These printers use the ESL3-4MG cartridge:

Roland RS 540

Roland RS 640

Roland SC 500

Roland SC 540

Roland SC 545

Roland SC 545 EX

Roland SJ 540

Roland SJ 640

Roland SJ 645

Roland SJ 645 EX

Roland SJ 740

Roland SJ 745

Roland SJ 745 EX

Roland SJ 1045

Roland SP 300 I

Roland SP 540 I

Roland VP 300

Roland VP 300 I

Roland VP 300 V

Roland VP 500

Roland VP 500 I

Roland VP 540

Roland VP 540 I

Roland VP 540 V

Roland VS 300

Roland VS 420

Roland VS 540

Roland VS 640

Roland XC 540

Roland XC 540 MT

Roland XJ 540

Roland XJ 640

Roland XJ 740

Roland Bn-20 ESL 3-4CN

Roland Ra-540 ESL 3-4CN

Roland Re-640 ESL 3-4CN

Roland Rs-540 ESL 3-4CN

Roland Rs-640 ESL 3-4CN

Roland Sc-540 ESL 3-4CN

Roland Sc-740 ESL 3-4CN

Roland Sj-1000 ESL 3-4CN

Roland Sj-1045 ESL 3-4CN

Roland Sj-540 ESL 3-4CN

Roland Sj-540 EX

Roland Sj-645 ESL 3-4CN

Roland Sj-740 ESL 3-4CN

Roland Sj-740ex ESL 3-4CN

Roland Sj-745 ESL 3-4CN

Roland Sp-300 ESL 3-4CN

Roland Sp-540 ESL 3-4CN

Roland Vp-300 ESL 3-4CN

Roland Vp-540 ESL 3-4CN

Roland Xc-540 ESL 3-4CN

Roland Xj-540 ESL 3-4CN

Roland Xj-640 ESL 3-4CN

Roland Xj-740 ESL 3-4CN