---
title: "EK-Pro CPU WB 4189 Rack - enterprise"
description: "High-performance 1U-compatible water block for LGA 4189 Intel processors with four G1/8\" threaded side ports for low-profile server rack applications."
url: "https://www.lmtek.com/workstations/components/cpu-water-blocks/ek-pro-cpu-wb-4189-rack-ni-acetal"
locale: "en"
---

# EK-Pro CPU WB 4189 Rack

_enterprise_

High-performance 1U-compatible water block for LGA 4189 Intel processors with four G1/8" threaded side ports for low-profile server rack applications.

## Specifications

| Spec | Value |
| --- | --- |
| Compatibility | LGA 4189 |
| Platform | Intel |
| EAN | 3831109844700 |

## Technical datasheet

| Spec | Value |
| --- | --- |
| Dimensions (L x H x W) | 113 x 78 x 22.2 mm |
| Materials | Nickel-plated copper, stainless steel, POM |
| Mass | 0.481 kg |
| Ports | 4 x G1/8" |
| Mounting method | T30 Torx |
| Working pressure | 2500 Pa |
| Maximal working pressure | 30000 Pa in loops containing an EK-Pro Pump Reservoir Manifold, otherwise 75000 Pa |
| Operating temperature range | 5 – 60 °C |

## Socket Compatibility

Compatible exclusively with LGA 4189 Intel processors. Optimized for 1U rack server chassis where side-mounted, low-profile port access is required.

## In the box

- 1× EK-Pro CPU WB 4189 Rack Ni + Acetal water block
- 2x EK plug G 1/8”
- EK-Loop Multi Allen Key (6mm, 8mm, 9mm)
- 1x Torx T30 Key - 1x 5mm Allen Key
- Thermal grease (1g)