The Ricoh GEN4 MH2420 printhead is suitable for a range of aqueous, solvent and UV printers. This printhead has an integrated heater and thermistor. This is Ricoh original printhead and it is covered by a manufacturer warranty. This cable including the connector is 44 cm long. The version with short cable has been discontinued. The long cable version is used as an alternative. The printhead comes with hose barb ink inlet that can be removed in. case o-ring sealed ink inlet are required. This printhead corresponds to Ricoh part numbers N220792W, N220792S, N220792U or N220792E.
This head comes with hose barbs. The hose barbs can be removed if printhead with o-rings is needed.
The following items are expressly excluded from warranty coverage:
defects in printers related, in any way, to the use of any non-original or DIGINK inks or ink cartridges and nozzle clogging
defects related to misuse, abuse, accident, neglect, lack of use, or improper storage when not in use for extended periods
defects related to failure to perform periodic maintenance as specified in the user documentation; operation for unintended purposes
defects related to improper loading of media
all other defects, failures or damage not considered manufacturing defects
defects related to third-party applications, software, parts, components, or peripheral devices, including any bulk ink system.
defects that are merely cosmetic in nature.
Technical Specifications
- Size: 63 x 62.4 x 16,2 mm (excluding cables) - Number of Nozzles: 2 x 192 nozzles - Nozzle Spacing within a row: 0,1693 mm - Nozzle spacing row to row: 0.529 mm - Temperature Control: Integrated Heater and Thermistor - Operator Temperature range: Up to 60° C - Drop Volume Range: Binary mode: 7pl / Grey-scale mode: 7-35 pl - Jetting Frequency: Up to 30 kHZ - Surface tension: 28-35nM/m - Viscosity range: 10-12 mPas - Grey scale: 4 levels - Number of ink ports: 2 x dual - Life: 100 billion actuations per nozzle
This Ricoh Printhead Offers High-Resolution Printing And Support For Multiple Ink Colours With Multi-Row Nozzles, As Well As Enhanced Aqueous Ink Compatibility With New Bonding Technology.