
| Number of Blades | 10 |
| Number of Power Levels | 10 |
| Number of Speeds | 10 |
| Part Number | AI-CLA4 |
| Power Source | AC |
| Recommended Uses For Product | Inline Duct Fan |
| Room Type | Indoor |
| Size | 4-Inch |
| Smart Home Compatibility | Not Smart Home Compatible |
| Special Features | Programmable |
| Specification Met | CE, RoHS |
| Speed | 2800 RPM |
| Standby Power Shutoff | High Efficiency |
| Style | Cloudline A4 |
| UPC | 819137021747 |
| Unit Count | 1.0 Count |
| Voltage | 120 Volts |
| Wattage | 7.2 watts |

## Product Details

- **Brand:** AC Infinity
- **Color:** Speed Controller for A4
- **Electric fan design:** Exhaust Fan
- **Mounting Type:** Downrod Mount
- **Power Source:** AC
- **Product Dimensions:** 6.9"D x 11.9"W x 7.4"H
- **Recommended Uses For Product:** Inline Duct Fan
- **Room Type:** Indoor
- **Special Feature:** Programmable
- **Style:** Cloudline A4

## Images

![CLOUDLINE A4, Quiet 4” Inline Duct Fan with Speed Controller, EC Motor - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics - Image 1](https://m.media-amazon.com/images/I/51O8XVVM5tL.jpg)

## Available Options

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

## Frequently Bought Together

- AC Infinity CLOUDLINE A4, Quiet 4” Inline Duct Fan with Speed Controller, EC Motor - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics
- AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long for Heating Cooling Ventilation and Exhaust
- AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust

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**Shop now:** [https://www.desertcart.ae/products/364604520-cloudline-a4-quiet-4-inline-duct-fan-with-speed-controller](https://www.desertcart.ae/products/364604520-cloudline-a4-quiet-4-inline-duct-fan-with-speed-controller)

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*Product available on Desertcart United Arab Emirates*
*Store origin: AE*
*Last updated: 2026-07-10*