This inline duct fan is perfect for quietly and efficiently ventilating your mushroom grow space, with a 10-speed controller and an energy-saving EC motor that keeps noise to a minimum while ensuring optimal airflow. Ideal for grow tents and larger grow spaces. Features Designed to quietly ventilate grow tents, transfer heating/cooling to rooms, circulate fresh air, and cool AV closets Features a wired 10-speed fan controller; also compatible with all UIS™ controllers with intelligent programming PWM-controlled EC motor provides quiet and energy-efficient performance with minimal heat and noise Mixed-flow design with stator blade and hydrodynamic wind circles enables airflow delivery in filtered and unfiltered environments Product and Mounting Dimensions - Fan Unit: Duct Size: 4” | Dimensions: 6.9 x 11.9 x 7.4 in. | Bearings: Dual Ball | Mounting Hole-To-Hole Distance: 3.15 x 2.36 in. (8.0 x 6.0 cm) | Screw Hole Size: Ø 0.197 in. (Ø 0.5 cm) Product and Mounting Dimensions - Controller: Total Dimensions: 3.34 x 2.95 x 0.51 in. (8.5 x 3.6 x 1.3 cm) Product Performance and Technical Specs: Max Speed: 2800 RPM | Static Pressure: 223 Pa | Voltage: 100-240V AC | Frequency: 50/60 Hz | Max Power Draw: 28 W | Current: 0.4 A | Power Connector Type: US Plug (NEMA 1-15 Type-A) | Operating Humidity: 35 to 85% RH | Operating Temperature: 32 to 140°F | Ingress Protection: IP 44 | Mounting Positions: Horizontal or Vertical | L10 Life Expectancy: 67,000 Hours
