HPE Gen10 Memory (1st Gen CPU)
HPE 16GB NVDIMM Single Rank x4 DDR4-2666 Module Kit
Fits 3 HPE ProLiant server models. See the list
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Part number cross-reference
- Part number
- 845264-B21
Overview
This item, 845264-B21, is the HPE option part number for the product described as 16GB NVDIMM Single Rank x4 DDR4-2666 Module Kit. Further details below.
Expand your server's storage potential with this 6TB SATA hard drive, offering a substantial capacity for your data storage needs. Designed for midline applications, this drive operates at 7.2K RPM, providing a balance of performance and capacity. The 6G SATA interface ensures reliable data transfer within your server environment.
This 3.5" large form factor (LFF) drive features a Smart Carrier (SC) for easy hot-swap installation. The digitally signed firmware enhances data security by preventing unauthorized code execution. Compatible servers includes but may not limited to the ML350 Gen9, making it a seamless addition to your existing infrastructure.
HPE Option Part #: 845264-B21
HPE Spare Part #: 874540-001
HPE Assembly Part #: 825109-091
PRODUCT SPECIFICATIONS FOR 845264-B21:
- Capacity: 16 GB
- Upgrade Type: System specific
- OEM Manufacturer Equivalent Part Number: HP 845264-B21, HP 845265-B21, HP 874540-001
- Type: DRAM memory module
- Technology: DDR4 SDRAM
- Form Factor: NVDIMM 288-pin
- Module Height (inch): 1.23
- Speed: 2666 MHz (PC4-21300)
- Data Integrity Check: ECC
- Features: Single Rank, 16GB NAND Flash integrated, Non-Volatile DIMM (NVDIMM-N), Non-Volatile
- Chips Organization: X4
- Voltage: 1.2 V
COMPATIBLE WITH:
PROLIANT DL SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR 845264-B21
| Spare PN | Description | |
|---|---|---|
 | 874540-001 | Non-volatile Dual In-Line Memory Modules (NVDIMM) 16GB 1Rx4 NN4-2666T-R |
Last Updated: 2026-06-27
Other sizes in this family
| Part number | Capacity | Type | Rank | Price | Availability |
|---|
Working out how many you need? Each server's memory page counts the modules for the capacity you want: see Compatible servers.
Specifications
Compatible servers
Each server opens that model's memory page, with its slot rules and a kit picker.
Part numbers
Every number below identifies this same part. Match any of them to the label on the part you are replacing.
Questions about 845264-B21
Warranty and returns
1-year replacement warranty
Covered against hardware failure for 1 year from the date of purchase. While HPE's own warranty runs, HPE replaces a failed part through the HPE Enterprise Support Center. After that, send it back to us for a working replacement; you ship it to us and we pay Ground or Economy shipping on the replacement.
Ordered the wrong part?
It is the customer's responsibility to verify compatibility before ordering. A part ordered by mistake can be returned for a refund, less a 25% restocking fee, within 5 business days of receipt. Freight is not refunded, and factory-sealed items can only be returned unopened. Check Compatible servers before you order.
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Complete the RMA request form and send it to us, or choose Warranty or return on the contact form.
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845264-B21 HPE 16GB NVDIMM Single Rank x4 DDR4-2666 Module Kit - Refurbished
Filling a whole server?
Each server's memory page works out how many modules a capacity takes and where they go. For a full bill of materials, send it with your server model and we reply with pricing and availability within 24 hours.
