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.

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SRX345-SYS-JB

Name: 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).
Brand: Juniper
SKU: SRX345-SYS-JB
Price: 1897.00 USD
Availability: InStock
Rating: 4.2 (5 reviews)

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).
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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

Colin Turner

Reliable branch firewall with ample port density.

Daniel Wright

Base software handled routing and VPN cleanly.

Evan Scott

Easy installation and predictable behavior.

Victor Grant

Good uptime since deployment.

James Foster

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.

Related Searches Juniper Srx Series Service Gateways

SRX340-SYS-JB SRX345-SYS-JE SRX340-SYS-JE SRX320-SYS-JB SRX300-SYS-JB SRX320-SYS-JE SRX300-SYS-JE SRX1500-SYS-JBDC

SRX345-SYS-JB Overview

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)

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

POE Ports

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

Multi-Branch IPSec VPN and MPLS WAN Optimization

Hybrid Cloud Edge Connectivity and Workload Segmentation

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

Questions & Answers

What is the Juniper SRX345 Services Gateway (SKU SRX345-SYS-JB)?

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.