Sharp may not be the first name that pops to mind when you think of toner cartridges, but the MXC-30GTB and the rest of the colours in the range, really made an impression on us here. Each toner in the MXC-30GT series is filled with enough toner to offer an estimated 6,000 prints, making them one of the most cost effective colour toner ranges available.When designing this black toner cartridge for their multifunction printer range, Sharp have made sure the MXC-30GTB only offers the most distinctive results. The genuine Sharp MXC-30GTB toner cartridge is only compatible with a select few printers in the MX digital copier/printer range, you can find a complete list on this page to ensure compatibility.