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Reliable branch firewall with ample port density.
SRX345-SYS-JB
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SRX345 Services Gateway includes hardware (16GE, 4x MPIM slo...
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SRX345-SYS-JB
- Description:
- SRX345 Services Gateway includes hardware (16GE, 4x MPIM slots, 4G RAM, 8G Flash, power supply, cable and RMK) and Junos Software Base (Firewall, NAT, IPSec, Routing, MPLS and Switching).
- Rating:
Added to cart 28 times recently
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In stock - Ready to Ship
- Brand:
- Juniper
- GTIN:
- 359584616719
- Condition:
- Warranty:
- 3
- List Price:
$5,662.00
- Price:
$1,897.0066.5% off
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1
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SRX345-SYS-JB Overview
SRX345-SYS-JB is a rack-mounted hardware appliance engineered for secure enterprise and branch office deployments. It delivers a robust firewall throughput of up to 4 Gbps with versatile port configurations—including RJ-45, SFP, and SFP+ interfaces—to facilitate both LAN and WAN connectivity. The device is equipped with an AC power supply that supports redundancy, ensuring continuous operation even under challenging conditions, and it offers integrated security services such as IPS, antivirus, web filtering, and VPN to protect network traffic.
Designed for scalability and high availability, the SRX345-SYS-JB provides centralized management through CLI, GUI, SNMP, and cloud-based interfaces to streamline configuration and reporting. Its advanced threat prevention features, support for multiple routing protocols, and capabilities for active-passive high availability make it an ideal unified threat management solution for environments ranging from small and medium businesses to enterprise-grade cloud and branch office networks.
SRX345-SYS-JB price is $1,897.00, a 66.5% saving from the Juniper list price of $5,662.00. SRX345-SYS-JB is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for SRX345-SYS-JB for additional pricing. Browse the full Juniper Srx Series Service Gateways series or explore all Juniper products.
SRX345-SYS-JB Specifications
- Product Type
- Firewall Appliance
- Architecture
- Rack-mount
- Deployment Type
- Enterprise / Branch Office
- Use Case
- VPN / Secure Access / UTM
- Firewall Layer Supported
- Layer 3 / Layer 4 / Layer 7
- Power Source
- AC Power Supply / Redundant
- Redundant Power Supply Supported
- Yes
- Firewall Throughput
- 4 Gbps
- Threat Protection Throughput
- 2 Gbps
- IPS Throughput
- 1 Gbps
- VPN Throughput
- 1.5 Gbps
- Supported Applications
- N/A
- Centralized Configuration & Reporting
- Yes
- Feature
- Advanced Threat Prevention with Scalability
- Concurrent Sessions
- 350,000
- Maximum Concurrent Sessions
- 350,000
- Users/Nodes
- Unlimited
- Integrated I/O
- N/A
- New Sessions Per Second
- 25,000
- Supported VPN Types
- IPSec / SSL VPN / L2TP
- Routing Protocols Supported
- OSPF / BGP / RIP / Static Routing
- Security Services
- Antivirus / Web Filtering / Application Control / IPS / VPN
- High Availability
- Active-Passive
- Interfaces
- RJ-45 / SFP / SFP+
- WAN Ports
- 2 WAN
- LAN Ports
- 8 LAN Ports
- Switch Ports
- No
- POE Ports
- No
- Management Options
- Cloud / CLI / GUI / Centralized / SNMP
- Logging & Monitoring
- Built-in / External
- Firewall Policies Supported
- 250
- Users Supported
- 1000
- Memory
- 8 GB
- Flash Storage
- 32 GB
- Expansion Slots
- SFP
- Form Factor
- 1 RU
- Rack Units
- 1 RU
- Device Type
- NGFW
- Product Name
- SRX345-SYS-JB
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 18.5 inches
- Weight
- 12 lbs
SRX345-SYS-JB Use Case
Data Center Edge Security and High-Performance Routing
In an SME data center, the SRX345-SYS-JB-SRX345 Services Gateway leverages 16GE ports, 4x MPIM slots, 4 GB RAM and 8 GB Flash alongside Junos Software Base (Firewall, NAT, MPLS and Routing). This configuration delivers low-latency traffic inspection, secure segmentation and dynamic route failover between internal and external networks. Outcome: enhanced network resilience, sub-millisecond failover and a 50 % reduction in security incidents.
Multi-Branch IPSec VPN and MPLS WAN Optimization
Deploy the SRX345-SYS-JB-SRX345 at branch offices to terminate high-volume IPSec tunnels and MPLS circuits using multiple 16GE interfaces, modular MPIM slots and 4 GB RAM. Junos Software Base’s Firewall and Routing modules enforce consistent security policies and optimize traffic paths across the WAN. Outcome: centralized policy management, 30 % lower operational costs and secure, high-bandwidth interbranch connectivity.
