N3048EP-ON - Dell EMC 48-Port PoE+ L3 Managed Gigabit Switch

Dell EMC PowerSwitch N3048EP-ON: 48-port Gigabit PoE+ Layer 3 managed switch with 2x10GbE SFP+ uplinks, stacking, and ONIE support for enterprise networks.

The Dell EMC PowerSwitch N3048EP-ON is a 1U, Layer 3 managed Gigabit Ethernet switch designed for offices, campuses, and branch networks that require dense Power over Ethernet Plus (PoE+) connectivity. It provides 48 RJ45 10/100/1000Mb ports with PoE+ (up to 30.8W per port), with the first twelve ports capable of delivering PoE 60W for high-power devices such as PTZ cameras and Wi-Fi 6 access points. Two integrated 10GbE SFP+ ports and two GbE combo ports provide flexible uplink options, while rear stacking ports support up to 84Gbps stacking bandwidth across multiple units. The switch supports ONIE for alternate OS installation, advanced Layer 3 routing, QoS, ACLs, and comprehensive network management, making it suitable for growing enterprise and data center edge deployments.

• Manufacturer: Dell / Dell EMC (Dell Technologies)
• Product Family: Dell EMC PowerSwitch N-Series
• Product Series: N3000E
• Model: N3048EP-ON
• Product Type: Layer 3 Managed Stackable Gigabit Ethernet Switch with PoE+
• Ports: 48x RJ45 10/100/1000Mb PoE+ ports, 2x 10GbE SFP+ ports, 2x GbE combo (SFP) ports
• PoE: 48 PoE+ ports up to 30.8W; first 12 ports support PoE 60W auto-sensing
• Switching Capacity: 260 Gbps (full duplex)
• Forwarding Rate: 193 Mpps
• Buffer Size: 4MB packet buffer memory
• MAC Address Table: 32,000 entries
• Memory / Flash: 2GB memory and 1GB flash (per some distributor listings); Dell spec sheet lists 4GB flash
• CPU Memory: 1GB (per third-party spec listing)
• Static Routes: 1,024 (IPv4) / 1,024 (IPv6)
• Dynamic Routes: 8,160 (IPv4) / 4,096 (IPv6)
• VLANs: 4,094 supported; 128 VLAN routing interfaces
• Link Aggregation: 128 LAG groups, 144 dynamic ports per stack, 8 member ports per LAG
• Stacking: 2 rear stacking ports (21Gbps) supporting up to 84Gbps full duplex
• Expansion Bay: 1x hot-swap expansion module bay (2-port 10GBASE-T or 2-port SFP+ modules)
• Power Supply: 1x 1,100W AC PSU included (requires C15 plug)
• Power Consumption (Max): 2,145W
• Operating System: Dell EMC Networking Operating System (DNOS); ONIE-enabled for alternate NOS installation
• Management: RJ45 console/RS232 port, out-of-band 10/100/1000BASE-T management port, USB Type-A for configuration
• Operating Temperature: 0°C to 45°C (32°F to 113°F)
• Storage Temperature: -40°C to 65°C (-40°F to 149°F)
• Dimensions: 43.5 mm x 434.0 mm x 407.0 mm (1.71 in x 17.09 in x 6.02 in), 1RU
• Weight: Approx. 15.21 lbs / 6.9 kg
• Certifications: FCC, CE, cUL, CCC, VCCI, ACMA RCA - Class A
• Rack Mounting: ReadyRails tool-less rack mounting system

• 48 Gigabit Ethernet RJ45 ports with PoE+ for endpoint device power delivery
• First 12 ports support PoE 60W for high-power devices
• Two integrated 10GbE SFP+ ports for high-speed uplinks
• Two additional GbE combo (copper/fiber) ports for flexible connectivity
• 260Gbps non-blocking switching fabric for wire-speed performance
• 193Mpps forwarding rate for fast packet processing
• Layer 3 routing with static and dynamic route support
• Stacking support up to 84Gbps bandwidth across multiple units
• ONIE support for installing alternate network operating systems
• Hot-swappable expansion module bay for additional uplink flexibility
• Redundant variable-speed fans with field-replaceable design
• Comprehensive QoS, ACL, and multicast forwarding capabilities

Designed for enterprises, campuses, and branch offices needing dense PoE+ connectivity with Layer 3 routing.

