# Ribbon cartridge Asarto for Oki ML 182/193/280/320/321/3320/3321/390 — black (AS-RO320)

**URL:** https://aio.lv/en/product--asarto-as-ro320--11383852
**Data updated:** 2026-03-07 20:01 (EET)
**Category:** Printer Ribbons
**Manufacturer:** Asarto
**Manufacturer code:** AS-RO320
**EAN:** 5901741404612
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 6.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 5.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--asarto-as-ro320--11383852

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Asarto black ribbon cartridge compatible with Oki ML series printers: 182, 193, 280, 320, 321, 3320, 3321 and 390. Designed for impact/dot matrix printing, this replacement ribbon provides black imprint for receipts, multi-part forms and industrial documents. Useful for maintenance, service spare parts and uninterrupted printing in business and logistics environments.

## Long description

Asarto black ribbon cartridge compatible with Oki ML series printers provides a direct replacement for worn or depleted impact printer ribbons. Designed for use with multiple Oki ML models, the ribbon delivers clear black impressions on receipts, multipart continuous forms and industrial documents. The cartridge supports dot matrix printing technology and is intended as a maintenance and spare-part solution to restore consistent print quality and minimize downtime in business and logistics workflows.
Advantages
The ribbon cartridge is manufactured to work with specified Oki ML printers, offering predictable development and consistent black density across long runs. Its form factor makes installation straightforward, enabling quick replacement during routine maintenance. The ribbon is suitable for environments where multipart forms or carbon copies are required, maintaining readability and legibility for invoicing, shipping and archival documents.
Suitable for
Printing receipts and invoices on dot matrix printers
Producing multipart or carbon-copy forms
Industrial or logistics document printing where continuous output is required
Maintenance and spare-part replacement for compatible Oki ML models
Key specifications
Color: Black
Printing technology: Impact / dot matrix
Compatible printer models: Oki ML series including 182, 193, 280, 320, 321, 3320, 3321, 390
Intended media: Single-sheet and multipart continuous forms, receipts
Use case: Replacement ribbon for maintenance and uninterrupted printing
How to use
Power off the printer before replacing the ribbon to avoid accidental movement of the print head. Open the printer cover, remove the spent cartridge according to the printer manual, and install the Asarto ribbon cartridge ensuring the ribbon is taut and correctly aligned with the print head path. Close the cover and run a test print or head alignment as recommended by the printer manufacturer to confirm proper installation and print quality.
Usage recommendations
Store unopened cartridges in a cool, dry place away from direct sunlight and high humidity. For best results, replace the ribbon when print density decreases or when printouts show streaking. Use original equipment guidelines for handling to avoid contact with the ribbon surface and to prevent contamination that could affect print quality.

## FAQ

### How much does the Asarto ribbon for Oki ML series (AS-RO320) cost, and is it available for purchase?

The price is 6.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 100 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 13.07.2026 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 Asarto 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 Asarto 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/11383852/65962236_large.webp