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Juniper

Juniper EX4400-48XP-S | EX4400 48-Port PoE++ Switch, 90W, Spare Chassis

EX4400-48XP-S

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Description

The EX4400-48XP-S is a spare chassis for the EX4400 1U access switch, offering 48 x 1GbE ports that each deliver up to 90W of PoE++ (802.3bt), with 2 x 100GbE QSFP28 uplink and stacking ports. This chassis-only SKU ships without power supplies or fan modules, and is compatible with the 2000 W DC power supply for a maximum PoE budget of 3600 W with two units. It suits PoE-dense campus and branch access deployments requiring MACsec AES-256 encryption, EVPN-VXLAN to the access layer and Virtual Chassis scalability.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Cloud-ready, driven by Mist AI with Juniper Mist Wired Assurance and Marvis Virtual Network Assistant
- EVPN-VXLAN to the access layer
- End-to-end MACsec AES-256 encryption
- IEEE 802.3bt PoE++ with fast PoE and perpetual PoE
- Standards-based microsegmentation using group-based policies (GBP)
- Flow-based telemetry for anomaly detection
- Precision Timing Protocol transparent clock
- Virtual Chassis technology interconnects up to 10 switches as a single device
- Hot-swappable power supplies and field-replaceable fans, supplied separately with this spare chassis SKU

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- 48 x 10/100/1000BASE-T ports, 802.3af/at/bt PoE/PoE+/PoE++ up to 90W per port
- Uplinks: 2 x 100GbE QSFP28 (stacking/uplink); optional extension modules for 4 x 10GbE SFP+, 4 x 25GbE SFP28 or 1 x 100GbE QSFP28
- Form factor: fixed 1U (44.2 x 4.4 x 39.9 cm)
- Switching capacity: 348 Gbps unidirectional / 696 Gbps bidirectional; 517 Mpps throughput
- PoE budget of 1650 W with one PSU and 3600 W with two PSUs (48-60V, 2000 W DC PSU, ordered separately)
- Chassis-only spare: no power supply or fan modules included
- 112,000 MAC addresses; 9216-byte jumbo frames; 4093 VLANs
- 80,000 IPv4 / 40,000 IPv6 routes; 24,000 ARP entries
- 12 QoS queues per port (8 unicast, 4 multicast)
- 10-member Virtual Chassis; 400Gbps Virtual Chassis interconnect
- Quad-core x86 CPU, 4 GB DDR4 ECC memory, 20 GB storage
- MACsec AES-256 supported on all user-facing interfaces and on the 25GbE extension modules

FAQs

Q: Does the EX4400-48XP-S include power supplies and fans?
A: No. This is a chassis-only spare supplied without power supply or fan modules. The 2000 W DC power supply and fan modules are ordered separately.

Q: What is the maximum PoE budget?
A: The PoE budget is 1650 W with one 2000 W DC power supply and up to 3600 W with two power supplies installed.

Q: What uplink options are available?
A: The chassis provides 2 x 100GbE QSFP28 ports for uplink or stacking. Optional extension modules add 4 x 10GbE SFP+, 4 x 25GbE SFP28 or 1 x 100GbE QSFP28.

Q: How many switches can be combined in a Virtual Chassis?
A: Up to 10 EX4400 members can be interconnected in a Virtual Chassis and managed as a single device, with a 400Gbps Virtual Chassis interconnect.

Q: Does this switch support MACsec encryption?
A: Yes. MACsec AES-256 is supported on all user-facing interfaces as well as on the 25GbE extension modules.

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