Hybrid Cloud Edge Connectivity and Workload Segmentation
Use the SRX345-SYS-JB-SRX345 at the hybrid cloud edge to secure and route traffic between on-premises data centers and public cloud using 16GE ports, MPLS overlays, Junos NAT and integrated Switching. The embedded firewall isolates workloads and the 8 GB Flash enables rapid software updates. Outcome: seamless workload mobility, 40 % faster provisioning and robust multi-layer security.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| SRX345-SYS-JB |  SRX240H-POE-TAA |  SRX5800X-BASE |  SRX320-SYS-JE |  SRX5800E-BASE-DC | |
|---|---|---|---|---|---|
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance |
| Architecture | Rack-mount | Rack-mount | Chassis | Rack-mount | Chassis |
| Deployment Type | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Data Center | Branch Office | Data Center / Enterprise |
| Use Case | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / UTM | VPN / Secure Access / Segmentation / UTM |
| Firewall Layer Supported | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 / Layer 7 |
| Power Source | AC Power Supply / Redundant | AC Power Supply | AC Power Supply | AC Power Supply | DC Power Supply |
| Redundant Power Supply Supported | Yes | Yes | Yes | No | Yes |
| Firewall Throughput | 4 Gbps | 1 Gbps | 250 Gbps | 750 Mbps | 720 Gbps |
| Threat Protection Throughput | 2 Gbps | 350 Mbps | 100 Gbps | 350 Mbps | 480 Gbps |
| IPS Throughput | 1 Gbps | 350 Mbps | 50 Gbps | 350 Mbps | 200 Gbps |
| VPN Throughput | 1.5 Gbps | 650 Mbps | 150 Gbps | 150 Mbps | 240 Gbps |
| Supported Applications | N/A | N/A | 100 | N/A | 256 |
| Centralized Configuration & Reporting | Yes | Juniper Networks Security Director | Juniper Security Director | Yes | Juniper Networks Security Director |
| Feature | Advanced Threat Prevention with Scalability | Unified Threat Management | High Performance, Scalability, and Clustering | Advanced threat protection | High Performance, Scalability, and Redundant Architecture |
| Concurrent Sessions | 350,000 | 250000 | 50 Million | 50000 | 100000000 |
| Maximum Concurrent Sessions | 350,000 | 250000 | 100 Million | 100000 | 100000000 |
| Users/Nodes | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited |
| Integrated I/O | N/A | N/A | N/A | 4 | 8 |
| New Sessions Per Second | 25,000 | 15000 | 5 Million | 2000 | 2000000 |
| Supported VPN Types | IPSec / SSL VPN / L2TP | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN |
| Routing Protocols Supported | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing |
| Security Services | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN |
| High Availability | Active-Passive | Active-Passive | Active-Active | Active-Passive | Active-Active |
| Interfaces | RJ-45 / SFP / SFP+ | RJ-45 / SFP | RJ-45 / SFP / SFP+ / QSFP+ / Combo Ports | RJ-45 / SFP | RJ-45 / SFP / SFP+ / QSFP+ |
| WAN Ports | 2 WAN | 2 WAN | 4 WAN | 2 WAN | 4 WAN |
| LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 4 LAN Ports | 8 LAN Ports |
| Switch Ports | No | Yes | Yes | Yes | Yes |
| POE Ports | No | Yes | No | No | No |
| Management Options | Cloud / CLI / GUI / Centralized / SNMP | CLI / GUI / SNMP / REST API | Cloud / CLI / GUI / Centralized / REST API / SNMP | Cloud / CLI / GUI / Centralized | CLI / GUI / Junos Space / SNMP / REST API |
| Logging & Monitoring | Built-in / External | Built-in / Syslog | Built-in / External / Syslog / Cloud Logging | Built-in | Built-in / Syslog / Cloud Logging |
| Firewall Policies Supported | 250 | N/A | 5000 | 5000 | 2500 |
| Users Supported | 1000 | N/A | Unlimited | N/A | Unlimited |
| Memory | 8 GB | 4 GB | 32 GB | 2 GB | 32 GB |
| Flash Storage | 32 GB | 16 GB | 128 GB | 16 GB | 128 GB SSD |
| Expansion Slots | SFP | SFP | SFP / NP Module | SFP | SFP / NP Module |
| Form Factor | 1 RU | 1 RU | Chassis | Rack-mount | Chassis |
| Rack Units | 1 RU | 1 RU | 2 RU | 1 RU | 4 RU |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Product Name | SRX345-SYS-JB | SRX240H-POE-TAA | SRX5800X-BASE | SRX320-SYS-JE | SRX5800E-BASE-DC |
| Height | 1.75 inches | 1.75 inches | 3.5 inches | 1.75 inches | 6.7 inches |
| Width | 17.5 inches | 17 inches | 17 inches | 17.3 inches | 17.5 inches |
| Depth | 18.5 inches | 14 inches | 18 inches | 10 inches | 28 inches |
| Weight | 12 lbs | 12 lbs | 50 lbs | 10 lbs | 60 lbs |
Reviews & Ratings
D
Daniel Wright
5
Base software handled routing and VPN cleanly.
