Yes, this is available. I will remove this listing once sold.
Item is available for pick-up in Orland Park - I do not offer shipping
ATARI Power Supply, Part # CO18187, for use with the model CX-5200
Rated at 120V input and 11.5VDC output
I have tested this with a digital multimeter and it is working, the actual output is approximately 14 volts DC
$10.00
Pick up in Orland Park, near 135th and 84th ave.
If you are interested, please message me with your name and phone number and I will call you back. I only respond to message with a name and phone number, thanks.