Alternative to D4ES02-4G: Better-Value Equivalents in Stock
Comparing the D4ES02-4G (D4ES02-4G - Synology 4GB 2666 MHz PC4-21300 ECC Unbuffered CL19 260-Pin SODIMM 1.2V Memory Module) against alternatives? Pro Disk Network stocks 12 similar parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the D4ES02-4G
| SKU | D4ES02-4G |
|---|---|
| Product | D4ES02-4G - Synology 4GB 2666 MHz PC4-21300 ECC Unbuffered CL19 260-Pin SODIMM 1.2V Memory Module |
| Current price | $345.26 |
| Stock status | In Stock |
| Detail page | View D4ES02-4G › |
Alternatives to D4ES02-4G
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.
D4NE-2666-4G - Synology 4GB DDR4-2666 MHz PC4-21300 non ECC-Unbuffered CL19 288-Pin UDIMM 1.2V Memory Module
SKU: D4NE-2666-4G
Price: $222.33
D4NESO-2666-4G - Synology 4GB 2666 MHz PC4-21300 Non-ECC Unbuffered CL19 260-Pin SODIMM 1.2V Memory Module
SKU: D4NESO-2666-4G
Price: $334.74
RAM-4GDR4ECP0-UD-2666 - QNAP 4GB DDR4-2666 MHz PC4-21300 ECC Unbuffered CL19 288-Pin UDIMM Memory Module
SKU: RAM-4GDR4ECP0-UD-2666
Price: $277.08
D4ES01-4G - Synology 4GB 2666 MHz PC4-21300 Non-ECC Unbuffered CL19 260-Pin SODIMM 1.2V Memory Module
SKU: D4ES01-4G
Price: $334.74
D4EU01-4G - Synology 4GB 2666 MHz PC4-21300 ECC Unbuffered CL19 288-Pin DIMM 1.2V Memory Module
SKU: D4EU01-4G
Price: $432.93
RAM-4GDR4ECI0-RD-2666 - QNAP 4GB PC4-21300 DDR4-2666 MHz ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank x4 Memory Module
SKU: RAM-4GDR4ECI0-RD-2666
Price: $213.26
NT4GA64DH4CX4S-HR - Nanya 4GB PC4-21300 DDR4-2666 MHz non-ECC unbuffered CL19 260-PIN SODIMM 1.2V Single Rank x16 Memory Module
SKU: NT4GA64DH4CX4S-HR
Price: $85.82
NT4GA64DH4CX4F-HR - Nanya 4GB PC4-21300 DDR4-2666 MHz non-ECC unbuffered CL19 288-Pin UDIMM 1.2V Single Rank x16 Memory Module
SKU: NT4GA64DH4CX4F-HR
Price: $97.12
JM2666HSH-4G - Transcend 4GB 2666 MHz PC4-21300 Non-ECC Unbuffered CL19 260-Pin SODIMM 1.2V 1Rx8 Memory Module
SKU: JM2666HSH-4G
Price: $110.99
TS2666HSH-4G - Transcend 4GB 2666 MHz PC4-21300 Non-ECC Unbuffered CL19 260-Pin SODIMM 1.2V 1Rx8 Memory Module
SKU: TS2666HSH-4G
Price: $110.99
TS2666HLH-4G - Transcend 4GB 2666 MHz PC4-21300 Non-ECC Unbuffered CL19 288-Pin DIMM 1.2V 1Rx8 Memory Module
SKU: TS2666HLH-4G
Price: $115.61
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.