Mars Hydro iFresh 4-Inch Inline Duct Fan and Refillable Carbon Filter Combo Set with Speed Controller

The core motor and fan blades of the fan fully match the specifications of competitors' flagship models.
The smart controller features a USB-based design that significantly reduces cable clutter, while the app provides advanced, customizable smart control strategies.
Thanks to Mars Hydro's years of supply chain experience, this means you get the best performance at the best possible price.
Product Specifications

Fan/Duct/Filter Size: 4 inch
Airflow: 205 CFM
Noise Level: 26 dBA
Controller Type: iControl Smart Controller & APP Smart Control
Filter: Refillable Carbon Filter

The Mars Hydro 4″ iFresh Inline Fan delivers an airflow capacity of 205 CFM and features an expansion port that enables app-based climate control when combined with the iFresh MarsPro Add-On Pack. This integration creates a fully automated ventilation system that intelligently monitors and optimizes the grow room's environmental data.

ALPHA BLUNT SWISS | Official Mars Hydro Distribution Partner

• Free shipping throughout Switzerland.

• Fast delivery: 2–4 business days (shipping from EU central warehouse).

• Customs note: As shipping is from Germany, the statutory Swiss VAT (8.1%) and minor customs fees may apply upon delivery.

• 5-year warranty: Directly from Mars Hydro.