Alternative to K398K: Better-Value Equivalents in Stock
Comparing the K398K (K398K - Dell Dual Port 10GbE CX4 Expansion Adapter Card) against alternatives? Pro Disk Network stocks 12 similar Dell 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 K398K
| SKU | K398K |
|---|---|
| Product | K398K - Dell Dual Port 10GbE CX4 Expansion Adapter Card |
| Current price | $165.79 |
| Stock status | In Stock |
| Detail page | View K398K › |
Alternatives to K398K
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.
Dell K4D64 Dell 0K4D64 / K4D64 Dual-Port Boss-s1 Boot-Optimized PCI Express Server Storage Adapter Card for M.2 SATA SSD
SKU: K4D64
Price: $184.21
463-2813 - Dell Dual Port 40Gb Ethernet QSFP+ Expansion Module for N4032 / N4032F
SKU: 463-2813
Price: $1,378.55
406-BBBB - Dell QLE2662 16GB Dual Port Fibre Channel Host Bus Adapter Card Only
SKU: 406-BBBB
Price: $50.53
557M9 - Dell Broadcom 5720 NIC Gigabit Ethernet Dual Port 1GbE PCI Express 2.0 X2 Network Interface Card Adapter
SKU: 557M9
Price: $50.53
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.