Calculateur de largeur de code-barres ZPL

Estimez si un code-barres tient sur une étiquette Zebra avant impression et vérifiez le risque de scan et les zones silencieuses.

^BYCode 128GS1

Barcode settings

203 DPI

The estimate is intentionally conservative. Real scan quality also depends on print darkness, speed, media, ribbon, scanner optics, and quiet zones.

Width estimate

Too wide
Barcode + quiet zones792 dots
Label width812 dots
Used width97.5%

Likely too wide

  • The estimate exceeds the comfortable label width. Reduce data length, lower ^BY, rotate the barcode, or choose a wider label.
  • Suggested quiet-zone budget: at least 60 dots total for both sides.

Barcode width workflow

Match the target printer

Choose the DPI and physical label width used in production so dots match the real output.

Test realistic data

Use the longest tracking number, GS1 payload, SKU, or serial value expected in production, not only a short sample.

Preview and scan

Copy the sample ZPL into the viewer, confirm placement, then print and scan on real media before rollout.

Étape suivante

Que faire après cet outil

Continuez le flux de validation avec la prochaine vérification utile.

Barcode width FAQ

It is an estimate built for production planning. Exact width can vary by barcode command options, human-readable text, check digits, printer firmware, and encoded data mode.
^BY sets the default module width used by many ZPL barcode commands. Larger values are easier to print and scan, but they consume more label width.
Scanners need blank space on both sides of many barcodes. A barcode that visually fits can still fail if text, borders, or graphics crowd the quiet zones.
The first version estimates Code 128, GS1-128, Code 39, EAN-13, and UPC-A, which cover many shipping, warehouse, product, and retail labels.
Calculateur de largeur de code-barres ZPL - Code 128 et GS1