Epson WorkForce Pro WF-C5790 The Epson C Series WorkForce Pro WF-C5790 features the next generation of the PrecisionCore inkjet printing technology. This compact device features an innovative Replaceable Ink Pack System (RIPS) to minimise interventions. The long-life inks also enables you to reduce your printing costs – up to 62% lower colour cost per page compared with colour laser printers in its class. Introducing PrecisionCore, the next generation of printing technology. From professional and industrial-level printers to your desktop inkjet, this groundbreaking technology delivers fast printing with superior quality results. A truly innovative system, PrecisionCore features Epson's advanced thin-film piezoelectric (TFP) elements, which are produced via the MEMS manufacturing process, based on semiconductor micro-fabrication techniques. At the core of this proprietary technology is the PrecisionCore MicroTFP print chip, a digital chip that prints at the micron level — 1/100th the size of a human hair. It's this extraordinary focus on accuracy and detail that enables PrecisionCore to deliver revolutionary results, whatever the task at hand.