Replacement for WD50EFRX: Drop-In Alternatives We Stock
Looking for a replacement for the WD50EFRX (WD50EFRX - Western Digital Red 5TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive)? Pro Disk Network ships Western Digital 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 WD50EFRX
| SKU | WD50EFRX |
|---|---|
| Product | WD50EFRX - Western Digital Red 5TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive |
| Current price | $286.32 |
| Stock status | In Stock |
| Detail page | View WD50EFRX › |
Drop-in replacements for WD50EFRX
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.
WDBMMA0050HNC - Western Digital Red 5TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch Hard Drive
SKU: WDBMMA0050HNC
Price: $522.55
WD50EFRX-68MYMN1 - Western Digital Red 5TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive
SKU: WD50EFRX-68MYMN1
Price: $663.16
WD50EFRX-68JNUN0 - Western Digital Red 5TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive
SKU: WD50EFRX-68JNUN0
Price: $682.24
WD30EFRX - Western Digital Red 3TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch Hard Drive
SKU: WD30EFRX
Price: $168.42
WD10EFRX-88JCSN0 - Western Digital Red 1TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive
SKU: WD10EFRX-88JCSN0
Price: $211.00
WD10EFRX-B2 - Western Digital Red 1TB 5400RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive
SKU: WD10EFRX-B2
Price: $211.00
WD10EFRX-A1 - Western Digital Red 1TB 5400RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive
SKU: WD10EFRX-A1
Price: $211.00
WD10EFRX-68JCSN0 - Western Digital Red 1TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive
SKU: WD10EFRX-68JCSN0
Price: $211.00
WD10EFRX - Western Digital Red 1TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive
SKU: WD10EFRX
Price: $211.00
WD20EFRX-B2 - Western Digital Red 2TB 5400RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive
SKU: WD20EFRX-B2
Price: $235.79
WD20EFRX-A1 - Western Digital Red 2TB 5400RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive
SKU: WD20EFRX-A1
Price: $235.79
WD40EFRX-68WT0N0 - Western Digital Red 4TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch Hard Drive
SKU: WD40EFRX-68WT0N0
Price: $254.74
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.