Do thermal printers need cartridges?

Thermal printers do now no longer require ink cartridges or toner. Instead of the usage of ink, they make use of warmness to supply snap shots and textual content on specifically designed thermal paper. The printer head heats up unique regions of the paper, which then flip black or every other color, growing the printout. This makes thermal printers famous for his or her low renovation and operational fees seeing that there is no want to update cartridges regularly. However, they do require a deliver of thermal paper rolls.