To give you the most accurate recommendation, could you confirm if this is for a , a fiscal printer , or perhaps a specific cleaning/industrial product under that name?

: Packs labeled "4x1" are designed for low-to-medium volume environments, providing a small reserve without requiring bulk storage. Usage Best Practices

: The most frequent size for these machines is 57mm x 40mm (or 2 1/4 inches), though you should verify your specific machine's width requirements.

: Standard rolls usually have a 1/2-inch core to fit most handheld and desktop terminals.

"Titanes 4x1" typically refers to used for point-of-sale (POS) terminals, credit card machines, and calculators . The "4x1" designation usually indicates a bundle or pack of four rolls. Recommended Paper Specifications

: Ensure the paper is fed from the bottom of the roll so the chemically treated side faces the thermal print head.

: Keep rolls in a cool, dry, and dark place to prevent the thermal coating from darkening or fading.

If you are looking to purchase or restock paper for a "Titanes" branded device or similar 4x1 bundles, you should look for the following specifications: