Skip to main content
Hi
!
Hi!
Sign in
or
register
eBay Deals
Help & Contact
Select Language. Current:
English
Français
Sell
Watchlist
Expand Watchlist
My eBay
Expand My eBay
Summary
Recently Viewed
Bids/Offers
Watch List
Purchase History
Selling
Saved Feed
Saved Searches
Saved Sellers
My Garage
Messages
Expand Notifications
Please
sign-in
to view notifications.
Expand Cart
Loading...
eBay Home
Shop by category
All Categories
Search
Advanced
breadcrumb
eBay
Electronics
Computers/Tablets & Networking
Enterprise Networking, Servers
Electronics
Computers/Tablets & Networking
Enterprise Networking, Servers
Server Components
Server Memory (RAM)
The item you selected is unavailable, but we found something similar.
Picture 1 of 3
Picture 1 of 3
HP 32GB (1 x 32GB) PC4-21300 (DDR4-2666) Memory (815100B21)
5.0
1 product rating
B
brutenetworks (877)
100% positive feedback
Price:
US $104.45
Approximately
C $145.90
+ $14.74 shipping
Est. delivery
Mon, Oct 27 - Mon, Nov 3
Estimated delivery Mon, Oct 27 - Mon, Nov 3
Returns:
30 days return
.
Buyer pays for return shipping. If you use an eBay shipping label, it will be deducted from your refund amount
.
Condition:
New
New
See full description
Buy It Now
815100-B21 - HP Compatible 32GB PC4-21300 DDR4-2666Mhz 2Rx4 1.2v ECC RDIMM
Sign in to check out
Check out as guest
Add to cart
See all details
Oops! Looks like we're having trouble connecting to our server.
Refresh your browser window to try again.
About this product
Product Identifiers
Brand
HP
MPN
815100B21
UPC
0889296522393
Model
815100-B21
eBay Product ID (ePID)
9016903479
Product Key Features
Total Capacity
32 GB
Memory Features
Registered
Form Factor
DIMM
Capacity per Module
32 GB
Type
DDR4 SDRAM
Number of Modules
1
Bus Speed
PC4-21300 (DDR4-2666)
Show More
Show Less
All listings for this product
Listing type
Buy It Now
Buy It Now
Condition
Any Condition
Any Condition
New
Pre-owned
HPE 32GB DUAL RANK X4 DDR4-2666 CAS-19-19-19 REG Memory 850881-001 815100-B21
item 1 HPE 32GB DUAL RANK X4 DDR4-2666 CAS-19-19-19 REG Memory 850881-001 815100-B21
C $82.41
+C $32.49 shipping
815100-B21 HP 32GB 2Rx4 DDR4-2666 PC4-21300 CL19 288-Pin ECC Memory 850881-001
item 2 815100-B21 HP 32GB 2Rx4 DDR4-2666 PC4-21300 CL19 288-Pin ECC Memory 850881-001
C $101.13
+C $19.89 shipping
815100-B21 HPE 32GB Dual Rank x4 DDR4-2666 CAS-19 Reg Smart Memory
item 3 815100-B21 HPE 32GB Dual Rank x4 DDR4-2666 CAS-19 Reg Smart Memory
C $101.97
+C $19.92 shipping
HP 32GB DDR4-2666 RDIMM 815100-B21 850881-001 840758-091 HPE Server Memory RAM
item 4 HP 32GB DDR4-2666 RDIMM 815100-B21 850881-001 840758-091 HPE Server Memory RAM
C $103.77
+C $19.22 shipping
815100-B21 HPE 32GB (1x32GB) Dual Rank x4 DDR4-2666 CAS-19-19-19 Registered M
