Based on this product's specifications, here are some alternatives and similar models
Marker refill Edding T 100 Black 100 ml
Summary description:
Edding T 100 marker refill in black, 100 ml capacity. Compatible with various Edding markers including No.1, 21, 22, 25, 400, 500, 550, 800, 850, 3000, and 3300. Ideal for extending the life of your markers with high-quality ink.