E
Evan Scott
4
Easy installation and predictable behavior.
V
Victor Grant
5
Good uptime since deployment.
J
James Foster
5
Strong value for branch offices.
Questions & Answers
What is the Juniper SRX345 Services Gateway (SKU SRX345-SYS-JB)?
The SRX345 Services Gateway is a high-performance security appliance combining scalable hardware (16GE, 4 MPIM slots, 4 GB RAM, 8 GB flash) with Junos Software Base for firewall, NAT, IPsec, routing, MPLS and switching.
Which hardware components are included with SRX345-SYS-JB?
SRX345-SYS-JB ships with the SRX345 chassis, 16 Gigabit Ethernet ports, four MPIM expansion slots, 4 GB DRAM, 8 GB NAND flash, AC power supply, mounting kit, and all required cables.
What Junos Software Base features come with the SRX345?
Junos Software Base for SRX345 includes stateful firewall, source- and destination-NAT, IPsec VPN, dynamic routing (BGP, OSPF, RIP), MPLS and L2/L3 switching functionalities.
How many expansion modules can I install in the SRX345?
The SRX345 provides four Modular Port Interface Module (MPIM) slots, supporting additional 1/10 GbE, SFP+, or specialized services modules for scalability and flexibility.
What firewall throughput does the SRX345 deliver?
The SRX345 delivers up to 3 Gbps of firewall throughput, ensuring low-latency packet inspection and protection for medium-sized enterprise and branch deployments.
Can the SRX345 handle IPsec VPN tunnels?
Yes. The SRX345 supports IPsec VPN with up to 2 Gbps throughput and can manage thousands of concurrent tunnel sessions for secure site-to-site and remote access connectivity.
Is MPLS supported on the SRX345 Services Gateway?
Yes. MPLS features in the Junos Software Base enable Layer 2 and Layer 3 VPNs, traffic engineering, and fast reroute for resilient, scalable WAN architectures.
What routing protocols are supported on the SRX345?
The SRX345 supports dynamic routing protocols including OSPFv2/v3, BGP, RIP, and static routing, with route filtering and route-map capabilities for granular control.
How much memory and storage does the SRX345-SYS-JB include?
SRX345-SYS-JB includes 4 GB of DDR4 DRAM for fast processing and 8 GB of integrated NAND flash for the Junos OS and configuration storage.
Does the SRX345 come with power supply and rack-mount accessories?
Yes. The package includes a redundant AC power supply, power cord, and a removable rack-mount kit for standard 19″ installations.
What types of NAT are supported on the SRX345?
SRX345 supports source NAT (SNAT), destination NAT (DNAT), static NAT, dynamic NAT, and port address translation (PAT) to optimize IP address utilization.
Can the SRX345 act as a switch in campus environments?
Yes. With Junos Software Base switching, SRX345 offers VLAN tagging, virtual chassis, spanning tree, and ACLs to function as a secure L2/L3 switch.
What are the typical environmental and power requirements for the SRX345?
SRX345 operates in 0–40 °C ambient temperature, requires 100–240 VAC at 50/60 Hz, and consumes up to 100 W of power under full load.
How do I configure high availability on the SRX345?
Use chassis cluster mode with dedicated fabric links between two SRX345 devices; Junos OS automatically synchronizes sessions and configurations for active/passive failover.
What management and monitoring options are available for SRX345?
SRX345 supports CLI, Junos Space Network Management Platform, SNMPv2/v3, J-flow, sFlow, NETCONF, and REST APIs for comprehensive monitoring and automation.
What support and warranty options are offered for the SRX345?
Juniper offers a one-year hardware warranty with next-business-day replacement and optional Juniper Care and Juniper Care Plus services for 24×7 support, advanced RMA, and software upgrades.
How do I obtain software updates for the Junos Software Base on SRX345?
Junos Software Base updates are available through Juniper’s Customer Support Center; valid support contract provides access to patches, minor releases, and security advisories.