Designed for precise compatibility with our products, and manufactured to the highest possible standards, only OKI Printing Solutions consumables ensure maximum performance, longevity and ultimate cost-effectiveness.Compatible Printers: OKI ES 9431, OKI Pro 9541 Ec, OKI Pro 9542 Ec, OKI Pro 9431 Ec, OKI ES 9541, OKI Pro 9541 dn, OKI Pro 9431 dn, OKI Pro 9542 dn, OKI Pro 9541 WT, OKI C 941 dn, OKI C 931 dn, OKI Pro 9431 Series, OKI Pro 9542 Series, OKI Pro 9542 Ev, OKI Pro 9431 Ev, OKI Pro 9431 DMe, OKI Pro 9541 Ev
