V1W3R - Dell PowerSwitch Z9100-ON 32-Port 100GbE Switch

Dell EMC PowerSwitch Z9100-ON: 32x 100GbE QSFP28 + 2x SFP+ ports, 6.4 Tbps non-blocking switching, sub-500ns latency, ideal for data center core/aggregation.

The Dell PowerSwitch Z9100-ON (MPN: V1W3R) is a high-performance, open networking fixed switch purpose-built for high-density data center and cloud computing environments. It delivers flexible multi-rate connectivity through 32 QSFP28 ports configurable as 32x100GbE, 64x50GbE, 32x40GbE, 128x25GbE, or 128x10GbE, plus 2 additional SFP+ ports supporting 10GbE/1GbE/100MbE. Built on a non-blocking switching architecture, the Z9100-ON provides line-rate Layer 2 and Layer 3 forwarding, making it well suited for top-of-rack, spine, or core aggregation roles. It supports Dell's Open Networking (ON) model, allowing customers to run Dell EMC Networking OS9 or OS10 Enterprise Edition. The switch features redundant, hot-swappable power supplies and fan modules within a compact 1U rack-mountable chassis, ensuring high availability for demanding enterprise and cloud networking deployments.

• Manufacturer: Dell / Dell EMC / Dell Technologies
• Product Line: PowerSwitch (Dell EMC Networking Z-Series)
• Model: Z9100-ON
• Product Type: Fixed-configuration Ethernet Switch (Open Networking)
• Network Ports: 32 x QSFP28 ports supporting 1/10/25/40/50/100GbE
• Uplink Ports: 2 x fixed 1/10GbE SFP+ ports
• Port Density Options: 32x100GbE, 64x50GbE, 32x40GbE, 128x25GbE, or 128x10GbE
• Switching Capacity: 6.4 Tbps (Full Duplex)
• Forwarding Rate: Up to 4400 Mpps (Full Duplex)
• Latency: Sub 500ns (some sources cite as low as 350ns)
• Packet Buffer Memory: 16 MB
• CPU Memory: 8 GB
• MAC Address Table Size: 136,000 entries
• CPU/Processor: Intel Atom Processor C2538, Quad-Core, 2.4GHz
• Storage: 32GB mSATA SSD (16GB usable)
• Operating System: Dell EMC Networking OS9 or OS10 Enterprise Edition
• Management Ports: 1 x RJ45 console (RS232), 1 x USB 2.0 Type A, 1 x microUSB-B, 10/100/1000BaseT management port
• Power Supply: 2 x redundant, hot-swappable 750W AC PSUs (100–240 VAC 50/60Hz)
• Max Power Consumption: 605 Watts
• Typical Power Consumption: 195 Watts
• Cooling: 5 x hot-swappable fan modules; front-to-back or back-to-front airflow options
• Form Factor: 1U rack-mountable
• PoE: Not supported (N/A)
• Protocols Supported: OSPF, BGP, MPLS, VXLAN, PFC, DCBX, ETS
• Warranty: 90-day to 1-year (varies by reseller; refurbished units)

• 32 QSFP28 ports supporting flexible 1/10/25/40/50/100GbE speeds
• 2 additional SFP+ ports for 10GbE/1GbE/100MbE connectivity
• 6.4 Tbps non-blocking switching capacity for high throughput
• Sub-500ns low latency suitable for latency-sensitive workloads
• Supports Dell EMC OS9 or OS10 Enterprise open networking software
• Redundant, hot-swappable power supplies for high availability
• Hot-swappable fan modules with selectable airflow direction
• Advanced Layer 2/Layer 3 routing including OSPF, BGP, VXLAN
• Priority-based Flow Control (PFC), DCBX, and ETS for DCB environments
• Compact 1U rack-mountable design conserving valuable rack space
• Tool-less Dell ReadyRails mounting system for easy deployment
• Large MAC address table (136K entries) for scalable network designs

Designed for high-density, high-speed connectivity in modern data center and enterprise network environments.

• Data center core and aggregation switching
• Cloud computing infrastructure backbone connectivity
• High-frequency financial trading networks requiring ultra-low latency
• Big data analytics and machine learning cluster networking
• Top-of-rack (ToR) or spine-layer deployment in leaf-spine architectures
• High-performance computing (HPC) interconnect fabric
• Network virtualization and VXLAN overlay deployments

• High-density 100GbE connectivity in compact 1U form
• Non-blocking 6.4 Tbps switching capacity
• Sub-500ns latency for demanding applications
• Redundant power and cooling for high availability
• Flexible port speed configuration reduces future upgrades
• Open networking OS choice for deployment flexibility

• Form Factor: 1U rack-mountable
• Rack Compatibility: Standard 19-inch rack, tool-less Dell ReadyRails
• Cooling System: 5 x hot-swappable fan modules
• Airflow Options: Front-to-back (I/O to PSU) or back-to-front (reversed)

Per available documentation, this product is validated for use with the following Dell EMC networking ecosystem components:

• Dell EMC Networking OS9 software
• Dell EMC Networking OS10 Enterprise Edition software
• Dell ReadyRails mounting rail kits
• 100GbE QSFP28 to QSFP28 active optical and passive DAC cables
• 100GbE QSFP28 to 4x25GbE SFP28 breakout cables
• 40GbE QSFP+ to QSFP+ active optical and passive DAC cables
• 40GbE QSFP+ to 4x10GbE SFP+ breakout cables
• Z9100 Cable Breakout Kits (MTP to LC, multimode/single-mode variants)
• Dell EMC Networking S4048 and other S-Series/Z-Series switches in mixed data center deployments

Note: Transceivers and optical modules are typically sold separately and not included with the base switch unit.

• Dell PowerSwitch Z9100-ON switch unit
• 1 x rail kit (ReadyRails)
• 1 x console cable
• Power cable(s) (as included by seller/reseller)

Q: What is the Dell V1W3R part number?

A: V1W3R is the Dell manufacturer part number for the Dell EMC PowerSwitch Z9100-ON, a 32-port 100GbE data center switch.

Q: How many ports does the Dell V1W3R switch have?

A: It has 32 QSFP28 ports supporting 1/10/25/40/50/100GbE, plus 2 additional SFP+ ports for 10GbE/1GbE/100MbE connectivity.

Q: What is the switching capacity of the Z9100-ON (V1W3R)?

A: According to distributor specifications, the switch offers a non-blocking switching capacity of 6.4 Tbps.

Q: What operating system does the Dell V1W3R switch run?

A: The switch supports Dell EMC Networking OS9 or OS10 Enterprise Edition, depending on configuration and license.

Q: Is the Dell V1W3R switch PoE capable?

A: No, PoE is not supported on this switch model according to distributor specification sheets.

Q: What is the latency of the Z9100-ON switch?

A: Sources report latency figures of sub-500ns, with some third-party listings citing as low as 350ns.

Q: Does the V1W3R switch include redundant power supplies?

A: Yes, it features 2 redundant, hot-swappable AC power supplies rated up to 750W each per some distributor listings.

Q: What form factor is the Dell V1W3R switch?

A: It is a compact 1U rack-mountable switch designed for standard 19-inch server racks.