Replacement for K4A4G165WE-BITD: Drop-In Alternatives We Stock
Looking for a replacement for the K4A4G165WE-BITD (K4A4G165WE-BITD - Samsung DDR4-2666MHz 256Mx16 (4GB) DRAM Memory Chip)? Pro Disk Network ships Samsung drop-in replacements and equivalent modern parts from US inventory. Every alternate below is in-stock today with same-day shipping for orders placed before 2pm ET. If your unit is still under warranty, contact our engineering team — we offer cross-shipping for B2B customers on Net 30 terms.
About the K4A4G165WE-BITD
| SKU | K4A4G165WE-BITD |
|---|---|
| Product | K4A4G165WE-BITD - Samsung DDR4-2666MHz 256Mx16 (4GB) DRAM Memory Chip |
| Stock status | In Stock |
| Detail page | View K4A4G165WE-BITD › |
Drop-in replacements for K4A4G165WE-BITD
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
M378A5244CB0-CRCDY - Samsung Samsung 4GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Single-Rank Memory Module
SKU: M378A5244CB0-CRCDY
Price: $78.45
M378A4G43MB1-CTDDY - Samsung Samsung 4GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Single-Rank Memory Module
SKU: M378A4G43MB1-CTDDY
Price: $371.50
M471A5244CB0-CTD - Samsung 4GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 SoDIMM 1.2V Single-Rank Memory Module
SKU: M471A5244CB0-CTD
Price: $80.72
M378A5244CB0-CTD - SamSung 4GB DDR4-2666MHz PC4-21300 non-ECC Unbuffered CL19 288-Pin DIMM 1.2V Single Rank Memory Module
SKU: M378A5244CB0-CTD
Price: $96.84
M378A5244BB0-CTD - Samsung 4GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Single-Rank Memory Module
SKU: M378A5244BB0-CTD
Price: $97.12
M378A5244CB0-CTDD0 - Samsung 4GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Single-Rank Memory Module
SKU: M378A5244CB0-CTDD0
Price: $97.12
M471A5244BB0-CTD - Samsung 4GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 SoDIMM 1.2V Single-Rank Memory Module
SKU: M471A5244BB0-CTD
Price: $113.68
M391A5143EB1-CTD - Samsung 4GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 UDIMM 1.2V Single-Rank Memory Module
SKU: M391A5143EB1-CTD
Price: $181.84
M378A1K43DB2-CTDD0 - Samsung Samsung 16GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Single-Rank Memory Module
SKU: M378A1K43DB2-CTDD0
Price: $152.39
M378A2K43DB1-CTDD0 - Samsung Samsung 32GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module
SKU: M378A2K43DB1-CTDD0
Price: $205.12
M378A2K43CB1-CTDD0 - Samsung Samsung 16GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module
SKU: M378A2K43CB1-CTDD0
Price: $205.12
How we pick replacements
Every recommendation above was selected using these criteria:
- Drop-in compatibility — same form factor (2.5"/3.5", PCIe slot, SFP port, etc.), so it fits the original chassis without modification
- Equivalent or better performance — matched on RPM/IOPS/speed/throughput, never downgraded
- Same-brand-preferred — we list the OEM-equivalent first when available, then trusted aftermarket
- Warranty coverage — 90-day Pro Disk warranty on every part, with 1-year option for B2B
- In stock today — never recommend a part that is on backorder
Need help confirming compatibility?
Our engineers validate every replacement against your specific server, switch, or chassis model before shipment. Email sales@prodisknetwork.com with your platform model (e.g., Dell PowerEdge R740, HP DL380 Gen10, Cisco Catalyst 9300) and we will confirm the exact part number that drops into your hardware.