# Thermal paste QOLTEC 51636 — heat sink compound for CPU/GPU cooling

**URL:** https://aio.lv/en/product--qoltec-51636--767829
**Data updated:** 2026-03-07 10:54 (EET)
**Category:** Thermal Paste
**Manufacturer:** QOLTEC
**Manufacturer code:** 51636
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.49 €
**Prices and availability valid until:** 2026-07-09 23:59
**Price without VAT (21%):** 13.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-51636--767829

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

QOLTEC 51636 is a heat sink compound designed as thermal paste for improving thermal contact between processors and cooling solutions. It fills microscopic gaps between CPU/GPU surfaces and heatsinks to enhance heat transfer and cooling efficiency. Suitable for desktop and laptop repairs, cooling upgrades, and general maintenance of electronic components.

## Long description

QOLTEC 51636 thermal paste is a heat sink compound formulated to improve thermal contact between CPUs, GPUs and their cooling solutions. The compound fills microscopic gaps and surface irregularities to increase heat transfer efficiency and reduce operating temperatures in desktop and laptop systems. It offers a balance of high thermal conductivity and electrical insulation, and is supplied in a user-friendly form that is easy to apply during maintenance, repairs or cooling upgrades.
Advantages
High thermal conductivity improves heat flow from the processor to the heatsink while maintaining electrical insulation to reduce risk of short circuits. The paste spreads evenly to fill micro-gaps and provides long-lasting performance without rapid drying or degradation. Application is straightforward and the product is compatible with typical cooling assemblies used in desktop and portable devices.
Suitable for
 Reapplying thermal interface material during CPU or GPU maintenance
 Upgrading cooling solutions in desktop PCs and workstations
 Repairing or refurbishing laptops and compact systems
 General electronics maintenance where thermal contact improvement is required
Key specifications
 Function: thermally conductive insulating paste for heat transfer enhancement
 Application type: thermal interface material for CPUs, GPUs and heatsinks
 Performance: designed for high thermal conductivity and stable long-term properties
 Compatibility: suitable for desktop and laptop cooling assemblies and most heatsink surfaces
 Application ease: formulated for easy spreading and precise placement
How to use
Before application, power down the device and disconnect it from power. Remove the heatsink according to the device manufacturer’s instructions and clean both the processor and heatsink contact surfaces with isopropyl alcohol to remove old paste and contaminants. Apply a small, pea-sized amount of thermal paste to the center of the processor die or use a thin line for elongated dies. Reinstall the heatsink and secure it to apply even pressure, which spreads the compound to fill microscopic gaps. After reassembly, monitor temperatures after the first boot to verify correct contact and cooling performance.
Usage recommendations
Store the thermal paste at room temperature away from direct sunlight and extreme heat. Use a minimal, controlled amount to avoid overflow onto surrounding components. If working on devices with exposed circuitry, ensure the paste remains on the contact surfaces and avoid conductive contaminants. For repeated maintenance, check thermal performance periodically and reapply only when thermal resistance increases or after heatsink removal.

## FAQ

### How much does the Thermal paste QOLTEC 51636 cost, and is it available for purchase?

The price is 16.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1081 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 02.07.2026 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 51636?

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/767829/56507606_large.webp