Brother M-K621BZ label-making tape Black on yellow

Brother M-K621B label-making tape provides black text on a yellow background for clear, high-contrast labels. The tape is 9 mm wide and 8 m long, compatible with Brother P-touch label makers and supplied as a single cassette. It is designed for everyday labeling tasks in home, office, and light industrial environments where legible identification is required.

Advantages

The M-K621B tape delivers durable, easy-to-read printing with strong contrast thanks to black print on yellow tape. Its 9 mm width suits standard label sizes for folders, cables, shelves, and containers. Compatibility with Brother P-touch machines ensures simple installation and reliable performance, while the 8 m length offers sufficient tape for multiple labeling jobs.

Suitable for

• Organizing files and folders
• Labeling office equipment and supplies
• Marking cables and connectors
• Identifying storage boxes and shelving
• Home organization projects

Key specifications

• Brand: Brother
• Model / MPN: MK621BZ
• EAN: 4977766625135
• Tape color: Yellow with black print
• Tape width: 9 mm
• Tape length: 8 m
• Pack quantity: 1 cassette

How to use

Install the M-K621B cassette into a compatible Brother P-touch label maker following the machine's cassette insertion instructions. Compose your text on the label maker, select the desired font and size within the device's options for a 9 mm tape, and print. After printing, cut the label using the built-in cutter or scissors and apply it to a clean, dry surface for best adhesion.

Recommendations

For best results, apply labels to smooth, clean surfaces and allow any residue or moisture to evaporate before attaching. Store unused tape cassettes away from direct sunlight and extreme temperatures to preserve print quality and adhesive performance.