P21125-B21

P21125-B21

P21125-B21 HPE 400GB SAS 12G Write Intensive SFF SC SS540 SSD

SKU: P21125-B21
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NEXT DAY Delivery available if ordered by 4 PM ET M-F or FREE Ground shipping in USA
Estimated Release:
2022
Form Factor:
SFF (2.5 inch)
Form Factor/Carrier Type:
SFF / Smart Carrier (SC)
Hotplug Carrier Type:
Smart Carrier (SC)
SSD Data Transfer Rate:
12 Gb/sec (12G)
SSD Interface:
SAS
SSD Storage Capacity:
0.400 TB [400 GB]
SSD Workload Type:
Write Intensive
Collection:
HPE Server SSD
Collection URL:
/hpe-server-ssd.htm
In Stock: Qty 6
Condition:
New If factory sealed packaging is required, please request a quote below and enter your special request in the 'Add Notes' section.
Warranty: 3 Years
$759.00
$518.00 Today's price
Volume pricing
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Product Overview

This item, P21125-B21, is the HPE option part number for the product described as 400GB SAS 12G Write Intensive SFF SC SS540 SSD. Further details below.

Boost your server efficiency with the HPE 400GB SAS 12G Write Intensive SSD (P21125-B21). Designed for demanding environments, this SSD delivers impressive performance with speeds up to 1.2 GBps and 124,000 maximum 4KB random writes. Its robust build supports up to 10 Drive Writes Per Day, ensuring reliability and durability for your critical applications. Compatible with a wide range of HPE Gen8, Gen9, and Gen10 servers, it meets the needs of any data-intensive workloads, making it an ideal choice for professionals seeking efficiency and scalability.

HPE Option Part #: P21125-B21
HPE Spare Part #: P22585-001
HPE Model #: EO000400JXBEU
HPE Assembly Part #: P21149-001

PRODUCT SPECIFICATIONS FOR P21125-B21:

  • Device Type: Solid state drive - hot-swap
  • Capacity: 400 GB
  • Form Factor: 2.5" SFF
  • Interface: SAS 12Gb/s
  • Height: 0.6 in
  • Weight: 23.98 oz
  • Bundled with: HPE Smart Carrier
  • Drive Writes Per Day (DWPD): 10
  • Drive Transfer Rate: 1.2 GBps (external)
  • 4KB Random Read: 113000 IOPS
  • 4KB Random Write: 120000 IOPS
  • Maximum 4KB Random Write: 124000 IOPS
  • Maximum 4KB Random Read: 205000 IOPS
  • Compatible Bay: 2.5" SFF
  • Power Consumption: 6.47 Watt

COMPATIBLE WITH:

PROLIANT DL SERIES

DL320e Gen8DL320e Gen8 v2DL360e Gen8DL360p Gen8DL380e Gen8DL380p Gen8DL385p Gen8DL560 Gen8DL580 Gen8DL160 Gen8DL20 Gen9DL60 Gen9DL80 Gen9DL120 Gen9DL160 Gen9DL180 Gen9DL360 Gen9DL380 Gen9DL388 Gen9DL560 Gen9DL580 Gen9DL20 Gen10DL160 Gen10DL180 Gen10DL325 Gen10DL360 Gen10DL380 Gen10DL385 Gen10DL560 Gen10DL580 Gen10DL325 Gen10 Plus v1DL385 Gen10 Plus v1

PROLIANT ML SERIES

ML310e Gen8ML310e Gen8 v2ML350e Gen8ML350p Gen8ML30 Gen9ML110 Gen9ML150 Gen9ML350 Gen9ML30 Gen10ML110 Gen10ML350 Gen10

PROLIANT BL SERIES

BL420c Gen8BL460c Gen8BL460c Gen9BL460c Gen10BL465c Gen8BL660c Gen8BL660c Gen9

PROLIANT WS SERIES

WS460c Gen8

PROLIANT SL SERIES

SL230s Gen8SL250s Gen8SL270s Gen8SL4540 Gen8

PROLIANT XL SERIES

XL220a Gen8 v2XL230a Gen9XL250a Gen9XL170r Gen9XL170r Gen10XL190r Gen9XL190r Gen10

PROLIANT SYNERGY SERIES

Synergy 480 Gen9Synergy 480 Gen10Synergy 660 Gen9Synergy 660 Gen10

** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.

FREQUENTLY ASKED QUESTIONS FOR P21125-B21:

  • Is the P21125-B21 compatible with my server?
    The P21125-B21 is compatible with various HPE servers, including BL460c Gen10, DL380 Gen10/Gen9, and ML350 Gen10 models.
  • What are the performance specs of the P21125-B21?
    The P21125-B21 has a 400GB capacity, with up to 1.2 GBps transfer rate, and supports maximum 4KB random writes up to 124,000 IOPS.
  • What are the durability features of the P21125-B21?
    The P21125-B21 can handle up to 10 drive writes per day (DWPD), offering high durability for intensive workloads.

HPE PARTSURFER INFO FOR P21125-B21

Spare PNDescription
P22585-001DRV SSD 400GB SFF SAS SC

Last Updated: 2026-06-24

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Additional Info
Estimated Release:
2022
Form Factor:
SFF (2.5 inch)
Form Factor/Carrier Type:
SFF / Smart Carrier (SC)
Hotplug Carrier Type:
Smart Carrier (SC)
SSD Data Transfer Rate:
12 Gb/sec (12G)
SSD Interface:
SAS
SSD Storage Capacity:
0.400 TB [400 GB]
SSD Workload Type:
Write Intensive
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Warranty/Returns

This product is warrantied against hardware failure for a period of 3 Years from the date of purchase. Before making a purchase, please take a moment to review our return policy below.

Returns

It is the customer's responsibility to verify compatibility with their machine(s) before placing an order. If an item is ordered by mistake, it can be returned for refund, minus a 25% restocking fee, within 5 business days of receipt. The cost of freight is not refundable.

Please be aware that factory-sealed equipment can only be returned if it remains unopened.

Defective Products

If you have received a defective part and your machine is still within the HPE warranty period, please initiate a warranty exchange by visiting the HPE Enterprise Support Center. Be sure to have the serial numbers of the defective drive and your server/storage array handy.

In case your hardware becomes defective during the Global One warranty period, but the HPE warranty has expired, you can return the product to us for a working replacement. You are responsible for the shipment of returned merchandise. However, we will cover the expense of Ground /Economy shipment for the replacement item(s).

Requesting an RMA

To initiate a return or warranty claim, please complete and submit the RMA Request Form.

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