Used & Refurbished Juniper Switches and Routers

BrightStar Systems specializes in used and refurbished Juniper routers and switches for data center, campus, enterprise, and service provider environments. This category serves as the main hub for all Juniper routing and switching hardware—spanning the EX, QFX, MX, M Series, and SRX product families—so you can quickly navigate to the right platform for your network.

All Juniper hardware sold by BrightStar Systems is professionally tested, cleaned, and backed by a 1-Year In-House Warranty for end users. We provide OEM-grade performance at a fraction of new hardware pricing, with inventory ranging from access switches to high-density 100G+ routing platforms.

Juniper Routers & Switches Overview
This category includes the complete Juniper routing and switching stack, including:

EX Series campus switches for branch, campus, and enterprise environments
QFX Series data center switches for high-density leaf–spine fabrics
MX Series edge routers for service provider and enterprise edge
M Series routers for legacy and carrier environments
SRX Series firewalls & gateways providing secure routing and UTM features

You’ll also find related modules, line cards, fan trays, and power supplies for both fixed and modular platforms.

Key Features of Juniper Routers & Switches

Carrier-class reliability with redundant cooling, power, and control-plane options
High-density 1/10/25/40/100GbE interfaces for access, aggregation, and core roles
Advanced L2/L3 routing protocols including BGP, OSPF, IS-IS, MPLS, and Segment Routing
Support for EVPN-VXLAN, VCF, MC-LAG, and virtualization features (model dependent)
Flexible automation with Junos OS, NETCONF, REST APIs, and zero-touch provisioning
Both current-generation and EOL/EOS platforms available for cost-efficient lifecycle extension

Juniper Router & Switch Families
EX Series – Campus & Branch Switching

EX3400 – Modern campus access
EX4300 – Stackable access with 10GbE uplinks
EX4400 – AI-driven campus switching
EX4650 – 25G/100G aggregation

QFX Series – Data Center Leaf & Spine

QFX5100 – 10/40G ToR switching
QFX5120 – 25/100G EVPN-VXLAN leaf
QFX5200 – 100G spine and aggregation
QFX10000 – Modular high-density fabric switching

MX Series – Edge & Aggregation Routing

MX10 – Compact edge routing
MX204 – High-density 100G edge router
MX480 – Carrier-grade edge/core routing

SRX Series – Secure Routing & NGFW

SRX300 Series – Branch firewall and routing
SRX4100 / SRX4200 – Mid-range NGFW with secure routing
SRX5000 Series – Data center security gateways

Popular Juniper Models

EX3400-48P
EX4300-48P
EX4400-48MP
EX4650-48Y-AFI
QFX5100-48S-AFO
QFX5120-48Y-AFI2
QFX5200-32C-AFI
SRX345-SYS-JB
SRX345-SYS-JB-DC
MX204-HW-BASE

Use Cases & Deployment Scenarios

Enterprise campus networks using EX and QFX switches
Data center leaf–spine fabrics built on QFX5100, QFX5120, or QFX5200 switches
Service provider edge & aggregation using MX Series routers
Secure branch connectivity with SRX Series firewalls
Hybrid cloud on-ramps with high-density 10/25/100G routing
Labs and testbeds using cost-effective EOL/EOS hardware

If you need help selecting between EX, QFX, MX, or SRX platforms, our team can compare models and recommend the best fit based on performance, port count, redundancy, and budget.

Compatibility: Optics, Uplinks & Modules
Juniper routers and switches support a wide range of optics and modules, including:

SFP, SFP+, SFP28, QSFP+, QSFP28 transceivers
CFP and CFP2 modules for MX and PTX environments
Direct Attach (DAC) and Active Optical Cables (AOC)
Line cards, MICs, PICs, power supplies, and fan trays

Browse compatible optics here:
Juniper Optics & Cables

Lifecycle & EOL/EOS Availability
BrightStar Systems carries both current-generation and legacy Juniper platforms. Many customers continue using EOL/EOS EX, MX, and SRX hardware to extend network lifespan without expensive forklift upgrades.

Lower CAPEX for proven, stable infrastructure
Predictable performance with widely deployed platforms
Availability of spares for mission-critical environments
Guidance on upgrade paths (e.g., EX3400 → EX4400, QFX5100 → QFX5120)

Why Buy from BrightStar Systems?

1-Year In-House Warranty for end users (90 days for resellers)
Comprehensive testing & refurbishment by Juniper specialists
Global shipping with fast U.S. fulfillment
Buy-back programs for used Juniper hardware
Expert support for design, migration, and sparing strategy

FAQ – Juniper Routers & Switches
What hardware is included in this category?
This category includes EX, QFX, MX, M Series, and SRX platforms, along with line cards, PSUs, and accessories.
Are your refurbished Juniper devices fully tested?
Yes, all devices undergo full inspection, port testing, PSU/fan verification, and cleaning before shipping.
Can you help me choose between EX, QFX, MX, and SRX?
Absolutely — our team will recommend the right platform based on port density, redundancy, features, and budget.
Do you buy used Juniper hardware?
Yes, we purchase decommissioned Juniper switches and routers worldwide.
Do these devices support EVPN-VXLAN and automation?
Many EX, QFX, and MX platforms support EVPN-VXLAN, automation APIs, and modern data center architectures.