IBM Power 11 Expansion drawer

Power 11 ESR0: NED24 NVMe Expansion Drawer

ESR0 is IBM's NED24 NVMe Expansion Drawer. Listed for 9824-22A, 9824-42A, 9080-HEU and more.

A drawer with 24 NVMe drive bays for adding a lot of fast storage outside the server.

ESR0 at a glance

DetailValue
Feature codeESR0
NameNED24 NVMe Expansion Drawer
Part typeExpansion drawer
Bays24 x U.2 NVMe (15 mm Gen3 carriers)
Max capacityabout 367 TB with 15.3 TB drives
Controllers2 ESMs, both cabled to the same server
Listed for these Power 11 machine types9824-22A, 9824-42A, 9080-HEU, 9043-MRU
Runs with IBM iYes ... IBM i 7.5 TR 4 and 7.4 TR 10 added multipath support. Each bay can be assigned to its own partition for native boot.

Replaces the EXP24SX SAS enclosure (ESLS, ESLL), which Power11 does not support. Max one per S1122 or S1124, two per E1180 node, up to two on the E1150. An HMC is required.

Before you order ESR0

An expansion drawer adds slots or drive bays when the server itself is full. It is often the difference between upgrading a Power 11 and replacing it.

Not sure which Power 11 you have? The Power 11 machine types page shows how to check. Collecting several parts for one quote? Use the Power 11 quote checklist. Or look up another feature code.

Source: IBM Power11 Scale-Out Servers: Introduction and Overview (SG24-8590-00), NED24 section and Table 3-9; IBM Power E1180: Introduction and Overview (SG24-8587-00), Tables 3-6 and 3-12. Always confirm against your server's own configuration before you order.