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Generatore Gratuito di Codici a Barre EAN-13

Il codice a barre standard globale per i prodotti al dettaglio nel mondo (13 cifre numeriche).

11. Simbologia SelezionataGS1 General Specifications / ISO/IEC 15420

EAN-13

EAN-13 — Global standard retail barcode (13 numeric digits). Used worldwide outside North America.

22. Inserisci Valore BarcodeVALIDO ✅

ℹ️ 13 cifre numeriche (0-9)

⚙️ Dimensioni & Stile Visivo▼

Spessore Barre (2x)

Altezza Barre (px)

Margine di Sicurezza

Dimensione Testo

Colore Barre

Colore di Sfondo

Mostra Testo Leggibile

Posizione Testo

Anteprima Istantanea

Anteprima Vettoriale Live

Scarica Formato:

SPECIFICHE TECNICHECHECK DIGIT VALIDO

TIPO: EAN-13

LUNGHEZZA: 13

DATI: 5901234123457

Cos'è il codice a barre EAN-13?

Il codice a barre standard globale per i prodotti al dettaglio nel mondo (13 cifre numeriche). Defined under standard GS1 General Specifications / ISO/IEC 15420, EAN-13 is engineered for fast, reliable optical scanning across industrial and commercial environments.

Specifica	Dettagli
Simbologia Standard	EAN-13 (GS1 General Specifications / ISO/IEC 15420)
Set di Caratteri	13 cifre numeriche (0-9)
Algoritmo Checksum	Modulo 10 check digit
Margine di Sicurezza	11 volte la dimensione del modulo a sinistra, 7 volte a destra
Elaborazione	100% Nel Browser (Zero log su server)

✅ Vantaggi Principali

•Standard mondiale in oltre 120 nazioni
•Prefissi nazionali assegnati da GS1
•Compatibilità totale con casse POS e supermercati

📦 Casi d’Uso Comuni

•Punti vendita e supermercati in Europa, Asia e America Latina
•Imballaggi di prodotti di largo consumo
•Codice identificativo GTIN-13 per negozi online

📐Engineering Specification

Deep-Dive: How EAN-13 Encodes Data

EAN-13 (International Article Number) is the international retail standard defined by GS1 and ISO/IEC 15420. Scanned at retail POS checkouts in more than 150 countries worldwide across Europe, Asia, Latin America, Oceania, and Africa, EAN-13 encodes 13 numeric digits. Crucially, EAN-13 is fully backward-compatible with North American UPC-A: prepending a leading zero (0) to any 12-digit UPC-A turns it into a valid 13-digit EAN-13.

⚙️ GS1 Country Prefix Assignment & Parity Encoding

EAN-13 does not encode its first digit directly with bars. Instead, it is cleverly derived from the parity sequence of the left six digits:

›GS1 Country Prefix (Digits 1–3): Indicates the regional GS1 Member Organization that licensed the prefix (e.g., 000–139 for US/Canada, 400–440 for Germany, 500–509 for the UK, 450–459 & 490–499 for Japan, 890 for India). Note: Prefix denotes licensing office, not country of manufacture.
›Manufacturer Prefix & Item Reference (Digits 4–12): Identifies the registered brand enterprise and product variation.
›Variable Parity Encoding: Digits 2 through 7 alternate between A-parity (odd) and B-parity (even) patterns. The exact combination mathematically signals the value of Digit 1 without consuming physical bar space.
›Right Data Characters (Digits 8–13): Encoded strictly with C-parity patterns, ending with the standard GS1 Modulo 10 check digit.

🔬 Physical Barcode Anatomy & Zone Breakdown

Left Quiet Zone (Margin)

Minimum 11 modules wide, keeping clear of text, package seams, and graphics.

Left Guard Bars

Boundary bars (101) that guide optical pickup during high-speed conveyor or POS scanning.

6 Left Digits

Data encoded with dynamic A/B parity tables.

Center Guard Pattern

Central separator bars (01010) allowing omnidirectional reading from either scan direction.

6 Right Digits

Data encoded with C-parity tables containing item references and the check digit.

Right Quiet Zone & Corner Mark

Minimum 7 modules of margin, often indicated by a ">" quiet zone indicator symbol.

🖨️ Production & Printing Best Practices

✔Maintain standard GS1 nominal dimensions: 37.29 mm width x 25.93 mm height at 100% scale. Do not truncate the vertical bar height below 80% (20.74 mm) to preserve omnidirectional scannability.
✔Leave at least 3.63 mm of unprinted white margin on the left quiet zone and 2.31 mm on the right quiet zone.
✔Ensure proper print resolution: direct thermal or thermal transfer at 203 DPI or 300 DPI, or high-resolution offset printing directly on packaging die-lines.

📷

Optical Scanner Compatibility: Universally accepted by point-of-sale laser scanners, omnidirectional checkout scanners, industrial sorters, and camera-based mobile scanning SDKs.

⚠️ Avviso Ufficiale GS1 & Vendita al Dettaglio

MakeMyBarcode genera immagini conformi agli standard gratuitamente. Per la vendita commerciale nei negozi fisici o online, registra il tuo prefisso aziendale direttamente con GS1.