This HP LaserJet 4200 is available in four configurations. All of our rebuilt printers in the LaserJet 4200 series feature the PrinterTechs exclusive tear-proof metal-sleeved fuser, a vast improvement over the tear-prone standard HP plastic-sleeved fuser.

HP LaserJet 4200
The HP 4200 comes standard with 48 MB RAM and one 500-sheet tray.
HP LaserJet 4200 N
The HP 4200N comes standard with 64 MB RAM, an HP JetDirect card for connecting to a network, and one 500-sheet tray.
HP LaserJet 4200 TN
The HP LaserJet 4200TN comes standard with 64 MB RAM, an HP Jet Direct card for connecting to a network, and two 500-sheet trays.
HP LaserJet 4200 DTN
The HP LaserJet 4200DTN comes standard with 64 MB RAM, an HP JetDirect card for connecting to a network, two 500-sheet trays, and a LaserJet 4200 duplexer.

Product Data Sheet -- HP LaserJet 4200 (449 Kb pdf file)
Users Manuals available at HP's website.