Lexmark
40x5978
is compatible in the following Printer Models:
Lexmark Multifunction Color Laser
Lexmark X940e (7510-030)
Lexmark XC940e (7510-03C)
Lexmark X945e (7510-230)
Lexmark XC945e (7510-23C)
Lexmark Color Laser
Lexmark X940e (7510-030)
Lexmark XC940e (7510-03C)
Lexmark X945e (7510-230)
Lexmark XC945e (7510-23C)