PTX10003 Packet Transport Router

The PTX10003 Packet Transport Router offers on-demand scalability for critical core routing functions with high-density interfaces—10GbE, 40GbE, 100GbE, 200GbE, and 400GbE—for distributed core networks and network applications. Delivering massive capacity, this 400GbE platform is available in 8-Tbps and 16-Tbps models, supporting 100GbE inline MACsec with no latency on throughput.

With its compact form factor and power efficiency, the PTX10003 meets the demanding requirements of Internet service providers, cloud providers, cable operators, and high-volume content providers. It provides secure transit, peering, and full IP/MPLS and SPRING applications in the data center edge and content delivery network (CDN) core.

Key Features

  • High-density platform
  • 100GbE and 400GbE interfaces
  • Compact 3 U form factor
  • 100GbE inline MACsec on all ports

Features + Benefits

Performance and Scalability

Get the performance and scalability you need to handle growing traffic demands, with custom Juniper ExpressPlus silicon for ultra-fast inline MACsec encryption.

High Availability and Nonstop Routing

Use the high-availability (HA) features in Junos OS to perform software upgrades and changes without interrupting network traffic.

Exceptional Packet Processing

Use 400GbE interfaces to scale the network while optimizing IP/MPLS functionality for superior performance.

Compact Form Factor

Get maximum features and performance in a small, ultra-efficient package. The platform delivers full IP/MPLS services at peering Internet Exchange points, collocations, central offices, and regional networks—especially valuable in emerging markets—in a 3 U form factor. 

Resource Center


Verizon quadruples capacity in network core with Juniper 400G

Verizon is supercharging its core network to meet customers’ heightened digital requirements and demand for its 5G Ultra Wideband service. Moving to Juniper 400G routing will enable Verizon to manage 115 terabits per second of data at any given moment. 

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PTX Series Packet Transport Routers

See how the PTX10003 compares to other PTX products.
Front with Top View of PTX 10003 Router


The PTX10003 Packet Transport Router offers on-demand scalability for critical core and peering functions. With high-density 100GbE, 200GbE, and 400GbE ports, operators can meet high-volume demands with efficiency, programmability, and performance at scale.

Technical Features
  • High-density platform
  • 100GbE and 400GbE interfaces
  • Compact 3 U form factor
  • 100GbE inline MACsec on all ports
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Front with Top View of PTX 10001 Router


The PTX10001-36MR is a high-capacity, space- and power-optimized routing and switching platform. It delivers 9.6 Tbps of throughput and 10.8 Tbps of I/O capacity in a 1 U, fixed form factor. Based on the Juniper Express 4 ASIC, the platform provides dense 100GbE and 400GbE connectivity for highly scalable routing and switching in cloud, service provider, and enterprise networks and data centers.

Technical Features
  • 400GbE inline MACsec
  • 4th generation silicon
  • Scale up and scale out
  • 9.6-Tbps forwarding capacity
Front with Top View of PTX10002-36QDD Router


The PTX10002-36QDD is a high-capacity, space- and power-optimized routing platform. Leveraging an impressive 28.8 Tbps throughput capacity in a ultra-compact 2U fixed form factor, this class-leading platform, driven by the Juniper Express 5 ASIC, delivers dense 100GbE/400GbE/800GbE connectivity for highly scalable routing use cases for provider and enterprise WAN and data center networks.

Technical Features
  • 36 ports of 800GE, 72 ports of 400GE
  • 28.8 Tbps forwarding capacity
  • 800GE inline MACsec
  • 5th generation of Express silicon
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