Supports 4pin PWM type fans only, not compatible with 3 pin fans.
Fantronix Inline Fan - Speed / temp knobs - Plus 2x2m ducting hose, 2x vents
4 Wire Fan Speed Controller DC 12V 3A Reliable Mini PWM Fan Speed Controller
2 Inch Mini Inline Duct Strong wind speed Fan With 32Mm Pvc Adapter,Djustable Variable Vent Blower Air Diffuser Extractor For Grow Tent Hydroponics (Color:Adjustable Speed,Size 503
Inline Duct Ventilation Fan w/ONE SPEED,CENTRIFUGAL INLINE FAN,MIXED FLOW INLINE
Inline Duct Ventilation Fan w/Variable Speed Control,CENTRIFUGAL INLINE FAN
FICBXRA 10 Inch Inline Duct Fan, 618 CFM Inline Fan Duct Exhaust Fan Constant Speed for for Grow Tent, Indoor Garden Ventilation
