Power: 310W Compatible for Apple P/N(s): PA-2311-02A, ADP-310AF
Power Supply Board A1312 614-0446 PA-2311-02A For Apple iMac 27"
Input Voltage: 100V~240V. Output: 2Vs5:+12.1V-----5.0A12Vs0:+12.1V-----25.8A
Compatible P/N(s): 661-5468, 661-0476, 614-0446, 661-5310, 661-5972. Suitable for iMac 27" 2009 2010 2011 year.
This is NOT an easy job for someone who has no technical skills with disassembling or assembling the laptop, so only purchase this item if you know how to install it.