Hybrid Mesh Firewall Juniper SRX Series Firewalls
Protect your campus, branch, data centers, and hybrid cloud environments with AI-native, high efficacy firewalls that unify advanced threat prevention, security intelligence, and zero-trust enforcement.
High-performance security. One unified control plane.
One JUNOS OS powers every SRX next-generation firewall (NGFW), unifying management and operations while delivering high performance and industry-proven efficacy—powered by HPE Threat Labs.
Accelerate threat detection and response with AI
HPE Threat Labs delivers real-time, research-driven threat insights directly to Juniper SRX Series Firewalls as security feeds, so you can detect, prevent, and respond to evolving attacks with greater speed, accuracy, and confidence.
Secure your network without slowing down business
Get industry-proven security efficacy without performance trade-offs. Features like firewall policy optimizer, inline traffic inspection, and advanced hardware acceleration provide scalable resilience for high-throughput environments, while supporting business continuity and compliance.
Deliver consistent protection, even during architecture changes
Our routing-grade NGFWs use the same OS, unified management console, and signature and threat-prevention engines, no matter the form factor or deployment environment. Create policies once and apply everywhere.
Make faster decisions with real-time insight
Get one-glance visibility with Juniper Security Director’s highly intuitive AI dashboard: dynamic colors, threat-scaled bubbles, and hover details for instant status and troubleshooting. Unified real-time flows, AppSecure, and ATP Cloud insights across routing-grade firewalls.
Our customers
Security that scales with you, without adding design debt
Inline, high-efficacy protection delivers security at speed, while a single, unified platform eliminates tool sprawl and simplifies operations from branch to cloud.
The result: Industry-leading protection, lower risk, lower long-term TCO, and teams focused on business enablement—not managing complexity or performance issues.
Explore the portfolio of Juniper SRX Series Firewalls
- SRX Firewalls
- Branch Firewalls
- Cloud Firewalls
- Security software
-
SRX1500
High-performance, next-generation firewall protection with advanced threat prevention, application visibility, and integrated threat intelligence. Ideal for midsize enterprises and data center edges, it helps ensure secure, scalable, and resilient connectivity without compromising performance or reliability.
-
SRX1600
Suited for midsize enterprises and data center edge environments, combining advanced threat prevention, secure connectivity, and centralized management with up to multi-gigabit throughput and seamless integration into HPE Juniper Networking AI-native security architecture.
-
SRX2300
High-performance next-generation firewall in a compact 1U form factor, providing advanced threat prevention, secure connectivity, and scalability for enterprise data centers and service provider environments.
-
SRX4100
Up to 80 Gbps throughput, advanced threat prevention, and secure connectivity for enterprise and data center environments, combining scalability, reliability, and unified management.
-
SRX4120
Reliable network protection for enterprise campus edge and data center edge. Supports roaming, SD-WAN large branch, and SD-WAN secure hub use cases. Combining carrier-grade routing with state-of-the-art switching, this solution delivers robust security, effective threat detection, and comprehensive automation and mitigation capabilities.
-
SRX4200
Ideal for enterprise and data center networks. Provides advanced threat prevention, secure connectivity, and scalable performance up to 80 Gbps, for robust security and reliability for mission-critical environments.
-
SRX4300
High-performance threat protection, advanced application visibility, and secure connectivity for enterprise and data center environments, providing up to 45 Gbps throughput with integrated AI-driven security and centralized cloud-based management.
-
SRX4600
Up to 1 Tbps throughput, advanced threat prevention, and scalable security for data centers and service providers—combining low latency, 400 GbE connectivity, and unified management.
-
SRX4700
Up to 1.4 Tbps throughput with advanced threat prevention, scalable VPNs, and wire-speed MACsec. Ideal for large enterprises, service providers, and cloud environments demanding robust security and performance.
-
SRX5400
Designed for large enterprises and service providers. Delivers massive throughput, advanced threat prevention, and scalable security services, protecting critical networks with low latency.
-
SRX5600
Advanced threat prevention, massive scalability, and low-latency protection for large enterprises and service providers. Combines firewall, VPN, and unified threat management.
-
SRX5800
Carrier-grade security, massive scalability, and advanced threat prevention. Ideal for service providers and large enterprises, it combines high throughput, low latency, and unified policy management for modern, secure networks.
-
SRX300
High-performance, next-generation firewall protection for branch and small enterprise locations. Combines advanced threat prevention, secure SD-WAN capabilities, and simple cloud-based management for fast, reliable, and secure connectivity.
-
SRX320
Secure, high-performance connectivity for small branches and remote offices. Integrates advanced threat prevention, SD-WAN, and unified management to deliver reliable protection and simplified operations.
