# Water block Aqua Computer kryos NEXT OEM 21841 for liquid cooling of GPU/CPU components

**URL:** https://aio.lv/en/product--aqua-computer-21841--10820110
**Data updated:** 2026-02-18 06:45 (EET)
**Category:** CPU Coolers & PC Cooling Systems
**Manufacturer:** Aqua-Computer
**Manufacturer code:** 21841
**EAN:** 4260473313762
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 291.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 240.90 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--aqua-computer-21841--10820110

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Aqua Computer kryos NEXT OEM water block model 21841 is a liquid-cooling component designed to cool high-heat computer parts such as GPUs and CPUs. The unit fits into custom loop systems and provides direct heat transfer from the component to the coolant. It benefits users by reducing operating temperatures, improving stability and enabling quieter operation compared with air cooling. Compatible with custom water-cooling setups; check fitment before purchase.

## Long description

The Aqua Computer kryos NEXT OEM 21841 water block is a liquid-cooling component engineered to transfer heat directly from GPU and CPU components into a custom-loop coolant. Designed for integration into enthusiast and professional liquid-cooling systems, the block provides a liquid channel and cold plate arrangement that allows effective thermal coupling to high-heat processors and graphics chips. The unit is intended for systems where lower operating temperatures and reduced fan noise are required, and it is suitable for use in single- or multi-component custom loops when mechanical fitment and port alignment are confirmed.
Advantages
The kryos NEXT OEM 21841 offers efficient heat transfer through a compact cold plate geometry that minimizes thermal resistance between the chip and coolant. Its design supports stable thermal performance under sustained loads, contributing to improved component longevity and reduced throttling. Integration into a liquid loop typically results in quieter system operation compared with air cooling because heat is carried away by the coolant rather than relying solely on high-speed fans. The water block is compatible with common fittings and tubing used in custom loops, enabling flexible system layouts.
Suitable for (tasks / use cases)
Cooling high-power GPUs in custom liquid-cooling loops
Cooling CPUs in systems requiring low-noise operation
Multi-component custom loops combining GPU and CPU cooling
Workstations and gaming PCs with thermal management upgrades
Key specifications
Intended for liquid cooling of GPU and CPU components
Cold plate and coolant channel configuration for direct heat transfer
Compatibility with common custom-loop fittings and tubing sizes
Compact form factor suitable for integration in custom systems
Designed for continuous operation under sustained thermal load
How to use
Install the kryos NEXT OEM water block by first confirming mechanical compatibility with the target GPU or CPU and ensuring mounting points align with the component. Prepare the cooling loop by draining and cleaning the system as needed, then mount the block using the manufacturer-recommended thermal interface material and fasteners. Connect inlet and outlet ports to the loop using appropriate fittings and tubing, and verify leak-tight connections before filling. After filling the loop with the selected coolant, run the pump at low speed and inspect for leaks, then bring the system to normal operating conditions while monitoring temperatures.
Usage recommendations
Use only compatible coolants and follow corrosion-prevention guidance for mixed-metal loops. Verify physical fitment against your specific GPU or CPU model before purchase. Regularly inspect fittings and coolant quality, and perform scheduled maintenance such as coolant replacement to maintain optimal thermal performance and reliability.

## FAQ

### How much does the Water block Aqua Computer kryos NEXT OEM 21841 cost, and is it available for purchase?

The price is 291.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 10.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Water block Aqua Computer kryos NEXT OEM 21841 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Aqua-Computer 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 Aqua-Computer 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/10820110/65887360_large.webp