Don't hold your breath, still a few months away at the least.
Pinched this from Steve B's forum, advertised but not available yet.
http://www.husqvarna.com/uk/landscape-and-groundcare/products/chainsaws/t-540-xp/#specifications
Specifications for T 540 XP®
Engine specification Cylinder displacement 37.7 cm³ / 2.3 cu.inch
Power output 1.8 kW / 2.4 hp(I)
Maximum power speed 10200 rpm
Cylinder bore 40 mm / 1.6 inch
Cylinder stroke 30 mm / 1.2 inch
Cutting equipment Chain pitch 3/8"
Recommended bar length, min-max 30.5-40.6 cm / 12"-16"
Emission, vibration & noise data Equivalent vibration level (ahv , eq) front / rear handle 2.9/3.1 m/s²
Sound pressure level at operators ear 103 dB(A)
Guaranteed sound power level, LWA 113 dB(A)
Overall dimensions Weight (excl. cutting equipment) 3.6 kg / 7.9 lbs
Anyway you won't want one now you have a real saw.