Mimaki JV33 / JV5 Print Head with Memory Board - M007947, This is original Mimaki head.

VJ-1604 printhead DF-49684, Originial and Green connector

this is original for new Mutoh printhead.

Spectra Polaris PQ-512 / 35 AAA Printhead for  Flora / JHF

VJ-1604 Print head Assy DF-49684

RE-640 Assy, Main Board - 6701979010

AJ-1000 assy, head board- 6700105020

FJ-540 Main board-1000002976  / 7811903900

RS-540/VP-540i Main board- 6700989010, original

SJ-1000 asyy, main board-1000002977

SP-300i Assy, main board-6701189010

SP-300V assy, main board-6084060000