Alternative to KFJ-E50A-2G: Better-Value Equivalents in Stock
Comparing the KFJ-E50A-2G (Kingston KFJ-E50A/2G 2GB Kit (2 X 1GB) DDR2-667MHz PC2-5300 ECC Unbuffered CL5 240-Pin DIMM Dual Rank Memory) against alternatives? Pro Disk Network stocks 12 similar Kingston 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 KFJ-E50A-2G
| SKU | KFJ-E50A-2G |
|---|---|
| Product | Kingston KFJ-E50A/2G 2GB Kit (2 X 1GB) DDR2-667MHz PC2-5300 ECC Unbuffered CL5 240-Pin DIMM Dual Rank Memory |
| Current price | $155.68 |
| Stock status | In Stock |
| Detail page | View KFJ-E50A-2G › |
Alternatives to KFJ-E50A-2G
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.
Kingston KFJ-BX667K2/2G 2GB Kit (2 X 1GB) DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Dual Rank Memory
SKU: KFJ-BX667K2-2G
Price: $184.21
Kingston KFJ-BX667K2/4G 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Fully Buffered CL5 240-Pin DIMM Dual Rank Memory
SKU: KFJ-BX667K2-4G
Price: $155.68
Kingston KFJ-E50A/4G 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 ECC Unbuffered CL5 240-Pin DIMM Dual Rank Memory
SKU: KFJ-E50A-4G
Price: $165.55
Kingston Technology KFJ-BX667LPK2/4G 4GB Kit (2 X 2GB) DDR2-667MHz PC2-5300 Fully Buffered CL5 240-Pin DIMM 1.8V Memory
SKU: KFJ-BX667LPK2-4G
Price: $173.49
Kingston KFJ-RX200/2G 2GB Kit (2 X 1GB) DDR2-400MHz PC2-3200 ECC Registered CL3 240-Pin DIMM Memory
SKU: KFJ-RX200-2G
Price: $137.88
Kingston Technology KFJ-RX200SR/2G 2GB Kit (2 X 1GB) DDR2-400MHz PC2-3200 ECC Registered CL3 240-Pin DIMM 1.8V Single Rank Memory
SKU: KFJ-RX200SR-2G
Price: $137.88
Kingston KFJ-E50/2G 2GB Kit (2 X 1GB) DDR2-533MHz PC2-4200 ECC Unbuffered CL4 240-Pin DIMM Memory
SKU: KFJ-E50-2G
Price: $158.18
Kingston KFJ-BX533K2/2G 2GB Kit (2 X 1GB) DDR2-533MHz PC2-4200 ECC Fully Buffered CL4 240-Pin DIMM Memory
SKU: KFJ-BX533K2-2G
Price: $184.21
Kingston Technology KFJ-FPC218/2G 2GB DDR2-667MHz PC2-5300 non-ECC Unbuffered CL5 200-Pin SoDimm 1.8V Memory Module
SKU: KFJ-FPC218-2G
Price: $81.93
Kingston KFJ-TX120/2G 2GB DDR2-667MHz PC2-5300 ECC Registered CL5 240-Pin DIMM Dual Rank x8 Memory Module
SKU: KFJ-TX120-2G
Price: $96.95
Kingston KFJ-BX533K2/4G 4GB Kit (2 X 2GB) DDR2-533MHz PC2-4200 ECC Fully Buffered CL4 240-Pin DIMM Memory
SKU: KFJ-BX533K2-4G
Price: $155.68
Kingston KFJ-RX200/4G 4GB Kit (2 X 2GB) DDR2-400MHz PC2-3200 ECC Registered CL3 240-Pin DIMM Memory
SKU: KFJ-RX200-4G
Price: $173.49
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.