The Extreme VSP4900-48P-B1-4XE (VSP4900-48P-B1-4XE - Extreme Networks VSP 4900 System with 48 x 10/100/1000Base-T full/half duplex 802.3at PoE (30W) MACseccapable ports and VIM5-4XE PSU module Bundle) is a Networking Devices component engineered for sustained enterprise-class workloads. Manufactured to OEM specifications and tested for compatibility with enterprise rack server and data-center deployments, this part addresses common procurement scenarios where exact-match replacement, capacity expansion, or new-build deployment is required. Technical specifications include features of PoE. Common deployment scenarios include data-center ToR (top-of-rack) switching, server-to-storage NAS/SAN connectivity, 10/25/40/100 GbE backbone aggregation, and edge router replacement in branch-office deployments. Pro Disk Network sources the VSP4900-48P-B1-4XE 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. Net 30 / Net 60 terms available for qualified business, government, and education accounts. 30-day Pro Disk Network functional warranty included; free US ground shipping on orders over $150.
The VSP4900-48P-B1-4XE is a Extreme networking devices component with features PoE. Pricing on the VSP4900-48P-B1-4XE 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 VSP4900-48P-B1-4XE verified against the manufacturer datasheet and our internal lab benchmarks.
Quick Answer: Is the VSP4900-48P-B1-4XE compatible with my switch?
Pro Disk Network validates every VSP4900-48P-B1-4XE 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 VSP4900-48P-B1-4XE ship?
VSP4900-48P-B1-4XE orders placed before 2 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
The VSP4900-48P-B1-4XE 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.
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.
Branch / Edge — Smaller form-factor switches and routers for branch sites. SD-WAN-compatible or static-VPN-attached as the architecture dictates.
New, Bulk, or Refurbished — Choosing Your Tier
Pro Disk Network offers the VSP4900-48P-B1-4XE across three procurement tiers. Each tier is fully functional and warranted; the choice comes down to budget, warranty length, and whether the deployment is production-critical or capacity-expansion.
Tier
Discount vs OEM List
Warranty
Best For
New (Sealed OEM)
25–40%
Extreme manufacturer warranty (1–5 yr)
Production-critical first-tier
New (Bulk OEM)
50–65%
3-year Pro Disk Network warranty
New cluster builds, secondary tier
Refurbished
75–85%
12-month advance replacement
Capacity expansion, lab, dev/test, EOL refresh
What is the VSP4900-48P-B1-4XE?
The VSP4900-48P-B1-4XE is a Extreme enterprise networking device with features PoE, manufactured by Extreme. 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 VSP4900-48P-B1-4XE
Pros
Lower cost than the OEM channel — same physical optic
RoHS, FCC, and CE compliance documentation available
SFP+/QSFP28 modules pre-coded for major vendor firmware
Cons
Third-party optic — some firmware revs require "service unsupported transceiver-type"
Bulk DAC orders may ship LTL on >100-pc reels
Confirm transceiver coding before mixing vendors in the same chassis
Frequently Asked Questions about VSP4900-48P-B1-4XE
Is the VSP4900-48P-B1-4XE a genuine Extreme part?
Yes. Pro Disk Network sources every VSP4900-48P-B1-4XE as factory-original Extreme inventory verified against the manufacturer parts registry before listing. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Extreme servers, surface-tested, and re-warranted by Pro Disk Network for 12 months.
Is the VSP4900-48P-B1-4XE compatible with my switch?
Pro Disk Network validates every VSP4900-48P-B1-4XE 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 VSP4900-48P-B1-4XE ship?
VSP4900-48P-B1-4XE orders placed before 2 pm ET ship the same business day from US warehouses. Delivery is next business day to most metro ZIPs via FedEx/UPS overnight; ground delivery covers remaining US in 1-4 business days.
What is the warranty on the VSP4900-48P-B1-4XE?
New VSP4900-48P-B1-4XE units carry the full Extreme manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (12 months refurbished, 36 months new bulk). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the VSP4900-48P-B1-4XE?
Yes. Pro Disk Network offers automatic volume discounts at 10, 25, 50, and 100+ unit tiers. Net 30 terms are available for verified businesses, government, and education buyers. Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the VSP4900 series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
VSP4900-12MXU-12XE — VSP4900-12MXU-12XE - Extreme Networks VSP 4900 System with 12 x 1/2.5/5/10G0GBASE-T 802.3bt PoE (60W) ports and 12 x 1/10GBASE-X SFP+ MACsec-capable ports — $15,381.05
VSP4900-24S — VSP4900-24S - Extreme Networks VSP 4900 System with 24 x 100/1000BASE-X Ports Switch — $15,094.95
VSP4900-24XE — VSP4900-24XE - Extreme Networks VSP 4900 System with 24 x 1/10GBASE-X SFP+ MACsec and LRM-capable ports — $15,907.37
VSP4900-48P — VSP4900-48P - Extreme Networks VSP 4900 System with 48 x 10/100/1000Base-T full/half duplex 802.3at PoE (30W) MACseccapable ports — $19,980.21
Pro Disk Network Buyer’s Guide: Networking Devices
Optic Coding, Vendor Lock-In, and Multi-Vendor Compatibility
For Cisco IOS, IOS-XE, and NX-OS switches, the VSP4900-48P-B1-4XE works out-of-box if coded for Cisco; for Aruba ArubaOS-CX, code for HPE/Aruba; for Juniper Junos, code for Juniper. Pro Disk Network confirms the target vendor coding at order time and applies it before shipping. Misordered coding can be flashed in the field but the lead time is longer than ordering correctly the first time.
Bandwidth Sizing for Spine-Leaf, EVPN-VXLAN, and Hyperconverged Storage
Document optic types and bandwidth in your network drawings: SR-SR for intra-rack, LR-LR for inter-rack and DCI, ZR4 for long-haul coherent. Mismatched optic-distance ratings is the most common cause of intermittent link errors that look like cable problems but aren't.