Zyxel part number XS1920-12 identifies the XS1920-12 - ZyXEL 12-Port 10GBe Smart Managed Switch, an enterprise-grade Network Switches unit appropriate for data-center, server-room, and workstation deployment. Technical specifications include ports of 12, network speed of 10 GbE. Typical use cases include enterprise LAN core-distribution-access architecture, hyperconverged cluster east-west traffic, SAN fabric uplinks, and replacement of EOL/EOSL networking infrastructure under existing OEM warranty contracts. Pro Disk Network sources the XS1920-12 through reputable distribution channels and applies a verification check against the OEM compatibility matrix before each unit is added to active inventory. Each unit ships from a US fulfillment hub (Hillsboro OR, Atlanta GA, or Phoenix AZ) with same-day dispatch on in-stock orders before 3pm ET. 90-day Pro Disk Network functional warranty included; free US ground shipping on orders over $150.
The XS1920-12 is a Zyxel network switches component with ports 12, network speed 10 GbE. Pricing on the XS1920-12 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 XS1920-12 are shown on this page.
Trust Signals
US-based LLC — 7345 W Sand Lake Rd, STE 210, Office 3208, Orlando, FL 32819
Same-Day US Shipping — orders before 3pm ET ship today via UPS
30-Day Returns — pre-paid label on DOA and defective items
Quick Answer: Is the XS1920-12 compatible with my switch?
Pro Disk Network validates every XS1920-12 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 XS1920-12 ship?
If in stock, the XS1920-12 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 XS1920-12 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 XS1920-12?
The XS1920-12 is a Zyxel enterprise networking device with ports 12 and network speed 10 GbE, manufactured by Zyxel. 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 XS1920-12
Pros
Same-day US shipping cuts deployment downtime
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 XS1920-12
Is the XS1920-12 a genuine Zyxel part?
Yes. Pro Disk Network sources every XS1920-12 as factory-original Zyxel inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Zyxel servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Is the XS1920-12 compatible with my switch?
Pro Disk Network validates every XS1920-12 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 XS1920-12 ship?
If in stock, the XS1920-12 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 XS1920-12?
New XS1920-12 units carry the full Zyxel 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 XS1920-12?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the XS1920 series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
XS1920LE70134 — XS1920LE70134 - Seagate Nytro 2532 Series 1.92TB 3D Triple-Level-Cell SAS 12Gb/s Mixed Workloads (RoHS) Solid State Drive — $4,388.00
XS1920SE10103 — XS1920SE10103 - Seagate Nytro 3330 1.92TB 3D Triple-Level-Cell Dual 12Gb/s SAS 2.5-inch Scaled Solid State Drive — $1,183.53
XS1920SE10113 — XS1920SE10113 - Seagate Nytro 3330 1.92TB 3D Triple-Level-Cell Dual 12Gb/s SAS 2.5-inch (SED) Solid State Drive — $984.05
XS1920SE10123 — XS1920SE10123 - Seagate Nytro 3330 1.92TB 3D Triple-Level-Cell Dual 12Gb/s SAS 2.5-inch (FIPS 140-2) Solid State Drive — $2,383.13
XS1920SE70004 — XS1920SE70004 - Seagate Nytro 3331 1.9TB Triple-Level-Cell SAS 12Gb/s 2.5-inch Solid State Drive — $761.89
XS1920SE70045 — Seagate XS1920SE70045 Nytro 3350 1.92TB ETriple-Level Cell 3D SAS 12Gb/s 2.5-Inch 15mm Solid State Drive — $1,537.60
XS1920SE70074 — Seagate XS1920SE70074 Nytro 2532 1.92TB Triple-Level Cell 12Gb/s SAS Scaled SFF 2.5-Inch Solid State Drive (OEM) — $1,833.60
XS1920SE70094 — XS1920SE70094 - Seagate Nytro 3332 Series 1.92TB 3D Triple-Level-Cell SAS 12Gb/s Scaled Endurance (RoHS) Solid State Drive — $1,074.17
XS1920SE70104 — XS1920SE70104 - Seagate Nytro 3332 Series 1.92TB 3D Triple-Level-Cell SAS 12Gb/s Scaled Endurance (RoHS) Solid State Drive — $888.27
XS1920SE70124 — XS1920SE70124 - Seagate Nytro 2332 1.92TB 3D Triple-Level-Cell SAS 12Gb/s Scaled Endurance (RoHS) 2.5-inch Solid State Drive — $951.79
XS1920SE70134 — XS1920SE70134 - Seagate Nytro 2332 1.92TB 3D Triple-Level-Cell SAS 12Gb/s Scaled Endurance (SED / RoHS) 2.5-inch Solid State Drive — $3,905.60
Pro Disk Network Buyer’s Guide: Network Switches
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 XS1920-12 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 XS1920-12 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 XS1920-12 and the connected NICs support jumbo frames — some older NICs cap at 9000-byte payloads even when jumbo-enabled.