Alternative to KFJ-E50-512: Better-Value Equivalents in Stock
Comparing the KFJ-E50-512 (Kingston KFJ-E50/512 512MB Kit (2 X 256MB) DDR2-533MHz PC2-4200 ECC Unbuffered CL4 240-Pin DIMM 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-E50-512
| SKU | KFJ-E50-512 |
|---|---|
| Product | Kingston KFJ-E50/512 512MB Kit (2 X 256MB) DDR2-533MHz PC2-4200 ECC Unbuffered CL4 240-Pin DIMM Memory |
| Current price | $157.79 |
| Stock status | In Stock |
| Detail page | View KFJ-E50-512 › |
Alternatives to KFJ-E50-512
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-FPC165/512 512MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: KFJ-FPC165-512
Price: $89.12
Kingston KFJ-E600/512 512MB Kit (2 X 256MB) DDR-400MHz PC3200 non-ECC Unbuffered CL3 184-Pin DIMM Memory
SKU: KFJ-E600-512
Price: $197.88
Kingston KFJ-PRF250/512 512MB Kit (2 X 256MB) DDR-200MH PC1600z ECC Registered CL2 184-Pin DIMM Memory
SKU: KFJ-PRF250-512
Price: $201.86
Kingston KFJ-R610/512 512MB Kit (2 X 256MB) DDR-266MHz PC2100 ECC Unbuffered CL2.5 184-Pin DIMM Memory
SKU: KFJ-R610-512
Price: $201.86
Kingston KFJ-TW200/512 512MB Kit (2 X 256MB) 133MHz PC133 ECC Registered CL3 168-Pin DIMM Memory
SKU: KFJ-TW200-512
Price: $564.83
Kingston KFJ-E50/1G 1GB Kit (2 X 512MB) DDR2-533MHz PC2-4200 ECC Unbuffered CL4 240-Pin DIMM Memory
SKU: KFJ-E50-1G
Price: $141.71
Kingston KFJ-BX533K2/1G 1GB Kit (2 X 512MB) DDR2-533MHz PC2-4200 ECC Fully Buffered CL4 240-Pin DIMM Single Rank Memory
SKU: KFJ-BX533K2-1G
Price: $169.11
Kingston Technology KVR533D2N4K2/512 512MB Kit (2 X 256MB) DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM 1.8V Memory
SKU: KVR533D2N4K2-512
Price: $141.71
Kingston KVR533D2E4K2/512 512MB Kit (2 X 256MB) DDR2-533MHz PC2-4200 ECC Unbuffered CL4 240-Pin DIMM Memory
SKU: KVR533D2E4K2-512
Price: $157.79
Kingston KTA-G5533/512 512MB Kit (2 X 256MB) DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 240-Pin DIMM Memory
SKU: KTA-G5533-512
Price: $165.18
Kingston KFJ-FPC165/256 256MB DDR2-533MHz PC2-4200 non-ECC Unbuffered CL4 200-Pin SoDimm Memory Module
SKU: KFJ-FPC165-256
Price: $97.37
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
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.