We have 14 3D printers, we mainly use UP! (120x120x120mm) and UPBOX (255 mm width, 205 mm depth, 205 mm height) You need to bring a .stl file. Note that printing medium to large objects can take 3-6 hours.
We have the following 3D printers
Formlabs Form 1+ SLA 3D printer
UP! 3D printer
Makerbot Replicator x2
PrintRbot simple metal