SC26MB Maintenance Tank Chip for Expression Photo SC-T3770DR T3770DE T3770E T5770DM T7700D T7760D T7770DM Printers The SC26MB Maintenance Tank Chip is designed for use with Expression Photo series printers including models SC-T3770DR, T3770DE, T3770E, T5770DM, T7700D, T7760D, T7770DM, P6570D, P6570DE, P6570E, P8560D, P8570DL, and P8590D.This chip supports the printer's waste ink management system and is intended for one-time use.It is installed separately from the ink cartridges and allows for straightforward replacement when needed.Compatibility Clarification: This part is not made by the brand.Mentioned models are for reference only.