# Label printer Brother TJ6421TN Direct thermal Thermal transfer Colour 203x300 DPI 304.8 mm/sec

**URL:** https://aio.lv/en/product--brother-tj6421tnz1--11583258
**Data updated:** 2025-12-31 08:49 (EET)
**Category:** POS & Label Printers
**Manufacturer:** Brother
**Manufacturer code:** TJ6421TNZ1
**EAN:** 4977766841641
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3 604.49 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 2 978.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--brother-tj6421tnz1--11583258

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 15.55 EUR |

## Summary description

The Brother TJ6421TN label printer features direct thermal and thermal transfer printing technologies, offering a maximum resolution of 203 x 300 DPI and a print speed of 304.8 mm/sec. It supports various connectivity options including Wired, Ethernet LAN, Wi-Fi, and Bluetooth, making it versatile for different environments. The printer is designed for high-quality label production in various applications.

## Long description

The Brother TJ6421TN is a 6-inch industrial label printer that combines direct thermal and thermal transfer printing to meet the demands of transport, logistics and manufacturing environments. Designed for SSCC product labelling, it provides durable construction, a 203 x 300 dpi resolution option and a maximum print speed of 304.8 mm/sec to support high-throughput label production for picking, pallet marking and traceability tasks.
Advantages
The TJ6421TN offers flexible printing modes (direct thermal and thermal transfer), multiple connectivity options (USB, Ethernet LAN, Wi‑Fi, Bluetooth 4.2) and a wide supported print width up to 172.7 mm. It includes an LED display for status feedback and supports a broad set of barcode symbologies, making it suitable for standardized logistics labelling. Optional accessories such as an internal rewinder and GPIO interface extend its integration into production and warehouse lines. A five-year return-to-base warranty is provided as standard.
Suitable for
Pallet and SSCC labelling in logistics centres
Warehouse picking labels and shipping labels
Product and component labelling in manufacturing
High-volume barcode and GS1 label production
Key specifications
Print technology: Direct thermal and thermal transfer
Resolution: up to 203 x 300 dpi
Maximum print width: 172.7 mm
Print speed: up to 304.8 mm/sec (12 in/sec)
Connectivity: USB, Ethernet LAN, Wi‑Fi, Bluetooth 4.2 (Wired available)
Display: LED (4.3" / 10.9 cm)
Weight: 17.9 kg
Colour: Black
Built-in barcodes: QR, PDF417, DataMatrix, Code 128, EAN/UPC, GS1 DataBar and many more
Optional accessories: internal rewinder (5" OD), GPIO interface, Wi‑Fi/Bluetooth module
Warranty: 5 years return-to-base
How to use
Install the printer on a stable surface near a power source and the host device. Choose direct thermal media for short-term labels or install a thermal transfer ribbon for durable, long-lasting labels. Load media according to the user manual, select the required resolution and print width in the printer driver or device settings, and connect via USB, Ethernet, Wi‑Fi or Bluetooth. Use the LED display to monitor status and error messages; consult the manual for media calibration and print head maintenance.
Usage recommendations
For reliable long-term performance, use media and ribbons recommended by Brother, keep the print head clean, perform regular calibration after media changes, and install optional rewinder or GPIO modules when integrating the printer into automated label production lines.

## Specifications

### Packaging content

| Feature | Value |
|---|---|
| Bundled software | BarTender Ultra Lite Edition: Barcode label design software |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 25 - 85 |
| Storage temperature (T-T) | -40 - 60 |
| Operating temperature (T-T) | 0 - 40 |
| Storage relative humidity (H-H) | 10 - 90 |

### Design

| Feature | Value |
|---|---|
| Display | LED |
| Display diagonal | 4.3 " |
| Product colour | Black |
| Control type | Buttons |
| On Screen Display (OSD) languages | DEU, ENG, POL, ITA, FRE, ESP |

### Printing

| Feature | Value |
|---|---|
| Colour | Yes |
| Maximum resolution | 203 x 300 |
| Print technology | Direct thermal / thermal transfer |
| Print speed | 12 lpm |
| Print speed | 304.8 mm/sec |
| Maximum printing width | 172.7 mm |
| Minimum print length | 14732 mm |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 17.9 kg |
| Height | 313 mm |
| Width | 357 mm |
| Depth | 514 mm |

### Ports & interfaces

| Feature | Value |
|---|---|
| Bluetooth version | 4.2 |
| Ethernet LAN | Yes |
| Connectivity technology | Wired |
| Bluetooth | Yes |
| USB 2.0 ports quantity | 1 |
| Wi-Fi | Yes |
| USB port | Yes |

### Other features

| Feature | Value |
|---|---|
| Warranty period | 5 year(s) |

### Features

| Feature | Value |
|---|---|
| Internal memory | 256 MB |
| Flash memory | 512 MB |
| Built-in barcodes | PLANET, TLC39, TELEPENN, TELEPEN, Standard 2/5, QR Code, PLESSEY, POSTNET, PDF417, MicroPDF417, MaxiCode, MSI, LOGMARS, Interleaved 2/5, Industrial 2/5, ITF-14, GS1 DataMatrix, GS1 DataBar, EAN8, China post, EAN14, EAN13, EAN128, Deutsche Post Leitcode, Deutsche Post Identcode, Code-128 Codabar Library, Code 49, Code 39, Code 128 (A/B/C), Code 11, AZTECCODE |
| Page description languages | EPL2, DPL |

### Paper handling

| Feature | Value |
|---|---|
| Ribbon length | 450 m |
| Maximum roll diameter | 208 mm |
| Ribbon width | 178 mm |
| Core diameters supported | 38.1 mm (1.5"), 76.2 mm (3") |

### System requirements

| Feature | Value |
|---|---|
| Windows operating systems supported | Windows 11, Windows 10 |
| Mac operating systems supported | Y |
| Linux operating systems supported | Y |
| Server operating systems supported | SUSE Linux Enterprise Server 12 |
| Mobile operating systems supported | iOS 16, iOS 12, Android 13.0 |

### Packaging data

| Feature | Value |
|---|---|
| Cables included | USB, AC |

### Network

| Feature | Value |
|---|---|
| Wi-Fi standards | Wi-Fi 4 (802.11n), 802.11g, 802.11b, 802.11a |

## FAQ

### How much does the Label printer Brother TJ6421TN cost, and is it available for purchase?

The price is 3,604.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 31 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can Label printer Brother TJ6421TN be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Brother products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Brother service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display, print technology, wi-fi, ethernet lan, weight, maximum printing width, print speed, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Label printer Brother TJ6421TN?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11583258/66758456_large.webp