# Water block Alphacool 15388 — nylon, black, 50.6×50.6×77 mm

**URL:** https://aio.lv/en/product--alphacool-15388--10655216
**Data updated:** 2026-03-11 18:18 (EET)
**Category:** CPU Coolers & PC Cooling Systems
**Manufacturer:** Alphacool
**Manufacturer code:** 15388
**EAN:** 4250197153881
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 103.49 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 85.53 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--alphacool-15388--10655216

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

Alphacool 15388 is a water block for PC liquid cooling systems, manufactured from nylon and finished in black. Dimensions are 50.6 × 50.6 × 77 mm with one unit per pack. Designed to be integrated into custom water-cooling loops to transfer heat from components, it serves as a compact cooling accessory for desktop systems.

## Long description

Alphacool 15388 is a compact water block made of nylon with a black finish, designed for integration into custom PC liquid cooling loops. With external dimensions of 50.6 × 50.6 × 77 mm and a single unit per pack, this component provides a space-efficient solution for transferring heat away from compatible desktop system parts. The nylon construction offers a lightweight and corrosion-resistant housing suitable for many cooling setups where a small footprint and durable material are required.
Advantages
The nylon construction delivers good mechanical strength while keeping the water block lightweight. The black finish provides a neutral appearance that blends into most system builds. Its compact dimensions allow installation in constrained spaces and make it suitable for tight loop routing. Manufactured by a brand focused on liquid cooling, the product is intended for reliable operation within properly configured custom loops.
Suitable for
Custom PC liquid cooling loops with limited installation space
Desktop systems requiring a compact cooling component
Setups where a corrosion-resistant, lightweight water block is preferred
Key specifications
Material: nylon
Color / finish: black
External dimensions: 50.6 × 50.6 × 77 mm
Pack quantity: 1 unit
How to use
Install the water block into a custom liquid cooling loop following the cooling system design and compatibility requirements of your build. Ensure correct orientation and secure mounting to the target component or mounting bracket as required by your loop. Connect inlet and outlet tubing using compatible fittings and verify that all connections are leak-free. Fill the loop with an appropriate coolant, perform a leak test, and monitor temperatures during initial operation to confirm correct heat transfer and system stability.
Usage recommendations
Use compatible fittings and tubing sizes recommended for your loop to ensure a secure connection. Avoid aggressive chemicals and incompatible coolants that may affect nylon over time. Regularly inspect fittings and seals for signs of wear or leakage and perform routine maintenance on the loop to maintain efficient cooling performance.

## Specifications

| Feature | Value |
|---|---|
| Maximum operating temperature | 60 °C |
| Maximum operating pressure | 1.5 bar |
| Connecting thread | 1/4 |

### Performance

| Feature | Value |
|---|---|
| Type | Water block |
| Quantity per pack | 1 pc(s) |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Material | Nylon |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.64 kg |
| Height | 77 mm |
| Width | 50.62 mm |
| Depth | 50.62 mm |

## FAQ

### How much does the Alphacool 15388 water block (nylon, 50.6×50.6×77 mm) cost, and is it available for purchase?

The price is 103.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 32 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 23.07.2026 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. 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 Alphacool 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 Alphacool 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: type, weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/10655216/59678142_large.webp