Premium compatible black toner cartridge – reliable replacement for Olivetti B1237 (equivalent to Kyocera TK-5240K / 1T02R70NL0) with smart built-in chip for seamless printer detection. Delivers up to 4,000 crisp pages at 5% coverage – producing deep, uniform blacks, sharp text edges, and consistent density perfect for everyday mono printing like invoices, reports, forms, letters, and office docs on your compact color MFP. Engineered for smooth toner transfer, clean fusing, and zero streaks/smudges/fading, even in duplex or mixed workflows. Keeps your d-Color MF2624 / P2226 running reliably with pro-grade results and low maintenance. Plug-and-play chip ensures full compatibility—no low-toner warnings, no error codes, no resets needed. Slash costs significantly versus originals while maintaining solid quality and machine longevity.
Compatible models:
Olivetti d-Color MF2624, d-Color MF2624 PLUS
Olivetti d-Color P2226, d-Color P2226 PLUS
Kyocera ECOSYS M5526cdn, M5526cdw, P5026cdn, P5026cdw (TK-5240 equivalents—same engine/consumables)
(and close variants in these families—always confirm your exact printer model for best results)
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