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  • DDR4 2666 (PC4 21300)
OWC 8GB DDR4 2666MHz PC4-21300 CL19 1RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
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OWC 8GB DDR4 2666MHz PC4-21300 CL19 1RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Recommend Use: Desktops
  • Buffered/Registered: Unbuffered
  • Model #: OWC2U6D41R808GB
  •  
  • $59.99 
Available Direct from OWC Available Direct from OWC
OWC 64GB (8x8GB) DDR4 2666MHz PC4-21300 CL19 1RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
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OWC 64GB (8x8GB) DDR4 2666MHz PC4-21300 CL19 1RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Multi-channel Kit: Dual Channel Kit
  • Recommend Use: Desktops
  • Model #: OWC2U6D41R8064K
  •  
  • $475.12 
Direct from OWC Direct from OWC
OWC 256GB (8x32GB) DDR4 2666MHz PC4-21300 CL19 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
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OWC 256GB (8x32GB) DDR4 2666MHz PC4-21300 CL19 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Multi-channel Kit: Dual Channel Kit
  • Recommend Use: Desktops
  • Model #: OWC2U6D42R8256K
  •  
  • $1,997.92 
Direct from OWC Direct from OWC
OWC 32GB DDR4 2666 PC4-21300 CL19 2Rx8 VLP 288-pin 1.2V ECC Unbuffered DIMM Memory RAM Module Upgrade for Select Workstations, Servers, and NAS Systems
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  •  
  • $379.99 
Direct from OWC Direct from OWC
Hynix HMA81GR7AFR8N-VK 8GB DDR4-2666MHz Ecc Reg CL19 288-Pin DIMM 1.2V Memory
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SK hynix
Refurbished Hynix HMA81GR7AFR8N-VK 8GB DDR4-2666MHz Ecc Reg CL19 288-Pin DIMM 1.2V Memory
  • Part Number: HMA81GR7AFR8N-VK
  • ECC: Yes
  • Buffered/Registered: Registered
  • Parts: 30 Days
  • Model #: HMA81GR7AFR8N-VK
  •  
  • $45.00 
  • Free Shipping
8GB RAM Replacement for Kingston KCP426NS6/8, KVR26N19S6/8 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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8GB RAM Replacement for Kingston KCP426NS6/8, KVR26N19S6/8 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772488595
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for HP 3TK85AA, 3TK85TA | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for HP 3TK85AA, 3TK85TA | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772484511
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for HP 934253-800 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for HP 934253-800 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for HP 934253-800
  • Model #: NE-PNR-1731
  •  
  • $35.65 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Supermicro Certified MEM-DR480L-CL01-UN26 | Micron 8GB PC4-21300 DDR4 2666MHz 1Rx8 Non-ECC DIMM 288-Pin Desktop Memory RAM
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Supermicro Certified MEM-DR480L-CL01-UN26 | Micron 8GB PC4-21300 DDR4 2666MHz 1Rx8 Non-ECC DIMM 288-Pin Desktop Memory RAM
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Micron Chipset
  • Recommend Use: Compatible Supermicro Systems
  • Model #: MEM-DR480L-CL01-UN26
  •  
  • $64.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Kingston HX426C16FB3/4, HX426C16FB3K2/8, HX426C16FB3K4/16 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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4GB RAM Replacement for Kingston HX426C16FB3/4, HX426C16FB3K2/8, HX426C16FB3K4/16 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772488410
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for Crucial CT8G4DFD8266 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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8GB RAM Replacement for Crucial CT8G4DFD8266 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772481190
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for Kingston HX426C13SB2K4/32, HX426C15FBK2/16 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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8GB RAM Replacement for Kingston HX426C13SB2K4/32, HX426C15FBK2/16 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772488625
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for Micron MTA16ATF1G64AZ-2G6, MTA16ATF1G64AZ-2G6B1 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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8GB RAM Replacement for Micron MTA16ATF1G64AZ-2G6, MTA16ATF1G64AZ-2G6B1 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474611
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Samsung M378A5143TB2-CTD | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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4GB RAM Replacement for Samsung M378A5143TB2-CTD | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772475083
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for HP L40877-800, L21495-001 | DDR4 2666MHz PC4-21300 DIMM Desktop Memory
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8GB RAM Replacement for HP L40877-800, L21495-001 | DDR4 2666MHz PC4-21300 DIMM Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for HP L40877-800, L21495-001
  • Model #: NE-PNR-1769
  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Hynix HMA851U6CJR6N-VK, HMA851U6DJR6N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for Hynix HMA851U6CJR6N-VK, HMA851U6DJR6N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474796
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Crucial CT2K4G4DFS6266, CT4G4DFS6266 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for Crucial CT2K4G4DFS6266, CT4G4DFS6266 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772481046
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Supermicro Certified MEM-DR480L-SL01-UN26 | Samsung 8GB PC4-21300 DDR4 2666MHz 1Rx8 Non-ECC DIMM 288-Pin Desktop Memory RAM
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Supermicro Certified MEM-DR480L-SL01-UN26 | Samsung 8GB PC4-21300 DDR4 2666MHz 1Rx8 Non-ECC DIMM 288-Pin Desktop Memory RAM
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Samsung Chipset
  • Recommend Use: Compatible Supermicro Systems
  • Model #: MEM-DR480L-SL01-UN26
  •  
  • $69.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for Crucial CT16G4DFRA266.C8FE, CB16GU2666 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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16GB RAM Replacement for Crucial CT16G4DFRA266.C8FE, CB16GU2666 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for Crucial CT16G4DFRA266.C8FE, CB16GU2666
