Replacement for J9866A-ACD: Drop-In Alternatives We Stock
Looking for a replacement for the J9866A-ACD (HP J9866A#ACD 5406 8 x Ports 10GBase-T + 8 x SFP+ Layer-4 Managed 10 Gigabit Ethernet Network Switch Chassis)? Pro Disk Network ships HP 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 J9866A-ACD
| SKU | J9866A-ACD |
|---|---|
| Product | HP J9866A#ACD 5406 8 x Ports 10GBase-T + 8 x SFP+ Layer-4 Managed 10 Gigabit Ethernet Network Switch Chassis |
| Stock status | In Stock |
| Detail page | View J9866A-ACD › |
Drop-in replacements for J9866A-ACD
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.
J9866A - HP 5406 8 x Ports 10GBase-T + 8 x SFP+ Layer-4 Managed 10 Gigabit Ethernet Network Switch Chassis
SKU: J9866A
Price: $10,242.59
HPE R8N87A#ABA Aruba 6000 24G-Class4-PoE-4SFP 24-Ports 10/100/1000Base-T PoE 4-Ports SFP 1-Ports USB-C Console 1-Ports USB Type-A Host Layer 2 Managed 1U Rack-mountable Gigabit Ethernet Network Switch
SKU: R8N87A#ABA
Price: $1,109.16
HPE R8N87-61001 Aruba 6000 24G-Class4-PoE-4SFP 24-Ports 10/100/1000Base-T PoE 4-Ports SFP 1-Ports USB-C Console 1-Ports USB Type-A Host Layer 2 Managed 1U Rack-mountable Gigabit Ethernet Network Switc
SKU: R8N87-61001
Price: $1,342.11
HPE R8N87-61101 Aruba 6000 Series 24G-Class4-PoE-4SFP 24-Ports 10/100/1000Base-T PoE + 4-Ports SFP + 1-Ports USB-C Console + 1-Ports USB Type-A Host Layer 2 Managed 1U Rack-mountable Gigabit Ethernet
SKU: R8N87-61101
Price: $1,342.11
HPE JL827A#ABA FlexNetwork 5140 24G PoE+ 4SFP+ 20-Ports PoE+ 10/100/1000Base-T Gigabit Ethernet RJ-45 4-Ports Combo SFP/RJ-45 4-Ports 10GBase-X 10Gigabit Ethernet SFP+ Layer 3 Managed 1U Rack-Mountabl
SKU: JL827A#ABA
Price: $1,915.79
HPE JG923-61101 HP JG923-61101 OfficeConnect 1920-16G 16 x Ports 10/100/1000Base-T + 4 x Gigabit SFP Ports Layer 3 Managed Gigabit Ethernet Network Switch
SKU: JG923-61101
Price: $183.42
HPE J9138-60001 ProCurve 2520 Series 2520-24-PoE 24 x RJ-45 Ports PoE 10/100Base-TX + 2 x Combo Gigabit SFP (mini-GBIC) Ports + 2 x RJ-45 GE Ports Layer 3 Managed Rack-mountable Fast Ethernet Network
SKU: J9138-60001
Price: $121.05
HP J9138AACD ProCurve 2520 Series 2520-24-PoE 24 x RJ-45 Ports PoE 10/100Base-TX + 2 x Combo Gigabit SFP (mini-GBIC) Ports + 2 x RJ-45 GE Ports Layer 3 Managed Rack-mountable Fast Ethernet Network Swi
SKU: J9138AACD
Price: $121.05
HP J9983-60001 OfficeConnect 1820-24G-PoE+ 12 x RJ-45 Ports PoE+ 10/100/1000Base-T + 12 x RJ-45 Ports + 2 x SFP Ports Layer 2 Managed 1U Rack-Mountable Gigabit Ethernet Network Switch
SKU: J9983-60001
Price: $223.16
HPE JL385AR HP JL385AR OfficeConnect 1920 Series 1920S 24G 2SFP PoE+ 12 x Rj-45 Ports PoE+ 10/100/1000Base-T + 12 x RJ-45 Ports + 2 x SFP Ports Layer 3 Managed Rack-mountable Gigabit Ethernet Network
SKU: JL385AR
Price: $229.47
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.