• Powering VoIP phones, wireless access points, and IP cameras via PoE+/PoE 60W
• Core or aggregation switching for medium-sized office and campus networks
• Layer 3 distribution switching in multi-VLAN enterprise environments
• Stacked deployments for scalable branch or floor-wiring closet networks
• High-density Wi-Fi access point deployments requiring 60W PoE
• Data center edge connectivity with 10GbE uplinks
• Network modernization projects using ONIE for alternate OS deployment

• High-density PoE+ for diverse endpoint devices
• Non-blocking 260Gbps switching performance
• Flexible 10GbE uplinks for future growth
• Stackable design simplifies network scaling
• ONIE support enables OS flexibility
• Redundant fans improve operational reliability

• Form Factor: 1RU rack-mountable switch
• Dimensions: 43.5 mm x 434.0 mm x 407.0 mm (H x W x D)
• Weight: Approx. 6.9 kg (15.21 lbs)
• Cooling: Redundant variable-speed fans, field-replaceable, plus PSU fan

Per available documentation, this product is validated for:

• Dell EMC N3000E series switches (N3024EP-ON, N3024ET-ON, N3024EF-ON, N3048ET-ON) for stacking
• 2-port 10 Gigabit BASE-T RJ-45 hot-swappable uplink expansion module
• 2-port 10 Gigabit SFP+ hot-swappable uplink expansion module
• Dell EMC Networking Operating System (DNOS) software releases
• Open Network Install Environment (ONIE) compatible network operating systems
• C15-plug power cord options, including C15 to NEMA 5-15 (2M)
• Optional dual hot-swap redundant power supply configurations

Note: Stacking and module compatibility are within the N3000E-ON family; verify OS/firmware compatibility before deploying alternate ONIE-based network operating systems.

• Dell EMC PowerSwitch N3048EP-ON switch unit
• 1x 1,100W internal AC power supply
• ReadyRails rack mounting kit
• Power cord (C15 plug, region-dependent)

Q: How many PoE+ ports does the Dell N3048EP-ON have?

A: It has 48 Gigabit Ethernet PoE+ ports, with the first twelve capable of delivering up to 60W PoE for high-power devices, and the remainder supporting up to 30.8W PoE+.

Q: What uplink options are available on the N3048EP-ON?

A: The switch includes two integrated 10GbE SFP+ ports and two GbE combo ports, plus an expansion bay for optional 10GBASE-T or SFP+ modules.

Q: Does the N3048EP-ON support stacking?

A: Yes, it has two rear stacking ports offering up to 84Gbps of stacking bandwidth, allowing multiple N3000E-ON switches to be stacked together.

Q: What is the switching capacity and forwarding rate of this switch?

A: It offers a non-blocking switching capacity of 260Gbps and a forwarding rate of up to 193Mpps.

Q: Is the N3048EP-ON ONIE-enabled?

A: Yes, select N3000 series switches including this model support the Open Network Install Environment (ONIE), allowing installation of alternate network operating systems.

Q: What power supply does the N3048EP-ON use?

A: It ships with a single 1,100W internal AC power supply requiring a C15 power cord, with optional redundant dual PSU configurations available.

Q: What operating temperature range does the switch support?

A: The switch is rated for operation between 0°C and 45°C (32°F to 113°F), with storage temperatures from -40°C to 65°C.

Q: What management options are available on this switch?

A: Management is available via an RJ45 console/RS232 port, an out-of-band 10/100/1000BASE-T management port, and a USB Type-A port for configuration via flash drive.