HP 2550 Smart Chip replaces smartchip chip on HP 2550 toner cartridge for use on HP2550 Cyan Color, Smart chip for HP 2550 replacement HP 2550 chip. The smartchip allows your refilled HP 2550 toner cartridges to have the same functions as the original HP 2550 cartridge including supplies status information, toner low out indicator, and information regarding pages printed remaining. The best and 100% successful way to refill the HP 2550 laserjet printer is to replace the smartchip! This HP 2550 smartchip replacement is easy to install and resets your cartridges to like new specifications. New low price on the HP 2550 chip replacement