item 5 815100-B21 HPE 32GB (1x32GB) Dual Rank x4 DDR4-2666 CAS-19-19-19 Registered M
C $111.67
+C $20.24 shipping
HPE 32GB DUAL RANK X4 DDR4-2666 815100-B21/850881-001/840758-091
item 6 HPE 32GB DUAL RANK X4 DDR4-2666 815100-B21/850881-001/840758-091
C $108.94
+C $23.38 shipping
Almost gone
850881-001 HPE 32GB 2Rx4 SDRAM DIMM Gen10 Smart Memory Kit 840758-091 815100-B21
item 7 850881-001 HPE 32GB 2Rx4 SDRAM DIMM Gen10 Smart Memory Kit 840758-091 815100-B21
C $139.68
+C $24.29 shipping
815100-B21 - HP Compatible 32GB PC4-21300 DDR4-2666Mhz 2Rx4 1.2v ECC RDIMM
item 8 815100-B21 - HP Compatible 32GB PC4-21300 DDR4-2666Mhz 2Rx4 1.2v ECC RDIMM
C $145.90
+C $20.59 shipping
HPE 32GB PC4-21300 ECC DDR4 SDRAM DIMM 815100-B21 ✅❤️️✅❤️️ SEALED
item 9 HPE 32GB PC4-21300 ECC DDR4 SDRAM DIMM 815100-B21 ✅❤️️✅❤️️ SEALED
C $139.67
HPE 32GB PC4-2666V-R DDR4 REGISTERED ECC 2RX4 MEMORY RDIMM PC4-21300 815100-B21
item 10 HPE 32GB PC4-2666V-R DDR4 REGISTERED ECC 2RX4 MEMORY RDIMM PC4-21300 815100-B21
C $132.70
+C $45.88 shipping
HPE 32GB PC4-2666V-R DDR4 REGISTERED ECC 2RX4 MEMORY RDIMM PC4-21300 815100-B21
item 11 HPE 32GB PC4-2666V-R DDR4 REGISTERED ECC 2RX4 MEMORY RDIMM PC4-21300 815100-B21
C $132.70
+C $45.88 shipping
HPE 32GB DUAL RANK X4 DDR4-2666 815100-B21 850881-001 REG SMART MEMORY KIT
item 12 HPE 32GB DUAL RANK X4 DDR4-2666 815100-B21 850881-001 REG SMART MEMORY KIT
C $195.55
+C $35.42 shipping
HP 815100-B21 840758-091 32GB 2RX4 PC4-2666V DDR4 HYNIX HMA84GR7AFR4N-VK Server
item 13 HP 815100-B21 840758-091 32GB 2RX4 PC4-2666V DDR4 HYNIX HMA84GR7AFR4N-VK Server
C $188.57
+C $48.89 shipping
815101-B21/840759-091/850882-001- ORIGINAL HPE 64GB 4RX4 PC4-2666V-L SMART KIT
item 14 815101-B21/840759-091/850882-001- ORIGINAL HPE 64GB 4RX4 PC4-2666V-L SMART KIT
C $246.94
+C $24.64 shipping
New For HP 32GB PC4-2666V DDR4 RDIMM ECC Memory 850881-001 840758-091 815100-B21
item 15 New For HP 32GB PC4-2666V DDR4 RDIMM ECC Memory 850881-001 840758-091 815100-B21
C $237.44
+C $41.89 shipping
HP 32GB (1 x 32GB) DIMM DDR4 2666 (PC4 21300) Memory (815100-B21)
item 16 HP 32GB (1 x 32GB) DIMM DDR4 2666 (PC4 21300) Memory (815100-B21)
C $221.00
+C $83.81 shipping
815101-B21 HPE 64GB QUAD RANK X4 4RX4 DDR4-2666 PC4-2666V MEMORY 840759-091
item 17 815101-B21 HPE 64GB QUAD RANK X4 4RX4 DDR4-2666 PC4-2666V MEMORY 840759-091
C $223.47
+C $90.79 shipping
HP 815100-B21 840758-091 850881-001 32GB 2RX4 PC4-2666V DDR4 HMA84GR7CJR4N-VK
item 18 HP 815100-B21 840758-091 850881-001 32GB 2RX4 PC4-2666V DDR4 HMA84GR7CJR4N-VK
C $258.41
+C $118.73 shipping
HPE 32GB DUAL RANK X4 DDR4-2666 815100-B21 850881-001 REG SMART MEMORY KIT
item 19 HPE 32GB DUAL RANK X4 DDR4-2666 815100-B21 850881-001 REG SMART MEMORY KIT
C $315.16
