HPE 16GB (1 x 16GB) Single Rank x4 DDR4-2400 CAS-17-17-17 Registered Memory Kit
Fits 11 HPE ProLiant server models. See the list
- Secure checkout
- Card, P-card, purchase order, ACH, wire transfer, PayPal
- Tested or factory sealed
- Free Ground shipping on US orders over $100
need a formal quote?
Request a quote by email in PDF format, valid for 24 hours
Part number cross-reference
- Part number
- 805349-B21
Overview
This item, 805349-B21, is the HPE option part number for the product described as 16GB (1 x 16GB) Single Rank x4 DDR4-2400 CAS-17-17-17 Registered Memory Kit. Further details below.
Enhance your server's capabilities with this 16GB DDR4-2400 registered memory module. Designed for improved performance and stability, this single-rank DIMM operates at 2400MHz with CAS Latency of 17-17-17. ECC (Error Correcting Code) ensures data integrity, crucial for reliable operation in demanding server environments.
This 16GB ECC Registered DIMM is compatible with a range of HPE servers, including but not limited to the DL380 Gen9 (v4), DL360 Gen9 (v4), BL460c Gen9 (v4), DL160 Gen9 (v4), and ML350 Gen9 (v4). A cost-effective upgrade, it provides a boost in memory capacity for virtualized environments and other memory-intensive applications.
HPE Option Part #: 805349-B21
HPE Spare Part #: 819411-001
HPE Assembly Part #: 809082-091
PRODUCT SPECIFICATIONS FOR 805349-B21:
- Type: DRAM
- Product Type: Memory module
- Form Factor: DIMM 288-pin
- Technology: DDR4 SDRAM
- Storage Capacity: 16 GB
- Registered or Buffered: Registered
- Data Integrity Check: ECC
- Chips Organization: X4
- Memory Speed: 2400 megahertz
- Memory Specification Compliance: PC4-19200
- Supply Voltage: 1.2 volt
- CAS Latency: CL17
- Latency Timings: 17-17-17
- RAM Features: Single Rank
COMPATIBLE WITH:
PROLIANT BL SERIES
PROLIANT DL SERIES
PROLIANT ML SERIES
PROLIANT XL SERIES
PROLIANT WS SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR 805349-B21
| Spare PN | Description | |
|---|---|---|
 | 819411-001 | HPE SmartMemory 16GB, 2400 MHz, PC4-2400T-R, DDR4, single-rank x8, 1.20 V, CAS-17-17-17, Registered Dual In-Line Memory Module (RDIMM) ; |
Last Updated: 2026-09-18
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 805349-B21
Warranty and returns
5-year replacement warranty
Covered against hardware failure for 5 years 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.
Start a return or claim
Complete the RMA request form and send it to us, or choose Warranty or return on the contact form.
Reviews of this part
5 reviews
5 stars
“The staff's expertise and friendly demeanor made my shopping experience all the more enjoyable.”
Awesome
“My purchase arrived in pristine condition, thanks to the careful packaging and handling.”
Good experience
“The website's layout is well-organized, making it easy to find what I needed.”
Very pleased
“The website's organization is fantastic, making it easy to navigate and explore different options.”
Great :)
“We ordered 12 of these for our HP servers yesterday. They arrived today and we've already got them installed with no issues. We'll be back soon.”
Write a Review
805349-B21 HPE 16GB (1 x 16GB) Single Rank x4 DDR4-2400 CAS-17-17-17 Registered Memory Kit
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.
