# Ribbon cassette TB Print for OKI ML-320 printer, black, model TBU-O320

**URL:** https://aio.lv/en/product--tb-print-tbuo320--11264084
**Data updated:** 2026-03-07 19:55 (EET)
**Category:** Printer Ribbons
**Manufacturer:** TB Print
**Manufacturer code:** TBUO320
**EAN:** 5901500509008
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 4.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tb-print-tbuo320--11264084

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Ink ribbon cassette TB Print TBU-O320 designed for OKI ML-320 dot matrix printers. Black ribbon suitable for printing text and forms on continuous or single-sheet paper. Replaces original manufacturer ribbon for routine document, invoice and report printing. Easy to install and intended for regular use in business and administrative environments.

## Long description

TB Print ribbon cassette TBU-O320 is a black ink ribbon designed for use with OKI ML-320 dot matrix printers. This cassette supplies consistent black print for text, invoices, carbon-copy forms and multi-part documents on continuous or single-sheet paper. The product is intended as a direct replacement for worn or exhausted ribbons and is suitable for routine office and administrative printing tasks where dot matrix technology is used.
Advantages
The ribbon cassette provides reliable, uniform print density across the page and is designed for straightforward installation in compatible dot matrix printers. Its black dye produces legible text and clear form output while supporting multi-part stationery. The cassette construction protects the ribbon from dust and handling during replacement, helping to reduce downtime and maintain steady printing performance.
Suitable for
 Printing invoices, receipts and business forms on dot matrix OKI ML-320 printers
 Continuous paper or single-sheet document printing
 Multi-part and carbon-copy document production
 Routine administrative and back-office print runs
Key specifications
 Color: Black
 Format: Ribbon cassette compatible with OKI ML-320 series
 Media compatibility: Continuous feed paper and single-sheet paper, including multi-part forms
 Intended use: Text and form printing on dot matrix impact printers
 Packaging: Single cassette designed for easy handling and installation
How to use
Turn off the OKI ML-320 printer before replacing the ribbon to avoid moving parts. Open the printer cover according to the printer manual, remove the spent ribbon cassette, and insert the TB Print cassette into the designated ribbon holders, ensuring the ribbon is taut and correctly routed over the print head area. Close the cover and perform a test print or form feed to confirm correct installation and alignment. Dispose of the spent cassette in accordance with local waste regulations.
Usage recommendations
Store the ribbon cassette in a dry, dust-free environment away from direct sunlight and extreme temperatures. For consistent print quality, allow a short warm-up period after installation and perform regular checks of ribbon tension and print density; replace the cassette when characters become faint or uneven.

## FAQ

### How much does the Ribbon TB Print TBU-O320 for OKI ML-320 cost, and is it available for purchase?

The price is 5.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 30 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 03.07.2026 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. All transactions are 100% secure and encrypted.

### 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 TB Print 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 TB Print 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

## Image

https://aio.lv/img/cache/product/11264084/62187043_large.webp