Label Size Reference

4 × 1 inch Thermal Label

A long, narrow label for shelf edges, cables, and file spines.

At 203 DPI
812 × 203 dots
Millimetres
101.6 × 25.4 mm
ZPL
^PW812 ^LL203

The 4 × 1 inch label

A long, narrow label for shelf edges, cables, and file spines.

4 × 1 inch in dots, inches & millimetres

ZPL works in dots, and the number of dots depends on the printer's resolution (DPI). Here is the 4 × 1 inch label at each common density:

ResolutionWidth (dots)Height (dots)ZPL
203 DPI812203^PW812 ^LL203
300 DPI1,200300^PW1200 ^LL300
600 DPI2,400600^PW2400 ^LL600
Inches41
Millimetres101.625.4

Need a different size? The ZPL DPI & size calculator converts any dimensions to dots instantly.

ZPL header for a 4 × 1 inch label

Set ^PW (print width) and ^LL (label length) so the printer uses the full label and nothing clips:

^XA
^PW812
^LL203
^FO30,30^A0N,40,40^FD4 × 1 inch label^FS
^XZ

Paste it into the ZPL viewer to preview, or convert to PDF to print on any printer.

What a 4 × 1 inch label is used for

  • Shelf-edge labels
  • Cable / wire markers
  • File spine labels

Browse the full label size reference.

Work with your labels, not just read about them

Zentralabel converts, previews, validates, and enriches ZPL labels right in your browser — free tools for one-offs, batch processing for scale.