# Thermal paste QOLTEC 51635 — heat sink compound for CPU/GPU thermal interface

**URL:** https://aio.lv/en/product--qoltec-51635--767828
**Data updated:** 2026-03-07 10:54 (EET)
**Category:** Thermal Paste
**Manufacturer:** QOLTEC
**Manufacturer code:** 51635
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-07-06 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-51635--767828

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

QOLTEC 51635 is a heat sink compound used as a thermal interface material between processors or GPUs and heatsinks. As a thermal paste, it fills microscopic gaps to improve heat transfer from electronic components to cooling solutions. Suitable for PC and laptop CPU/GPU maintenance, cooler installation, and routine thermal management tasks.

## Long description

QOLTEC 51635 is a thermal paste designed as a thermal interface material for CPUs and GPUs. It facilitates efficient heat transfer by filling microscopic gaps between a processor or graphics chip and its heatsink, improving contact and thermal conductivity. The compound combines effective thermal conductivity with electrical insulation and is suitable for use in desktop PCs and laptops during cooler installation, maintenance, or routine thermal management.
Advantages
The compound offers high thermal conductivity while maintaining electrical insulation, reducing the risk of short circuits near sensitive components. It is easy to apply thanks to a smooth consistency that spreads evenly under pressure, and it remains stable over time without rapid drying or cracking. QOLTEC 51635 fills micro-gaps reliably to enhance heat transfer and can be used repeatedly across maintenance intervals without loss of key properties.
Suitable for
Applying between CPU and heatsink in desktop computers
Replacing or applying thermal interface material on laptop processors and GPUs
Installing or re-seating aftermarket coolers and all-in-one liquid coolers
Routine thermal maintenance and re-application during system upgrades
Key specifications
Function: thermal interface compound for CPUs and GPUs
Thermal performance: high thermal conductivity
Electrical property: electrically insulating
Consistency: smooth, easy to spread
Durability: stable composition with long-term performance retention
How to use
Clean both the processor and heatsink contact surfaces thoroughly to remove old compound, dust, and oils using isopropyl alcohol and a lint-free cloth. Apply a small, pea-sized amount of QOLTEC 51635 to the center of the processor or use a thin line or spread method appropriate to your socket and cooler type. Mount the heatsink and fasten it according to the manufacturer's instructions so the compound spreads evenly and fills microscopic gaps. If necessary, remove and reapply the paste during future maintenance following the same cleaning and application steps.
Usage recommendations
Use only a small, controlled amount of paste to avoid overflow onto surrounding components. Allow the cooler to settle after installation for optimal spread, and recheck temperatures after the first boot. Store the product in a cool, dry place and avoid contamination of the dispensing tip to preserve the compound's properties.

## FAQ

### How much does the Thermal paste QOLTEC 51635 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 — 1236 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 30.06.2026 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 51635?

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/767828/56507605_large.webp