Model Compatibility: Compatible with label printers models 4200, 5000, 5200, and 6000 as specified in the title.
Part Number Match: Designed as a replacement 18445 as stated in the title.
Tape Width: Matches the 19mm label tape width requirement explicitly noted in the title.
Label Format: Provides black-on-white label output consistent with the description in the title.
Quantity Included: Package contains 10 pieces of the 18445-compatible label tape as indicated in the title.