Best MICR #CE390A-MICR - Black MICR Toner genuine
MICR/Check Printer Toner for use in HP Laserjet Enterprise 600 M601, M602, M603 series and Laserjet Enterprise M4555 MFP laser printers - STANDARD YIELD Black MICR Toner Cartridge (approx. 10,000 page yield)
TROY #02-81350-001 - Black Secure MICR Toner genuine
HP Laserjet Enterprise 600 M601, M602 & M603 series, Laserjet Enterprise M4555 MFP multi-function laser printers - Security MICR Toner Cartridge for printing checks (10,000 yield). Toner creates a red stain if text alteration is attempted.
TROY #02-81350-700 - Black Secure Toner genuine
HP Laserjet Enterprise 600 (M601, M602 & M603 models) series & Laserjet Enterprise M4555 MFP laser printers - SECURITY TONER CARTRIDGE (10k yield) (same as HP #CE390A). Creates a red stain if text alteration is attempted. (this is not a MICR toner)
Xerox #106R2631 - Black Toner genuine
HP Laserjet Enterprise 600 M601, M602, M603, and M4555 MFP laser printers - Black Toner Cartridge made by Xerox (same as: HP# CE390A) (approx. 10,000k page yield)
Or other alternate brand if Xerox is not available.