Lexmark T640 T640N T642DTN T644 T644N Series Fuser Unit 40X2590
Part: 40X2590. Lexmark fuser unit for T640, T640N, T642DTN, T644, and T644N series printers. This essential component ensures proper heat fixing of toner to paper. Compatible: T640, T640N, T642DTN, T644, T644N.