Replacement for JD312A: Drop-In Alternatives We Stock
Looking for a replacement for the JD312A (JD312A - HP A3100-16-Poe 16-Ports 16x 10/100Base-TX + 2x Combo Gigabit SFP Ei Layer-4 Managed Switch)? 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 JD312A
| SKU | JD312A |
|---|---|
| Product | JD312A - HP A3100-16-Poe 16-Ports 16x 10/100Base-TX + 2x Combo Gigabit SFP Ei Layer-4 Managed Switch |
| Current price | $496.84 |
| Stock status | In Stock |
| Detail page | View JD312A › |
Drop-in replacements for JD312A
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.
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
HP JG923A#ABB OfficeConnect 1920-16G 16-Ports 10/100/1000Base-T with 4 Gigabit SFP Ports Layer-3 Managed Gigabit Ethernet Switch
SKU: JG923A-ABB
Price: $291.79
HPE R8R48-61001 Aruba Instant On 1430-16G-Class4-PoE 16-Ports 10/100/1000Base-T Class4 PoE Layer 2 Unmanaged 1U Rack-mountable Gigabit Ethernet Network Switch
SKU: R8R48-61001
Price: $347.37
J8166A - HP ProCurve 5304XL-32G 28 x Ports 10/100/1000Base-T + 4 x SFP Combo Layer-4 Managed Stackable Gigabit Ethernet Network Switch
SKU: J8166A
Price: $368.42
HPE JL169AR HP JL169AR OfficeConnect 1850 Series 1850 6XGT and 2XGT/SPF+ 6 x RJ-45 1/10GBASE-T Ports + 2 x Dual-Personality SFP+ 1/10GBase-T Ports Layer 2 Managed 1U Rack-mountable Gigabit Ethernet Ne
SKU: JL169AR
Price: $1,021.05
JG316A - HPE FlexFabric 5830AF 48 x Ports 10/100/1000Base-T + 2 x SFP Shared + 2 x SFP+ Layer-3 Managed Gigabit Ethernet Network Switch
SKU: JG316A
Price: $1,050.53
571956-B21 - HPE 24 x Ports + 16 x 10GbE (backplane) + 4 x Ports 10GbE 8Gb/s Fibre Channel SFP+ + 4 x Ports 10GbE SFP+ Virtual Connect Flexfabric Module Switch
SKU: 571956-B21
Price: $145.26
HP 447116-001 BladeSystem c-Class 16 x Ports 10/100/1000Base-T + 4 X 10 Gigabit XFP Ports Managed Gigabit Ethernet Network Switch
SKU: 447116-001
Price: $334.74
410916-B21 - HP/Cisco Catalyst 3020 8 x Ports 10/100/1000Base-T + 4 x SFP Layer-3 Managed Gigabit Ethernet Blade Switch
SKU: 410916-B21
Price: $145.26
432904-001 - HP/Cisco Catalyst 3020 16-Ports 8 x 10/100/1000Base-T Gigabit LAN + 4 x SFP Layer-3 Managed Blade Switch Module
SKU: 432904-001
Price: $145.26
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.