Replacement for M378A2K43DB1-CTDD0: Drop-In Alternatives We Stock
Looking for a replacement for the M378A2K43DB1-CTDD0 (M378A2K43DB1-CTDD0 - Samsung Samsung 32GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module)? 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 M378A2K43DB1-CTDD0
| SKU | M378A2K43DB1-CTDD0 |
|---|---|
| Product | M378A2K43DB1-CTDD0 - Samsung Samsung 32GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module |
| Current price | $205.12 |
| Stock status | In Stock |
| Detail page | View M378A2K43DB1-CTDD0 › |
Drop-in replacements for M378A2K43DB1-CTDD0
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.
M478A4G43MB1-CTD - Samsung 32GB PC4-21300 DDR4-2666MHz non-ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module
SKU: M478A4G43MB1-CTD
Price: $371.50
M391A4G43MB1-CTDQ - Samsung 32GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module
SKU: M391A4G43MB1-CTDQ
Price: $405.26
M391A4G43MB1-CTDQY - Samsung 32GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module
SKU: M391A4G43MB1-CTDQY
Price: $420.58
M391A4G43MB1-CTD0Q - Samsung 32GB DDR4-2666MHz PC4-21300 ECC Unbuffered CL19 288-Pin UDIMM 1.2V Dual Rank Memory Module
SKU: M391A4G43MB1-CTD0Q
Price: $420.58
M391A4G43MB1-CTD7Y - Samsung 32GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module
SKU: M391A4G43MB1-CTD7Y
Price: $420.58
M391A4G43MB1-CTD00 - Samsung 32GB PC4-21300 DDR4-2666MHz ECC Unbuffered CL19 UDIMM 1.2V Dual-Rank Memory Module
SKU: M391A4G43MB1-CTD00
Price: $420.58
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
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
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
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
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
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.