---
product_id: 715632629
title: "40 x 40mm Aluminum Water Cooling Block, Kalolary Liquid Water Cooler Silver Endothermic Head Plate Heat Sink CPU Cooling System for CPU Graphics Radiator Heatsink Cooled Exchanger (4 Pack)"
brand: "kalolary"
price: "$31.52"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/715632629-40-x-40mm-aluminum-water-cooling-block-kalolary-liquid-water
store_origin: US
region: United States of America
---

# <25dB whisper-quiet operation Industrial-grade vacuum brazing 40x40mm precision aluminum block 40 x 40mm Aluminum Water Cooling Block, Kalolary Liquid Water Cooler Silver Endothermic Head Plate Heat Sink CPU Cooling System for CPU Graphics Radiator Heatsink Cooled Exchanger (4 Pack)

**Brand:** kalolary
**Price:** $31.52
**Availability:** ✅ In Stock

## Summary

> ❄️ Cool smarter, game harder—silence and power in perfect harmony.

## Quick Answers

- **What is this?** 40 x 40mm Aluminum Water Cooling Block, Kalolary Liquid Water Cooler Silver Endothermic Head Plate Heat Sink CPU Cooling System for CPU Graphics Radiator Heatsink Cooled Exchanger (4 Pack) by kalolary
- **How much does it cost?** $31.52 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/715632629-40-x-40mm-aluminum-water-cooling-block-kalolary-liquid-water)

## Best For

- kalolary enthusiasts

## Why This Product

- Trusted kalolary brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable & Lightweight:** Industrial vacuum brazed aluminum ensures a robust yet featherlight design built to withstand high pressure and long-term use.
- • **Precision Cooling Power:** 40x40mm aluminum alloy block engineered for rapid, stable heat dissipation—keep your CPU and GPU running peak without throttling.
- • **Universal Compatibility:** Seamlessly fits CPUs, GPUs, Xbox consoles, industrial drivers, and more—your all-in-one heat dissipation upgrade.
- • **Multi-Device Flexibility:** Cost-effective 4-pack solution ideal for multi-GPU mining rigs, gaming setups, or spare replacements—one purchase, endless possibilities.
- • **Whisper-Quiet Performance:** Silent water-cooling system with noise levels under 25dB—perfect for immersive gaming or focused work sessions.

## Overview

This 40x40mm aluminum water cooling block set features precision-engineered internal flow channels and industrial-grade vacuum brazing for rapid heat dissipation and durability. Operating quietly below 25dB, it supports multi-device setups including CPUs, GPUs, and consoles, making it a versatile, cost-effective cooling solution for professionals and gamers alike.

## Description

40 x 40mm Aluminum Water Cooling Block, Kalolary Liquid Water Cooler Silver Endothermic Head Plate Heat Sink CPU Cooling System for CPU Graphics Radiator Heatsink Cooled Exchanger (4 Pack)

## Features

- Efficient Heat Dissipation: 40x40mm aluminum alloy water cooling header and silver heat absorbing platen precision internal flow channel extrusion forming, brazing parts into one set rapid export heat, lasting stable operation without downclocking.
- Silent Design: Zero fan noise interference water-cooling system replaces traditional air-cooling, internal fin thickness 0.5 mm, leakage rate of less parts of 5 x 10-6 mbar.l/s. noise <25dB, creating an immersive gaming and office environment.
- Lightweight & Sturdy: Industrial grade vacuum aluminum brazing smooth surface treatment to resist high pressure, lightweight and sturdy enough to longer use. The premium design makes our water blocks last for a long time.
- High Cost-effective Combination: Kalolary water cooling block can flexible response to the needs of multi-device a one-time solution for multi-graphics card mining machine building or spare replacement needs, cost-effective far more than single-piece purchase.
- Widely Compatible: Our CPU graphics radiator heatsink support multi-device installation adapt to computer CPU water, industrial inverter driver, xbox consoles, motherboard, laser head cooling, industrial control cabinet cooling. Aesthetic choice for low-power heat dissipation.

## Product Details

- **Product Dimensions:** 1.57"L x 1.57"W x 0.47"H
- **Brand:** Kalolary
- **Cooling Method:** Water
- **Compatible Devices:** Cpu
- **Noise Level:** 1 dB
- **Material:** Aluminum
- **Manufacturer:** Kalolary
- **Number of Items:** 4

## Images

![40 x 40mm Aluminum Water Cooling Block, Kalolary Liquid Water Cooler Silver Endothermic Head Plate Heat Sink CPU Cooling System for CPU Graphics Radiator Heatsink Cooled Exchanger (4 Pack) - Image 1](https://m.media-amazon.com/images/I/71yx0JQr3DL.jpg)

## Available Options

This product comes in different **Color** options.

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**Shop now:** [https://www.desertcart.us/products/715632629-40-x-40mm-aluminum-water-cooling-block-kalolary-liquid-water](https://www.desertcart.us/products/715632629-40-x-40mm-aluminum-water-cooling-block-kalolary-liquid-water)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-23*