The THT-3-423-10 is a thermal transfer printable label designed for circuit board and component identification. Constructed from a gloss-finished, white permanent polyester material (B-423), each label measures 1.000 inch wide by 0.375 inches high. These labels are supplied on a roll of 10,000 and are intended for use with thermal transfer printers, with the 6000 ribbon series being recommended for optimal performance. Key applications include top-side identification for through-hole components, and the material is UL recognized, CSA approved, and halogen-free, ensuring regulatory compliance.