DESCRIPTION The SMSCOM Twin Fan Controller Pro MK2 4.5A is a high-performance climate control unit designed to manage both intake and exhaust fans simultaneously with exceptional accuracy. Ideal for grow rooms and hydroponic setups, this controller ensures a stable environment by continuously adjusting fan speeds to maintain your desired temperature. Built with premium-quality components and engineered for reliability, the MK2 version includes temperature and negative pressure control, as well as night-time fan speed settings for complete environmental stability. This plug-and-play solution helps prevent negative pressure issues, reduces noise, and improves overall air circulation in your grow space. Key Features: Dual Fan Control: Simultaneously manages intake and exhaust fans for balanced airflow. Temperature Monitoring: Includes a built-in sensor to precisely control room temperature. Negative Pressure Regulation: Automatically maintains negative pressure to prevent odour leakage. Night-Time Speed Setting: Adjustable minimum speed setting for night-time operation. Silent Operation: Ensures fans run quietly by gradually increasing/decreasing speed. Plug & Play: Easy to install and compatible with most AC fan systems up to 4.5A. Technical Specifications: Maximum Load: 4.5 Amps (combined for both fans) Voltage: 230V / 50Hz Power Input: 1 Phase, 3-pin UK plug Temperature Range: 5°C – 55°C Minimum Fan Speed Setting: Adjustable Night-Time Setting: Included Temperature Sensor Cable Length: Approx. 2.5 metres Housing: Durable, flame-retardant casing Dimensions: Compact, wall-mountable design Ideal Uses:Indoor propagation areas Enclosed horticultural environments Any setup requiring precise airflow and temperature control