+C $90.79 shipping
HP 32GB (1 x 32GB) DIMM DDR4 2666 (PC4 21300) Memory (815100-B21)
item 20 HP 32GB (1 x 32GB) DIMM DDR4 2666 (PC4 21300) Memory (815100-B21)
C $349.69
+C $83.81 shipping
HPE 32GB Dual Rank X4 DDR4-2666 815100-B21 850881-001 Reg Smart Kit Mémoire
item 21 HPE 32GB Dual Rank X4 DDR4-2666 815100-B21 850881-001 Reg Smart Kit Mémoire
C $406.95
+C $93.10 shipping
HPE 32GB DUAL RANK X4 DDR4-2666 815100-B21 850881-001 REG SMART MEMORY KIT
item 22 HPE 32GB DUAL RANK X4 DDR4-2666 815100-B21 850881-001 REG SMART MEMORY KIT
C $406.95
+C $93.10 shipping
See all 22
listings for this product
Ratings and Reviews
Learn more
5.0
1 product rating
5
1 users rated this 5 out of 5 stars
1
4
0 users rated this 4 out of 5 stars
0
3
0 users rated this 3 out of 5 stars
0
2
0 users rated this 2 out of 5 stars
0
1
0 users rated this 1 out of 5 stars
0
Most relevant reviews
by
ol6301
May 16, 2025
Bought many of these, all of them 100% f...
Bought many of these, all of them 100% functional, Pleased with the purchase.
Verified purchase:
Yes
Condition:
Pre-owned
Best Selling in Server Memory (RAM)
Dell SNPP2MYXC64G 64GB DDR4 3200 (PC4-25600) DIMM RAM Module
C $250.13 New
C $250.13 New
---- Used
No used products available
P06035-B21 - HP Compatible 64GB DDR4-3200Mhz 2Rx4 ECC Registered RDIMM
C $425.42 New
C $425.42 New
C $326.98 Used
C $326.98 Used
Samsung 32 GB DDR4 Memory Module (M393A4K40DB3-CWE)
(2)
C $181.38 New
C $181.38 New
C $131.90 Used
C $131.90 Used
Micron Intel DDR4 SDRAM Internal Memory - MTA36ASF4G72PZ3G2E7
C $125.75 New
C $125.75 New
C $100.60 Used
C $100.60 Used
Crucial CT32G4RFD432A DDR4 SDRAM
C $233.73 New
C $233.73 New
---- Used
No used products available
AC830718 - Dell Compatible 64GB PC5-44800 DDR5-5600Mhz 2Rx4 ECC RDIMM
C $635.03 New
C $635.03 New
---- Used
No used products available
"" Hynix HMCG94AHBRA283N 64GB PC5-6400B 2Rx4 RDIMM Memory
Save on Server Memory (RAM)
Trending price is based on prices over last 90 days.
NEW Dell SNPHTPJ7C/32G AB614353 32GB 2Rx8 DDR4 PC4-3200 RDIMM ECC RAM Memory
C $145.32
Trending at
C $215.42
A-Tech 8GB 2x 4GB 1Rx8 PC4-21300R DDR4 2666 MHz ECC REG RDIMM Server Memory RAM
C $27.93
Trending at
C $46.07
A-Tech 16GB 4Rx4 PC3-10600R DDR3 1333MHz ECC RDIMM REG Server Memory RAM Module
C $21.97
Trending at
C $33.51
8GB 1Rx8 PC4-23400R REG RDIMM DDR4 2933Y Memory RAM for APPLE MAC PRO 2019 A1991
C $118.76
Trending at
C $178.36
You may also like
32GB PC4-21300 DDR4 SDRAM
Hynix PC4-21300 DDR4-2666 Memory RAM
HP PC4-21300 (DDR4-2666) Bus Speed DDR4 SDRAM Memory (RAM)
HP Computer PC4-21300 (DDR4-2666) Bus Speed Memory (RAM)
Computer PC4-21300 (DDR4-2666) Bus Speed Memory (RAM)
Patriot PC4-21300 (DDR4-2666) Bus Speed DDR4 SDRAM Memory (RAM)