R-410A refrigerant Compact design and small footprint for outdoor installation Sheet metal frame RAL 7024 - 7035 2 or 3 refrigerant circuits Electronic expansion valves New generation high efficiency SCROLL compressors High efficiency brazed plate heat exchangers (sizes 602 to 2000) High efficiency tubular heat exchangers (sizes 2100 to 2800) High efficiency micro-channel all-aluminum air-cooled condenser. Propeller fan with optimized profile composite blades Variable speed fans as standard equipment on the HE version Electrical cabinet fitted with remote control transformer, safety switch and numbered wiring. Connect Touch (sizes 602 to 2000) or Connect3 (sizes 2100 to 2800) controller with many self-adaptive functions.