---
product_id: 581428088
title: "MARS HYDRO iFresh 4'' Inline Duct Fan, 205 CFM Quiet EC Motor Grow Tent Ventilation Exhaust Fan with Speed Controller for Grow Room Cooling，Booster，Indoor Gardening ，Hydroponics"
brand: "mars hydro"
price: "€ 271.01"
currency: EUR
in_stock: true
category: "Mars Hydro"
url: https://www.desertcart.de/products/581428088-mars-hydro-ifresh-4-inline-duct-fan-205-cfm-quiet
store_origin: DE
region: Germany
---

# Full app & remote control Whisper-quiet EC motor 205 CFM airflow power MARS HYDRO iFresh 4'' Inline Duct Fan, 205 CFM Quiet EC Motor Grow Tent Ventilation Exhaust Fan with Speed Controller for Grow Room Cooling，Booster，Indoor Gardening ，Hydroponics

**Brand:** mars hydro
**Price:** € 271.01
**Availability:** ✅ In Stock

## Summary

> 🌱 Elevate your grow game with silent power and smart control!

## Quick Answers

- **What is this?** MARS HYDRO iFresh 4'' Inline Duct Fan, 205 CFM Quiet EC Motor Grow Tent Ventilation Exhaust Fan with Speed Controller for Grow Room Cooling，Booster，Indoor Gardening ，Hydroponics by mars hydro
- **How much does it cost?** € 271.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/581428088-mars-hydro-ifresh-4-inline-duct-fan-205-cfm-quiet)

## Best For

- mars hydro enthusiasts

## Why This Product

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

## Key Features

- • **Powerful Yet Silent:** Experience robust 205 CFM airflow with a brushless EC motor that keeps noise to a minimum—grow without distractions.
- • **Precision Climate Control:** Monitor and adjust temperature & humidity remotely via Mars Hydro iControl app for perfect grow conditions.
- • **Durable & Weather-Resistant:** Premium ABS housing with IP42 rating protects against dust and moisture, built to thrive in demanding grow environments.
- • **Energy-Efficient Performance:** PWM-controlled fan speed with 7 adjustable levels ensures optimal airflow while saving energy and reducing costs.
- • **Flexible Installation & Control:** Includes speed controller and supports wall mounting; works seamlessly with or without Mars Hydro controllers for ultimate convenience.

## Overview

The MARS HYDRO iFresh 4'' Inline Duct Fan delivers a powerful 205 CFM airflow using a whisper-quiet, energy-efficient brushless EC motor. Designed for indoor gardening and hydroponics, it features full app and remote control compatibility for real-time climate monitoring and customizable settings. Built with durable ABS plastic and an IP42 rating, it withstands harsh grow environments while offering flexible speed control and easy wall mounting.

## Description

desertcart.com: MARS HYDRO iFresh 4'' Inline Duct Fan, 205 CFM Quiet EC Motor Grow Tent Ventilation Exhaust Fan with Speed Controller for Grow Room Cooling，Booster，Indoor Gardening ，Hydroponics : Patio, Lawn & Garden

## Features

- APP Control：Fully compatible with Mars Hydro iControl, iHub Pro, and iConnect Controller — unlock remote control and display Real-time temperature and relative humidity data , with customizable functions: alarms, climate triggers, loop timers.
- Energy-Saving & Quiet EC Inline Fan: The inline fan boasts powerful performance with airflow at 205 CFM with no noise，Controlled by PWM, fully adjustable and more energy-efficient
- Mixed-Flow Design ： featured with a mixed-flow design that enables the fan to distribute air over greater distances, ensuring uniform airflow throughout your entire grow tent
- Build to last: Made of premium ABS plastic housing for superior durability, IP42 rated, making it highly resistant to dust and liquids, and performs well even in harsh environments
- Adjustable Speed Controller: If you do not have a Mars Hydro controller, the product is also equipped with a speed controller，it allows you to set your Inline fan speed freely

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BRSKN2W7 |
| Air Flow Capacity | 205 cfm |
| Best Sellers Rank | #169,964 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #75 in Hydroponic Ventilation Equipment |
| Blade Material | Plastic |
| Brand Name | MARS HYDRO |
| Collection Name | Inline Duct Fans |
| Color | Black |
| Control Method | App, Remote |
| Controller Type | App Control, Remote Control |
| Customer Reviews | 4.0 4.0 out of 5 stars (59) |
| Electric Fan Design | Blower |
| Finish Type | Glossy |
| Indoor Outdoor Usage | Indoor |
| Installation Type | Wall Mount |
| Item Weight | 2.47 kg |
| Manufacturer | MARS HYDRO |
| Material | Metal |
| Model Name | iFresh |
| Model Number | iFresh 4 Inch |
| Motor Type | Brushless |
| Mounting Type | Wall Mount |
| Number of Packs | 1 |
| Number of Power Levels | 3 |
| Number of Speeds | 7 |
| Part Number | MH-4iFreshfan |
| Power Source | Corded Electric |
| Recommended Uses For Product | Exhausting |
| Size | 4" |
| Speed | 2600 rpm |
| Standby Power Shutoff | High Efficiency |
| Style | Modern |
| Unit Count | 1 Count |
| Wattage | 30 watts |

## Product Details

- **Brand:** MARS HYDRO
- **Color:** Black
- **Controller Type:** App Control, Remote Control
- **Electric fan design:** Blower
- **Material:** Metal
- **Mounting Type:** Wall Mount
- **Number of Speeds:** 7
- **Power Source:** Corded Electric
- **Recommended Uses For Product:** Exhausting
- **Style:** Modern

## Images

![MARS HYDRO iFresh 4'' Inline Duct Fan, 205 CFM Quiet EC Motor Grow Tent Ventilation Exhaust Fan with Speed Controller for Grow Room Cooling，Booster，Indoor Gardening ，Hydroponics - Image 1](https://m.media-amazon.com/images/I/61wSGqgInNL.jpg)

## Available Options

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

## Frequently Bought Together

- Mars Hdyro iFresh 4 Inch Smart Inline Duct Fan with Variable Speed Controller, Temperature and Humidity Probe Sensor, 205 CFM App Control Ventilation Exhaust Fan for Grow Tents, Hydroponics
- AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long for Heating Cooling Ventilation and Exhaust
- MARS HYDRO 4 Inch Carbon Filter, Inline Air Filter Odor Control with Australian Virgin Charcoal, Carbon Filter for Inline Fan, Grow Tent, Hydroponics, Pre-Filter Included, Reversible Flange

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-10-21*