The striker is a free agent after leaving Premier League side Swansea City, and will aim to impress Town boss Mick McCarthy at the Amlin Stadium.
Lita made a big impact during his time on loan at Norwich back in 2008, scoring 7 goals in 16 appearances.
More top news
The Met Office has issued at yellow "be aware" warning for snow and ice in the Anglia region for Thursday evening into Friday.
Police have discovered a cannabis factory in a mansion at March in Cambridegshire
A woman from Northampton is due to be jailed in the United States for fraud today.