{"product_id":"mars-hydro-ifresh-4-inch-smart-inline-duct-fan-ec-motor-205-cfm","title":"Mars Hydro iFresh 4-Inch Smart Inline Duct Fan, EC Motor, 205 CFM","description":"\u003cp\u003eThe iFresh 4\" is Mars Hydro's quiet EC inline fan for small tents. It moves up to 205 CFM on 27 watts, and the PWM-controlled motor lets you set the airflow you need. Add the iFresh MarsPro Add-On Pack (sold separately) to run it from the MarsPro app with alarms, schedules and climate triggers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAirflow: up to 205 CFM (approx. 348 m³\/h) · Static pressure: 347 Pa ±10%\u003c\/li\u003e\n\u003cli\u003eEC motor with PWM speed control · 3,000 RPM ±10%\u003c\/li\u003e\n\u003cli\u003ePower: 27 W ±5%, 0.4 A max · 110–240 VAC, 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003eNoise: 26 dBA (Mars Hydro lab, no-load)\u003c\/li\u003e\n\u003cli\u003eSize: 11.9\" x 6.4\" x 3.8\" (30.2 x 16.3 x 9.7 cm), for 4\" ducting\u003c\/li\u003e\n\u003cli\u003eManual speed control by knob controller; USB and RJ45 ports for smart add-ons\u003c\/li\u003e\n\u003cli\u003eIP44 · Operates from -4 to 140°F (-20 to 60°C)\u003c\/li\u003e\n\u003cli\u003eCarbon filter sold separately\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mars Hydro","offers":[{"title":"Default Title","offer_id":58666238902575,"sku":"MH-4iFreshfan","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0978\/4875\/4479\/files\/1-4-mars-fan-2025-ifresh-fan-01.jpg?v=1792173353","url":"https:\/\/mattshydroponics.com\/products\/mars-hydro-ifresh-4-inch-smart-inline-duct-fan-ec-motor-205-cfm","provider":"Matt’s Hydroponics","version":"1.0","type":"link"}