# Thermal paste QOLTEC 51630 — heat sink compound for CPU/GPU cooling

**URL:** https://aio.lv/en/product--qoltec-51630--767823
**Data updated:** 2026-03-07 10:54 (EET)
**Category:** Thermal Paste
**Manufacturer:** QOLTEC
**Manufacturer code:** 51630
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-51630--767823

## 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

QOLTEC 51630 is a heat sink compound (thermal paste) designed to improve thermal transfer between processors and cooling solutions. It is used to fill microscopic gaps between a CPU or GPU and a heatsink or cooler, enhancing heat dissipation and stabilizing operating temperatures in desktop PCs, laptops and other electronic devices that require effective thermal interface material.

## Long description

QOLTEC 51630 is a thermal paste formulated to improve heat transfer between processors and cooling solutions. This heat sink compound is designed to fill microscopic gaps between a CPU or GPU and a heatsink or cooler, reducing thermal resistance and helping to maintain stable operating temperatures in desktop PCs, laptops and other electronic devices that require a reliable thermal interface material.
Advantages
The paste combines efficient thermal conductivity with electrical insulation, allowing safe use in tight component layouts. It spreads easily to form a consistent interface layer, filling micro-gaps to improve contact between the chip and the cooler. The formulation is stable over extended periods and resists drying or degradation, so it can remain effective for long-term use without frequent reapplication.
Suitable for
 Thermal interface between CPU and heatsink in desktop computers
 Thermal interface between GPU and cooler in graphic cards or integrated solutions
 Cooling interfaces in laptops and compact systems where efficient heat transfer is required
 Electronic components and modules that need improved heat dissipation
Key specifications
 High thermal conductivity for effective heat transfer
 Electrical insulation to reduce risk of short circuits
 Viscosity designed for easy application and uniform spreading
 Long-term stability with resistance to drying and performance loss
 Suitable for use with a variety of heatsink and cooler materials
How to use
Clean the contacting surfaces of the processor and heatsink to remove old paste, dust and grease using isopropyl alcohol or a recommended cleaner and a lint-free cloth. Apply a small, pea-sized amount of QOLTEC 51630 to the center of the chip surface or use a thin, even layer depending on the recommended method for your cooler and chip size. Mount the heatsink and secure it according to the manufacturer's instructions so the paste spreads to fill micro-gaps. If necessary, remove and reapply the paste during major maintenance or when replacing cooling components.
Usage recommendations
For optimal results, use only a small, controlled amount to avoid excess squeeze-out; ensure even pressure when mounting the cooler and allow normal thermal cycling before judging performance. Store the product in a cool, dry place and avoid contaminating the paste with dust or fibres during application.

## FAQ

### How much does the Thermal paste QOLTEC 51630 cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1830 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 QOLTEC 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 QOLTEC 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

### Where can I download the instructions for Thermal paste QOLTEC 51630?

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/767823/56507600_large.webp