  • Model #: NE-PNR-1636
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for Crucial BLS2K16G4D26BFSC, CT2K16G4DFRA266 | DDR4 2666MHz PC4-21300 DIMM Desktop Memory
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16GB RAM Replacement for Crucial BLS2K16G4D26BFSC, CT2K16G4DFRA266 | DDR4 2666MHz PC4-21300 DIMM Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772480711
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for IBM-Lenovo 4X70R38788, 4ZC7A08702 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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16GB RAM Replacement for IBM-Lenovo 4X70R38788, 4ZC7A08702 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772485792
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for HP 934255-800 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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16GB RAM Replacement for HP 934255-800 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for HP 934255-800
  • Model #: NE-PNR-1771
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for Hynix HMAA2GU6AJR8N-VK, HMAA2GU6CJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
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16GB RAM Replacement for Hynix HMAA2GU6AJR8N-VK, HMAA2GU6CJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474857
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
32GB RAM Replacement for Crucial CT2K32G4DFD8266, CT32G4DFD8266 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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32GB RAM Replacement for Crucial CT2K32G4DFD8266, CT32G4DFD8266 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772480902
  •  
  • $219.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
32GB RAM Replacement for Micron MTA16ATF4G64AZ-2G6, MTA16ATF4G64AZ-2G6B1 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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32GB RAM Replacement for Micron MTA16ATF4G64AZ-2G6, MTA16ATF4G64AZ-2G6B1 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474581
  •  
  • $219.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
32GB RAM Replacement for Samsung M378A4G43MB1-CTD | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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32GB RAM Replacement for Samsung M378A4G43MB1-CTD | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772475014
  •  
  • $219.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
32GB RAM Replacement for Hynix HMAA4GU6AJR8N-VK, HMAA4GU6CJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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32GB RAM Replacement for Hynix HMAA4GU6AJR8N-VK, HMAA4GU6CJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474819
  •  
  • $219.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
32GB RAM Replacement for HP L43762-001 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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32GB RAM Replacement for HP L43762-001 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for HP L43762-001
  • Model #: NE-PNR-1780
  •  
  • $219.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Kingston ACR26D4U9S1KA-4, HP26D4U9S1ME-4, KCP426NS6/4, KVR26N19S6/4, KVR26N19S6L/4 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for Kingston ACR26D4U9S1KA-4, HP26D4U9S1ME-4, KCP426NS6/4, KVR26N19S6/4, KVR26N19S6L/4 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772488403
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Micron MTA4ATF51264AZ-2G6, MTA4ATF51264AZ-2G6B1, MTA4ATF51264AZ-2G6E1, MTA4ATF51264AZ-2G6H1, MTA4ATF51264AZ-2G6J1 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
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4GB RAM Replacement for Micron MTA4ATF51264AZ-2G6, MTA4ATF51264AZ-2G6B1, MTA4ATF51264AZ-2G6E1, MTA4ATF51264AZ-2G6H1, MTA4ATF51264AZ-2G6J1 | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474093
  •  
  • $41.15 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for Micron MTA8ATF1G64AZ-2G6, MTA8ATF1G64AZ-2G6B1, MTA8ATF1G64AZ-2G6D1, MTA8ATF1G64AZ-2G6E1, MTA8ATF1G64AZ-2G6H1, MTA8ATF1G64AZ-2G6J1 | DDR4 2666MHz PC4-21300 DIMM Desktop Memory
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  •  
  • $68.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for Micron MTA16ATF2G64AZ-2G6, MTA16ATF2G64AZ-2G6B1, MTA16ATF2G64AZ-2G6E1, MTA16ATF2G64AZ-2G6H1, MTA16ATF2G64AZ-2G6J1 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
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16GB RAM Replacement for Micron MTA16ATF2G64AZ-2G6, MTA16ATF2G64AZ-2G6B1, MTA16ATF2G64AZ-2G6E1, MTA16ATF2G64AZ-2G6H1, MTA16ATF2G64AZ-2G6J1 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474086
  •  
  • $121.99 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
NEMIX RAM 32GB (4X8GB) DDR4 2666MHZ PC4-21300 1Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory KIT Compatible with Dell PowerEdge T150 Tower
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NEMIX RAM 32GB (4X8GB) DDR4 2666MHZ PC4-21300 1Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory KIT Compatible with Dell PowerEdge T150 Tower
  • Chipset: Major OEM Samsung, Micron, Hynix
  • CAS Latency: CL19
  • Voltage: 1.35V
  • Part Number: MD21300-818K4
  • Model #: MD21300-818K4-DL-PET150
  •  
  • $263.49 
Direct from NEMIX RAM Direct from NEMIX RAM
Crucial CT4G4DFS6266.M4FE 8GB 2x4GB PC4-21300 DDR4-2666MHz UDIMM Desktop Memory Ram
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Crucial CT4G4DFS6266.M4FE 8GB 2x4GB PC4-21300 DDR4-2666MHz UDIMM Desktop Memory Ram
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: CT4G4DFS6266.M4FE X2
  •  
  • $79.99 
  • Free Shipping
AddOn 8GB DDR4 SDRAM Memory Module
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AddOn 8GB DDR4 SDRAM Memory Module
  • CAS Latency: CL17
  • Voltage: 1.20V
  • ECC: Non-ECC
  • Buffered/Registered: Unbuffered
  • Model #: AA101752-AA
Rimlance 8GB (2X4GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX16
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Rimlance 8GB (2X4GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX16
  • CAS Latency: CL19
  • Multi-channel Kit: Dual Channel Kit
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300S6C2K8
  •  
  • $49.99 
  • Free Shipping
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