DV411 DV-411 Developer powder For 223 283 363 427 7828 BH223 BH283 BH363 BH423 BH7828 Copier carrier Iron Powder is a compatible developer powder designed for use with copier machines requiring iron-based carrier particles.This product serves as a replenishment material for developer units in select models.It is formulated to support consistent image development and toner transfer during printing operations.The powder is intended for use in devices that specify compatibility with DV411 or equivalent specifications.