Based on this product's specifications, here are some alternatives and similar models
Accessory kit for robot vacuum Kärcher 2.269-641.0 — 125×190×82 mm, 6 pcs (3 brushes, 2 filters, 1 pad)
Summary description:
Replacement accessory kit compatible with Kärcher robot vacuums, model 2.269-641.0. Kit dimensions are 125 × 190 × 82 mm; package weight 400 g; contains 6 pieces: 3 brushes, 2 filters and 1 cleaning pad. Suited for regular maintenance and part replacement to maintain cleaning performance. Not intended for use with liquids; avoid contact with water.