Product Description Important Note on Regulations for Fluorinated Gases IN ITALY** In accordance with Regulation (EU) No. 517/2014 and Legislative Decree No. 146/2018, equipment containing non-hermetically sealed fluorinated gases can only be sold if installed by a certified company. By law, every sale must be registered in the Fluorinated Gas database, including a declaration from the buyer guaranteeing compliance with regulations. Therefore, before completing the order, it will be necessary to provide this mandatory declaration. Technical specifications Internal Units Internal unit catalog code: 3x WINTER12 Power: 12000 Btu Cooling capacity: 3.40 kW Heating capacity: 3.40 kW Airflow: 480 m3/h Sound pressure level: 23~41 dB(A) Liquid pipe diameter: 6.35 mm (1/4") Gas pipe diameter: 9.52 mm (3/8") Dimensions (WxHxD): 698x255x190 mm Weight: 6.8 Kg Optional Wi-Fi: 4Xe Module External Unit External unit catalog code: WINTER TRIAL 21 Number of connectable internal units: Up to 3 internal units SEER energy efficiency: 6.1 SCOP: 4.0 Cooling energy efficiency class: A++ Heating energy efficiency class: A+ Performance Cooling capacity: 6.20 kW Heating capacity: 6.50 kW Cooling absorption: 1.920 kW Heating absorption: 1.752 kW Sound power level: 68 dB(A) Electrical data Power supply (V/Hz/Ø): 220~240/50/1 Refrigerant gas: R-32 Installation data Liquid pipe diameter: 6.35 mm (1/4") x3 Gas pipe diameter: 9.52 mm (3/8") x3 Dimensions and weight External unit dimensions (WxHxD): 920x699x380 mm External unit weight: 42.0 Kg Air Conditioner 4Xe Winter Wi-Fi function ready Internal units are equipped for Wi-Fi operation Inverter Technology for maximum compressor control efficiency Sleep function Night operating program for improved comfort Auto swing Automatic oscillating movement of fins Turbo function Function that allows the fan to increase speed to reduce cooling/heating times Ventilation function ventilation-only function of the environment Golden fin Anti-corrosion treatment on the external/internal heat exchanger Auto defrosting Function that allows the external unit to proceed with defrosting cycles in case of ice formation Automatic gas pressure control System for automated control of internal gas pressure Silver ion filter Dehumidifier function that reduces the humidity level in the environment Heat pump System that transfers heat extracted from the external air and released inside the environment Dual discharge Bi-directional internal unit drain pan 8°C control when the internal temperature reaches 8°C, the air conditioner heats the environment automatically 3D synchronized movement of horizontal and vertical deflectors ECO function that minimizes electrical consumption Timer function that allows timed start-up and shutdown Auto cleaning Special ventilation cycle that sanitizes the internal part of wall models, limiting the emission of bad odors on restart Auto diagnosis Monitoring system that diagnoses any malfunctions and displays the corresponding error codes Auto function based on the set temperature, the air conditioner determines the most appropriate operating mode Display dimming Display with dimming option for nighttime operation Anti cold air function that prevents cold air from escaping from the internal units when first turned on in heat pump mode Follow me Temperature detection is sensed by a sensor in the remote control Gentle cooling airflow, through the passage in micro-holes, is diffuse gently and more evenly Backlit display The display remains hidden behind the front panel of the internal unit Standard remote control Remote control for remote control included System with particular attention to environmental sustainability, using the new low environmental impact R-32 gas. Product warranty: The warranty on this item is 24 months from the date of purchase. Technical specifications Weight: 75.0 kg Cooling energy class: A++ Heating energy class: A+ Gas: R-32 Brand: 4Xe Square meters: 35/35/35 Model: WINTER 12+12+12 21 Power BTU: 12000+12000+12000