| Feature | Professional Details |
| Brand | Encore™ |
| OEM Reference | X644H11A (Replacement for X644H21A) |
| Quantity | High-Yield Cartridges |
| Page Yield | 21,000 Pages Per Unit |
| Condition | Premium Eco-Friendly Remanufactured |
✅ Comprehensive Compatibility
Guaranteed performance in the following Lexmark X640 Series models:
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X642e, 644dte, 644e, 646dte, 646dtem, 646dtes, 646e, 646ef, 646em, 646es