Broadcom BCM957412-N4120C 2-Ports 10Gb/s SFP+ PCI Express 3.0 x8 Low Profile OCP 3.0 Network Adapter. In Stock Brand: Broadcom Part Number: BCM957412-N4120C Category: Transceiver Key Specs: 2-Port Availability: In Stock Shipping: Fast US-based shipping Order the Broadcom BCM957412-N4120C today from ProDisk Network — your trusted source for enterprise IT hardware.
The BCM957412-N4120C is a Broadcom transceiver component with capacity 10 GB, interface PCI Express, data rate 10 Gb/s. Pricing on the BCM957412-N4120C is quote-based — email sales@prodisknetwork.com or use our live chat for a quote within one business day.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the BCM957412-N4120C are shown on this page.
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Quick Answer: Is the BCM957412-N4120C compatible with my switch?
Pro Disk Network validates every BCM957412-N4120C against the target switch's published compatibility matrix before shipment. If you let us know your switch model and firmware version, we will confirm fitment and code the module appropriately (Cisco-coded, Juniper-coded, HPE-coded, etc.) at no extra charge.
How fast does the BCM957412-N4120C ship?
If in stock, the BCM957412-N4120C ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
The BCM957412-N4120C is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
Spine-Leaf Fabric — Top-of-rack 25G/100G aggregation between leaf and spine switches. Match speed and form factor across both endpoints.
Server Uplink — 10G/25G server-to-leaf uplink — pair with matching DAC or AOC at the host NIC to avoid optic mismatch.
DCI (Data Center Interconnect) — Inter-DC routing or aggregation. LR4/LR8 transceivers for 10–80 km, ER4 for 40 km, ZR4 for coherent long-haul.
Campus Distribution — Catalyst-class campus distribution between IDF and MDF closets. PoE+ where wireless APs and IP phones share infrastructure.
What is the BCM957412-N4120C?
The BCM957412-N4120C is a Broadcom network interface module with capacity 10 GB and interface PCI Express, manufactured by Broadcom. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of BCM957412-N4120C
Pros
Matched-pair option for redundant link orders
Cabling and DAC/AOC labels clearly mark optic class
Cons
Refurbished switches may show minor rack-rail wear
Power supplies sold separately on certain SKUs
Long-haul ZR4/CFP4 modules subject to export-control screening
Frequently Asked Questions about BCM957412-N4120C
Is the BCM957412-N4120C a genuine Broadcom part?
Yes. Pro Disk Network sources every BCM957412-N4120C as factory-original Broadcom inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Broadcom servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Is the BCM957412-N4120C compatible with my switch?
Pro Disk Network validates every BCM957412-N4120C against the target switch's published compatibility matrix before shipment. If you let us know your switch model and firmware version, we will confirm fitment and code the module appropriately (Cisco-coded, Juniper-coded, HPE-coded, etc.) at no extra charge.
How fast does the BCM957412-N4120C ship?
If in stock, the BCM957412-N4120C ships same business day on US orders placed before 3 pm ET. Most US ZIP codes receive next-business-day or 2-day delivery via FedEx/UPS Ground or Express. Bulk and project orders shipping in pallets are typically dispatched within 24-48 hours.
What is the warranty on the BCM957412-N4120C?
New BCM957412-N4120C units carry the full Broadcom manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the BCM957412-N4120C?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Optic Coding, Vendor Lock-In, and Multi-Vendor Compatibility
Networking optics — SFP, SFP+, QSFP+, QSFP28 — are physically interoperable across vendors but logically restricted by firmware coding. The BCM957412-N4120C is coded for a specific vendor family at our factory step before shipping, which preserves the OEM warranty workflow and allows the optic to be recognised without ‘service unsupported-transceiver’ CLI overrides. Mixing third-party optics with same-vendor optics in the same chassis is safe; mixing across vendor codings sometimes triggers warnings in the switch log.
Bandwidth Sizing for Spine-Leaf, EVPN-VXLAN, and Hyperconverged Storage
For EVPN-VXLAN overlays, the BCM957412-N4120C carries the underlay tunnels in addition to the workload traffic. Plan for VXLAN encapsulation overhead (50 bytes) plus MTU headroom; set the underlay MTU to 9216 (jumbo frames) and the overlay MTU to 9000. Make sure both the BCM957412-N4120C and the connected NICs support jumbo frames — some older NICs cap at 9000-byte payloads even when jumbo-enabled.