Sale! Original Ricoh MH5320 Printhead View larger
Original Ricoh MH5320 Printhead


A minimized 5pl droplet size and improved jetting accuracy yields excellent print quality without graininess. With 1,280 nozzles configured in 4 x 150dpi rows, this head achieves high-resolution 600dpi printing. Greyscale features a maximum frequency of 50kHz, allowing for increased productivity.

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This head is compatible with UV, Solvent and Aqueous based inks. Specifically, the aqueous ink compatibility.

A new, straightforward alignment method using printhead surfaces enables high precision positioning accuracy and easy alignment. Printhead replacement is simple. In addition to official MH cables, customers may design cables compatible with their application as needed with the existing cable structure.


  • Method: Piston pusher with metallic diaphragm plate
  • Print Width: 54.1 mm (2.1")
  • Number of nozzles: 1,280 (4 × 320 channels), staggered
  • Nozzle spacing (4 color printing): 1/150"(0.1693 mm)
  • Nozzle spacing (Row to row distance): A : 1.101mm B : 11.811mm
  • Compatible ink: UV, Solvent, Aqueous, Others
  • Total printhead dimensions: 89(W) × 66.3(D) × 24.51(H) mm
  • Weight: 228g (including 45C cable)
  • Max.number of color inks: 2 colors
  • Operating temperature range: 60℃
  • Temperature control: Integrated heater and thermistor
  • Jetting frequency: 50kHz (3 levels) - 40kHz (4 levels)
  • Grey-scale: Binary mode : 5pl / Grey-scale mode : 5-15pl
  • Viscosity range: 10~12mPa・s
  • Surface tension: 28~35mN/m
  • Ink port: Yes
  • Colorbooster 320

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