Lexmark T640 Toner Cartridges

The 35 page-per-minute Lexmark T640 is a compact workhorse. The robust monthly duty max is rated at 200,000 impressions. The T640 is equipped with a small keypad as a security feature, useful for entering access pins. A great user-friendly attribute is the front USB slot for easy printing from your USB drive. The genuine Lexmark high-yield toner (64004HA / 64015HA) will output approximately 21,000 pages at 5 percent. The premium Precision compatible option is an extra high-yield cartridge (64015HA) that will produce approximately 32,000 pages with 5 percent coverage.

Print resolution is 1200x1200 dpi that will disperse crisp documents for professional looking business reports. Standard memory on the Lexmark T640 starts at 64MB and is upgradable to 576MB—giving you the power needed to handle more complex documents. Paper handling can be increased from 350 sheets (through the 100-sheet bypass tray and 250-sheet drawer) to a whopping 3,850 pages. If you print a lot of envelopes there is an envelope feeder attachment that can be purchased for the T640; it will hold up to 85 envelopes.

Pros:

• Large monthly duty cycle
• Front slot for USB