Yes you read that right.
No its not a typo.
It has three 0's, 2000 EU't.
Externally cooled by Ice, and the cooling circuit which does not require any finite resources does not use more energy than it creates.
Here are some screen-shots. If you want a video or more details then let me know. I think im the first to do this and I want to cling to this bit of fame.
The whole things
The reactor itself
PROOF!
Ice Feeds
Snowball generation (Left)
Power Management (Middle)
Ice generation (Right)
Edit: here is the inside of the reactor