---
product_id: 303860595
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: "€ 242.03"
currency: EUR
in_stock: true
category: "Mars Hydro"
url: https://www.desertcart.sk/products/303860595-mars-hydro-ifresh-4-inline-duct-fan-205-cfm-quiet
store_origin: SK
region: Slovakia
---

# 205 CFM airflow power App & remote control Ultra-quiet EC motor 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:** € 242.03
**Availability:** ✅ In Stock

## Summary

> 🌿 Boost your grow game with silent, smart airflow mastery!

## 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?** € 242.03 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/303860595-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

- • **Whisper-Quiet Power:** 205 CFM airflow driven by an energy-efficient, brushless EC motor ensures maximum ventilation with minimal noise disruption.
- • **Durable & Dust-Resistant:** Premium ABS housing with IP42 rating guarantees long-lasting performance even in tough indoor gardening conditions.
- • **Precision Climate Control:** Real-time temp & humidity monitoring with Mars Hydro iControl compatibility keeps your grow environment flawless.
- • **Customizable Speed Settings:** 7 adjustable speeds plus a dedicated speed controller let you tailor airflow perfectly to your grow tent’s needs.
- • **Mixed-Flow Design for Uniform Air Distribution:** Engineered to push air farther and more evenly, ensuring every inch of your grow space thrives.

## Overview

The MARS HYDRO iFresh 4'' Inline Duct Fan delivers powerful 205 CFM airflow with a whisper-quiet, energy-saving brushless EC motor. Featuring app and remote control compatibility, real-time temperature and humidity monitoring, and a mixed-flow design for even air distribution, it’s engineered for professional indoor gardening and hydroponics. Built tough with IP42-rated ABS housing and adjustable speed settings, this fan ensures optimal ventilation and climate control in any grow tent environment.

## 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 Cubic Feet Per Minute |
| Best Sellers Rank | #228,875 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #186 in Greenhouse Ventilation Equipment |
| Blade Material | Plastic |
| Brand | MARS HYDRO |
| Brand Name | MARS HYDRO |
| Collection Name | Inline Duct Fans |
| Color | Black |
| Control Method | App, Remote |
| Controller Type | App Control, Remote Control |
| Customer Reviews | 3.8 out of 5 stars 55 Reviews |
| Electric Fan Design | Blower |
| Electric fan design | Blower |
| Finish Type | Glossy |
| Included Components | Remote Control, App Control, Wall Mount |
| Indoor Outdoor Usage | Indoor |
| Installation Type | Wall Mount |
| Is Product Cordless | No |
| Item Weight | 2.47 Kilograms |
| Manufacturer | MARS HYDRO |
| Material | Plastic |
| Model Name | iFresh |
| Model Number | iFresh 4 Inch |
| Motor Type | Brushless |
| Mounting Type | Wall Mount |
| Number of Power Levels | 3 |
| Number of Speeds | 7 |
| Part Number | MH-4iFreshfan |
| Power Source | Corded Electric |
| Recommended Uses For Product | Exhausting |
| Size | 4" |
| Smart Home Compatibility | Not Smart Home Compatible |
| Special Features | App Control, Variable Speed, Temperature & Humidity Probe |
| Speed | 2600 RPM |
| Standby Power Shutoff | High Efficiency |
| Style | Modern |
| Unit Count | 1.0 Count |
| Wattage | 30 watts |

## Product Details

- **Brand:** MARS HYDRO
- **Color:** Black
- **Controller Type:** App Control, Remote Control
- **Electric fan design:** Blower
- **Material:** Plastic
- **Mounting Type:** Wall Mount
- **Power Source:** Corded Electric
- **Recommended Uses For Product:** Exhausting
- **Special Feature:** App Control, Variable Speed, Temperature & Humidity Probe
- **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)
![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 2](https://m.media-amazon.com/images/I/61L41YD9s4L.jpg)
![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 3](https://m.media-amazon.com/images/I/7130KG6ejSL.jpg)
![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 4](https://m.media-amazon.com/images/I/61l0wmFLEhL.jpg)
![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 5](https://m.media-amazon.com/images/I/71w1ZbjSLbL.jpg)

## Available Options

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

## Questions & Answers

**Q: Is this a rebranded AC infinity controller ?**
A: How many fans can plug into Controller?? The AC Infinity can control intake and exhaust fans from one controller can this one do that?

**Q: How do you get the humidity control to work? My settings have them off.**
A: hi thanks for your question. please hold the up and down button Simultaneously for a seconds, then you can setting the humidity like Temperature.
Still any problem, feel free to contact our customer.

**Q: How many amps does this pull?**
A: Hi,
Thanks for your inquiry.
The input current for the 6 inch inline fan is 0.8 amps.
Hope this helps you.
Regards,

**Q: How can I buy the controller only ? I have a fan**
A: Hi
Thank you for your inquiry!
Please contact MARS HYDRO after-sales team, they will provide you with solutions
Any questions, please feel free to contact us~

## Frequently Bought Together

- MARS HYDRO 6 Inch Inline Duct Fan with Temp Controller, Exhaust Fan for Grow Tents, Hydroponics
- MARS HYDRO 6 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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**Shop now:** [https://www.desertcart.sk/products/303860595-mars-hydro-ifresh-4-inline-duct-fan-205-cfm-quiet](https://www.desertcart.sk/products/303860595-mars-hydro-ifresh-4-inline-duct-fan-205-cfm-quiet)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-07-16*