The original HP 51604A and 51605 series ThinkJet / QuietJet TIJ 1.0 ink cartridges contain a special ink formulation which results in fast dry times. Hewlett Packard's inkjet technology delivers crisp reliable printing on commonly used transaction and industrial media. The water-fast, and fade-resistant inks used in the original Hewlett Packard 51604A and 51605 series ink cartridges make it an ideal solution to handle banking, retail, hospitality and industrial printing applications. The 51604A and 51605 series ink cartridges contain hundred of nozzles that produce smaller drops of ink more accurately print over 750 thousand high quality characters. The HP 51604A and 51605 series ink cartridges are available in 3 colors, HP 51604A Black, HP 51605R Red, and HP 51605B Blue. The single color dye based HP 51604A Black, HP 51605R Red, and HP 51605B Blue printer inks ensure that no ink is wasted and makes changing colors quick and easy. The HP 51604A, HP 51605R, and HP 51605B printer ink cartridges are commonly used in the Hewlett Packard ThinkJet, Hewlett Packard QuietJet, Verifone Telecheck Eclipse, First Data FD200, NCR ATM, NCR Tellerscan and NCR proof machine printers.