# Toner Prism Black replacement cartridge 51X (ZHL-Q7551XNP) for monochrome laser printers

**URL:** https://aio.lv/en/product--prism-zhl-q7551xnp--11841150
**Data updated:** 2026-03-09 14:56 (EET)
**Category:** Laser Printer Toners
**Manufacturer:** Prism
**Manufacturer code:** ZHL-Q7551XNP
**EAN:** 5901821311533
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 18.17 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--prism-zhl-q7551xnp--11841150

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

Prism Black replacement toner cartridge 51X (ZHL-Q7551XNP) is a monochrome laser printer consumable compatible with printers using the 51X series cartridge form factor. It supplies black toner for text documents and monochrome graphics, suitable for office and home use where high-contrast black prints and page yield consistent with a 51X-class cartridge are required.

## Long description

Prism Black replacement cartridge 51X (ZHL-Q7551XNP) is a monochrome laser toner designed for printers that accept the 51X form factor. It supplies high-contrast black toner for text documents and monochrome graphics, delivering consistent page yield and print density typical for a 51X-class cartridge. The cartridge is intended for office and home environments where reliable black-and-white output is required.
Advantages
This replacement toner cartridge provides stable black density across the page and is engineered for consistent feeding and toner distribution. It is compatible with printers that use the 51X cartridge shape and offers a balance of print quality and expected page yield for general document and draft printing. The cartridge is easy to install and helps maintain reliable monochrome output without additional adjustments.
Suitable for
Printing monochrome text documents such as letters, reports and invoices
Producing black-and-white graphics, charts and diagrams
Everyday office printing where consistent page yield and readable black text are required
Home use for study materials, forms and general monochrome printing needs
Key specifications
Color: Black toner for monochrome printing
Form factor: compatible with 51X-class cartridges
Device type: single-function or multifunction monochrome laser printers that accept 51X-form cartridges
Content: toner powder formulated for standard laser printing processes
Expected use: document and graphics printing with focus on text legibility and contrast
How to use
Before installation, turn off the printer and open the front or top cover according to the printer manufacturer’s instructions. Remove the empty cartridge by grasping the handle and pulling it straight out. Unpack the replacement cartridge, remove any shipping protection or sealing tape, and avoid touching the imaging drum or toner roller surfaces. Insert the new cartridge into the cartridge bay until it clicks into place, close the printer cover and power the printer on. Run a test print or alignment page if the printer prompts to ensure correct installation and print quality.
Usage recommendations
Store unused cartridges in a cool, dry place away from direct sunlight and extreme temperatures. For optimal results, use the cartridge in printers that specify compatibility with 51X-form cartridges and perform routine printer maintenance such as cleaning the paper path and replacing consumables according to the printer manufacturer’s schedule.

## FAQ

### How much does the Toner Prism Black 51X (ZHL-Q7551XNP) cost, and is it available for purchase?

The price is 21.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 51 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 21.07.2026 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 Prism 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 Prism 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/11841150/67240585_large.webp