SRX340 SYS JB Next-Gen Firewall with Junos Base License
Product Overview
The SRX340-SYS-JB is a high-performance next-generation services gateway from Juniper Networks, designed for medium-sized and distributed enterprise branch offices. It offers robust firewall, VPN, intrusion prevention (IPS), and unified threat management (UTM) features, all managed under Junos OS. Equipped with multiple WAN and LAN interfaces, the SRX340 ensures secure, scalable, and highly available connectivity. The “JB” variant includes the base system hardware with Junos Base (JB) software license, ideal for customers needing essential security without advanced services licensing.
Product Details
| Attribute | Description |
| Product Name | SRX340-SYS-JB |
| Brand | Juniper Networks |
| Device Type | Services Gateway / Next-Gen Firewall |
| License Type | JB (Junos Base, includes base security features) |
| Firewall Throughput | Up to 6 Gbps |
| IPSec VPN Throughput | Up to 1.5 Gbps |
| Concurrent Sessions | Up to 256,000 |
| Maximum Connections/sec | 25,000 |
| Form Factor | 1U rack-mountable |
| Operating System | Junos OS |
Key Features
Enterprise-grade firewall and VPN performance in a compact 1U form
Junos Base (JB) license includes essential firewall, NAT, and IPsec VPN features
8 x GbE RJ-45 ports, 4 x GbE WAN/LAN combo ports (RJ-45/SFP), 2 x GbE SFP ports
Supports dynamic routing (OSPF, BGP), high availability, and dual WAN redundancy
Scalable session support up to 256,000 sessions
Built-in threat prevention features with optional license upgrades
Zero-touch provisioning and central cloud management ready
Ideal for retail, branch, education, healthcare, and distributed enterprise
Technical Specifications
| Specification | Value |
| Firewall Throughput | 6 Gbps |
| IPSec VPN Throughput | 1.5 Gbps |
| Concurrent Sessions | 256,000 |
| Max New Connections/sec | 25,000 |
| LAN Ports | 8 x 1G RJ-45 |
| WAN Ports | 4 x Combo (RJ-45/SFP) |
| Dedicated SFP Ports | 2 x 1G SFP |
| USB Ports | 1 |
| Console/Management Ports | 1 Console, 1 AUX, 1 USB |
| Form Factor | 1U rack-mount |
| Power Supply | Internal AC |
| OS | Junos OS |
Similar Models Comparison
| Model | License Type | Firewall Throughput | VPN Throughput | Ports Configuration | Target Use Case |
| SRX340-SYS-JB | Junos Base | 6 Gbps | 1.5 Gbps | 8 x 1G RJ-45, 6 x SFP/Combo | Mid-size branch offices |
| SRX345-SYS-JB | Junos Base | 10 Gbps | 2 Gbps | 16 x 1G RJ-45, 6 x SFP | Large branch / enterprise |
| SRX320-SYS-JB | Junos Base | 1 Gbps | 300 Mbps | 6 x 1G RJ-45, 2 x SFP | Small offices or retail |
