Headwind HVC Smart Speed Controller with Thermal Probe

Description 6 speed controller for monitoring environmental temperature, accurate ventilation and energy saving. Temperature and humidity control, air pressure adjustment and auto control. Utilises standard headphone jack type connector from fan to controller. Included. Universal jack 0-10V PWM 3.5mm type included. Control up to 4 fans in series. • Regulates fan speed to maintain optimal temperature and humidity. • Temperature and Humidity Control. • Differential Air Pressure Adjustment. • Temperature and Humidity Calibration. • Capable of operating 2 EC fans at the same time. • Auto-Control, Manual, Day/Night, Min/Max Speed, Timer, Cycle, Alarm and Circadian Modes. • Powered by Headwind HVC EC fans and does not require any additional power cord or power adaptor to operate.