-
SRX340
Scalable, next-generation security and robust routing performance for midsize branch deployments. Combines advanced threat detection, application visibility, and flexible connectivity options to safeguard users and data.
-
SRX345
Enterprise-grade security and high throughput for large branch and regional sites. Unifies next-generation firewall services, intelligent routing, and WAN optimization for resilient, secure, and high-performing network experiences.
-
SRX380
Powerful, next-generation firewall protection and high port density for large branch and campus networks. Combines advanced threat prevention, secure SD-WAN, and integrated routing to provide scalable, reliable, and secure connectivity across distributed environments.
-
SRX550
Robust, enterprise-grade security and high-performance routing for medium to large branch deployments. Integrates advanced threat prevention, VPN, and application visibility with flexible scalability to ensure secure, efficient, and resilient network operations.
-
cSRX
Advanced, containerized protection designed for dynamic cloud and edge environments. Combines next-generation firewall capabilities with AI-driven threat detection and scalable, automated deployment to secure applications and workloads across multicloud infrastructures.
-
vSRX
Virtualized, next-generation security for private, public, and hybrid cloud environments. Delivers high-performance threat prevention, automated policy enforcement, and elastic scalability to protect workloads and data wherever they reside.
-
Advanced Threat Protection (ATP)
Multilayered defense against known and unknown cyber threats using AI-driven analytics and real-time threat intelligence. Automatically detects, analyzes, and blocks sophisticated attacks across networks, users, and devices to keep critical assets secure.
-
Secure Connect
Seamless, secure access for remote and hybrid workforces through a cloud-managed, zero-trust framework. Ensures users connect safely to applications and data from anywhere, with consistent policy enforcement and optimized performance.
-
Security Director
Unified policy management and visibility across on-premises, cloud, and hybrid environments. Simplifies security operations with AI-driven insights, centralized control, and automated enforcement to protect users and data everywhere.
Secure, AI-native networking with HPE
Learn more about the GreenLake unified platform experience
GreenLake is the cloud delivering a unified platform experience that allows enterprises to simplify IT, reduce costs and transform faster. See how GreenLake can help your enterprise streamline IT operations and optimize your entire hybrid environment, unify and secure data, and accelerate AI from pilot to production.
Additional resources
FAQs
What are the key features of Juniper SRX Series Firewalls?
Juniper SRX Series Firewalls deliver enterprise grade security with high performance, combining advanced threat prevention, application aware control, secure connectivity (VPN), and built-in resilience, helping businesses protect users and data, ensure uptime, and simplify security operations at scale.
What are the common challenges Juniper SRX Series Firewalls address?
Juniper SRX Series Firewalls help organizations protect their campus, branch, data center, and hybrid cloud environments from advanced threats such as ransomware, APTs, phishing, DoS, and insider attacks, while delivering high performance at scale. This ensures customers never have to choose between strong security and fast, reliable connectivity.
Can Juniper SRX Series Firewalls be integrated with other security solutions?
Yes. Juniper SRX Series Firewalls integrate seamlessly with broader security ecosystems, including SIEM/SOC platforms, threat intelligence feeds, endpoint security, and cloud security tools, enabling unified visibility, automated threat response, and consistent policy enforcement across the enterprise.
What are the typical use cases for Juniper SRX Series Firewalls?
Juniper SRX Series Firewalls are used to secure campuses, branches, data centers, and cloud environments with a consistent, top-ranked threat prevention efficacy among major firewall vendors. Built on a Hybrid Mesh architecture, SRX firewalls provide unified protection, high availability, and simplified management across distributed environments.
What is the warranty policy for Juniper SRX Series Firewalls?
Juniper SRX Series Firewalls are covered by a standard limited hardware warranty, with software updates, technical support, and advanced replacement services available through HPE Juniper Networking Care support contracts. Warranty and support options vary by model and service level chosen.
How do you configure Juniper SRX Series Firewalls?
Juniper SRX Series Firewalls are configured through Security Director, our centralized management solution, which uses innovative firewall rule optimization technology to eliminate anomalies while improving efficiency and reducing operational overhead. Security Director also provides intuitive, end-to-end visibility of the entire SRX environment.
Why should enterprises choose Juniper SRX Series Firewalls?
Juniper SRX Series Firewalls bring industry-leading security efficacy, uncompromising performance, and a proven carrier grade heritage directly to the enterprise. The firewalls are powered by Junos OS, the same operating system used by the world’s largest service providers, which brings carrier grade reliability, routing, and availability into enterprise environments.