---
title: "EK-Pro CPU WB sTR Rack - Nickel + Acetal - enterprise"
description: "Server-grade water block designed for 1U chassis compatibility, specifically for AMD EPYC and AMD Ryzen Threadripper processors."
url: "https://www.lmtek.com/workstations/components/cpu-water-blocks/ek-pro-cpu-wb-str-rack-nickel-acetal"
locale: "en"
---

# EK-Pro CPU WB sTR Rack - Nickel + Acetal

_enterprise_

Server-grade water block designed for 1U chassis compatibility, specifically for AMD EPYC and AMD Ryzen Threadripper processors.

## Specifications

| Spec | Value |
| --- | --- |
| Compatibility | AMD Socket sTRX4 (Socket SP3r3), AMD Socket TR4 (Socket SP3r2), AMD Socket SP3, AMD Socket sTR5, AMD Socket SP6 |
| Platform | AMD |
| EAN | 3831109844076 |

## Technical datasheet

| Spec | Value |
| --- | --- |
| Dimensions (L x H x W) | 116.8 x 85.37 x 26.2 mm |
| Materials | Nickel-plated copper, POM, carbon steel |
| Mass | 0.461 kg |
| Ports | 2 x G1/4" |
| Mounting method | 2.5 mm Allen key |
| 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 with AMD Socket sTRX4 (SP3r3), TR4 (SP3r2), SP3, sTR5, and SP6. Suitable for both AMD EPYC and Ryzen Threadripper processor platforms in 1U server and rack-mount workstation chassis.

## In the box

- 1× EK-Pro CPU WB sTR Rack - Nickel + Acetal water block
- 1× Pre-assembled mounting hardware for SocketTR4
- 1× Installation manual