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Juniper

Juniper EX4400-48T-DC | 48x1G RJ45, PoE: none, uplinks: 2x100G QSFP28, PSU: DC, lic: Base; MACsec AES-256 (opt)

SKU:EX4400-48T-DC

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Description

1G enterprise access switch with two 100G QSFP28 uplink/stacking ports and factory-fitted DC power supply for telecom or industrial DC plants. Non‑PoE model focused on data-only edge deployments. 1U, hot‑swappable components, with optional MACsec AES‑256. Suitable for sites standardizing on -48V DC feeds.

Features

- DC-powered variant for sites with -48V DC infrastructure
- 48x 1G copper ports for dense access layers
- Two 100G QSFP28 for high-speed uplinks or stacking
- Hot-swappable PSU and fans to minimize downtime
- MACsec-ready hardware for encrypted campus links (license optional)

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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FAQs

Technical Specifications

FAQs

Q: What DC input does this model support?
A: It is supplied with a DC PSU intended for telecom/industrial DC environments. Refer to the PSU label for exact voltage range.

Q: Does it support PoE on access ports?
A: No. The 48T is a non-PoE model.

Q: Is MACsec enabled by default?
A: MACsec AES-256 requires an optional license to enable.

Q: Are optics included for the 100G ports?
A: No. QSFP28 optics or DAC/AOC cables are sold separately.

Q: Can I stack using the 100G ports?
A: Yes. The QSFP28 ports support stacking as well as uplinks.

Technical Specifications

- Downlink ports: 48 x 10/100/1000BASE-T (RJ45)
- PoE: None (data-only)
- Uplinks/stacking: 2 x 100GbE QSFP28 (uplink or Virtual Chassis stacking)
- Power: DC power supply (hot-swappable)
- MACsec: AES-256 capable (optional license)
- Form factor: 1U rack-mount
- Layer features: L2 switching, static and dynamic routing, QoS, ACLs
- Management: CLI, SNMP, NETCONF/REST (Junos OS)
- Airflow: model dependent (AFI/AFO available as separate SKUs)
- High availability: Hot-swappable fan trays; support for redundant PSU

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