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Lexmark T644dtn Supplies

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T644dtn Specifications

Print speed: 50 ppm
Print resolution: up to 2400 dpi
Recommended monthly volume: 250,000 pages
Memory: 128 MB, up to 640 MB
Duplex printing: Standard
Paper handling:
  • 100-sheet multipurpose feeder
  • 500-sheet input tray
  • 500-sheet drawer
  • 500-sheet duplex unit
Interface:
  • LPT
  • USB
  • Ethernet 10/100Base-TX
OS compatibility:
  • Microsoft Windows 95/98/ 2000/Me/ NT/XP
  • Apple MacOS 9.x/X
  • Novell NetWare
  • UNIX
  • Linux
Dimensions: 23.1 x 17.2 x 20.6 in.

Toner Cartridges, Maintenance Kits and Parts

Lexmark T644dtn
Lexmark

36 Items

Lexmark 64084HW
Lexmark 64084HW

Genuine Toner Cartridge High Yield, 21,000 pages

$554
Free shipping, In Stock
Lexmark 40X0101
Lexmark 40X0101

Genuine Maintenance Kit 300,000 pages, 220 volt

$491
Free shipping, In Stock
Lexmark 40X0043
Lexmark 40X0043

Genuine Input Sensor

$11
In Stock
Lexmark 40X0062
Lexmark 40X0062

Genuine Printhead Assembly

$347
Free shipping, In Stock
Lexmark 40X0030
Lexmark 40X0030

Genuine Redrive Assembly

$89
Free shipping, In Stock
Lexmark 40X0195
Lexmark 40X0195

Genuine Operator Panel Board Assembly

$115
Free shipping, In Stock
Lexmark 40X2666
Lexmark 40X2666

Gray Genuine Fuser

$25
In Stock
Lexmark 40X3246
Lexmark 40X3246

Genuine Tray 2 Pick ARM Assembly Standard Yield

$145
Free shipping, In Stock
Lexmark 40X2592
Lexmark 40X2592

Genuine Fuser Assembly Standard Yield, 110 volt

$204
Free shipping, In Stock
Toner Cartridge Depot 64404XA
Remanufactured 64404XA

Remanufactured Toner Cartridge

$224
Free shipping, In Stock

Frequently Asked Questions

The T644dtn uses 16 toner cartridges, including LEX 64015SA, LEX 64015HA and LEX 64035HA.

LEX 64015SA prints 6000 pages, LEX 64435XA prints 32000 pages. Choose LEX 64435XA for high-volume printing (lower cost per page); LEX 64015SA costs less upfront for occasional use.

The LEX 64404XA cartridge has an approximate yield of 32000 pages.

Yes — the replacement fuser for the T644dtn is: LEX 40X2592, LEX 40X2665, LEX 40X0121, LEX 40X2666.

The T644dtn uses these maintenance parts: LEX 40X0100, LEX 40X0101.

A "Supply Problem" message on the T644dtn usually points to a chip-communication hiccup rather than an empty cartridge. Power-cycle the printer (off for 30 seconds, then on), reseat the cartridge until it clicks into place, and gently clean the gold chip contacts with a dry cloth. If the message returns, a replacement LEX 64404XA will clear it.