HP Insulator
C4531-80040
is compatible in the following HP Models:
HP Deskjet 800 Printer series
HP DESKJET 820CSE PRINTER - C4568A
HP DESKJET 820CXI PRINTER - C4531A
HP DESKJET 820CXI REFURBISHED PRINTER - C4531AR
HP DESKJET 890CSE PRINTER - C5877A
HP DESKJET 890CXI PRINTER - C5876A