TN-421 / TN421 High-Volume Toner Cartridge — Compatible with Brother HL-L8260CDW HL-L8360CDW HL-L8360CDWT HL-L9310CDW MFC-L8610CDW — With Chip

Replacement TN-421 (TN421) toner cartridge designed for use with Brother HL-L8260CDW, HL-L8360CDW, HL-L8360CDWT, HL-L9310CDW and MFC-L8610CDW printers. Built to deliver a high print volume, this cartridge includes a built-in chip for proper printer recognition and reliable operation. Easy to install and ideal for busy offices or home users who need consistent, long-lasting printing performance. Compatible with the listed Brother models only — ensures seamless integration and dependable output.