A replacement Torch charger can be purchased from Amazon.
For a general search list, click here.
You may also purchase from a local PC parts shop as long as it matches the charger's technical specifications below:
Input Voltage: 110 V AC, 220 V AC
Frequency: 50 Hz, 60 Hz
Output Voltage: 19 V DC
Maximum Output Power: 65 W
Maximum Output Current: 3.42 A
Note: This charger is for the latest Torch version, released April 2014.