Your search for "brother 525" revealed the following:

Valuetoner Compatible Toner Cartridge Replacement for Dell E525W E525 525w to use with E525w Wireless Color Printer for 593-BBJX 593-BBJU 593-BBJV 593-BBJW (Black, Cyan, Magenta, Yellow, 4 Pack)

Valuetoner Compatible Toner Cartridge Replacement for Brother TN760 TN-760 TN730 TN-730 High Yield for HL-L2350DW DCP-L2550DW HL-L2395DW Hl-L2390DW HL-L2370DW Printer (4 Black)

Valuetoner Compatible Toner Cartridge Replacement for Brother TN660 TN-660 TN630 TN-630 High Yield to use with HL-L2300D HL-L2320D HL-L2340DW HL-L2360DW MFC-L2720DW MFC-L2740DW DCP-L2540DW (2 Black)

Valuetoner TN-227 TN-223 Compatible Toner Cartridge Replacement for Brother TN227 TN227bk TN223 to use with MFC-L3770CDW MFC-L3750CDW HL-L3230CDW HL-L3290CDW HL-L3210CW MFC-L3710CW Printer (4 Pack)

Valuetoner TN760 TN-760 Compatible Toner Cartridge Replacement for Brother TN760 TN-760 TN730 TN-730 High Yield for HL-L2350DW DCP-L2550DW HL-L2395DW Hl-L2390DW HL-L2370DW Printer (2 Black)

Valuetoner TN 227 TN 223 Compatible Toner Cartridge Replacement for Brother TN227 TN223 to use with MFC-L3770CDW MFC-L3750CDW HL-L3230CDW HL-L3290CDW HL-L3210CW MFC-L3710CW Printer (Black,2 Pack)

Valuetoner TN 225 Compatible Toner Cartridge Replacement for Brother TN225 to use with HL-3140CW HL-3180CDW HL-3170CDW MFC-9330CDW HL-3150CDN Printer (Cyan, 1 Pack)

Valuetoner Compatible Toner Cartridge Replacement for Brother TN660 TN-660 TN630 TN-630 High Yield to use with HL-L2300D HL-L2320D HL-L2340DW HL-L2360DW MFC-L2720DW MFC-L2740DW DCP-L2540DW (4 Pack)

Valuetoner TN-221 TN-225 Compatible Toner Cartridge Replacement for Brother TN221 TN225 to use with HL-3140CW HL-3170CDW HL-3180CDW MFC-9130CW Printer ( Black, Cyan, Magenta, Yellow, 4 Pack )

Valuetoner para Brother Kit de Tintas BTD60BK BT5001Y BT5001M BT5001C Impresora Compatibles HL-T4000DW DCP-T310 DCP-T510W DCP-T710W MFC-T810W MFC-T910DW MFC-T4500DW (4 Unidades)

Valuetoner TN 225 Compatible Toner Cartridge Replacement for Brother TN225 to use with HL-3140CW HL-3180CDW HL-3170CDW MFC-9330CDW HL-3150CDN Printer (Magenta, 1 Pack)

Valuetoner TN 221 Compatible Toner Cartridge Replacement for Brother TN221 to use with HL-3140CW HL-3150CDN HL-3180CDW MFC-9130CW HL-3170CDW MFC-9330CDW Printer (Black,1 Pack)

Valuetoner TN 221 TN 225 Compatible Toner Cartridge Replacement for Brother TN221 TN225 to use with HL-3140CW HL-3180CDW HL-3170CDW MFC-9330CDW HL-3150CDN Printer (Cyan,Magenta, Yellow,3 Pack)

Valuetoner TN 221 Compatible Toner Cartridge Replacement for Brother TN221 to use with HL-3140CW HL-3150CDN HL-3170CDW MFC-9330CDW HL-3180CDW MFC-9130CW Printer (Black,2 Pack)