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SRX550-645AP
SRX550 Platform (2 RU Height) with AC Power Supply - Include...
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
SRX550-645AP is a high-performance rack-mounted hardware appliance engineered for demanding enterprise, branch office, and SMB environments. It offers a robust throughput capacity while integrating multiple LAN, WAN, and SFP ports to deliver advanced security services such as IPS, antivirus, web filtering, and secure VPN connectivity.
SRX550-645AP is built with redundant AC power supplies to ensure uptime and supports active-passive high availability for mission-critical deployments. Its comprehensive management options via CLI, GUI, SNMP, and centralized reporting streamline deployment and scalability in dynamic network architectures.
SRX550-645AP price is is available on request. Get immediate quote.
Request bulk order quote for SRX550-645AP for additional pricing. Browse the full Juniper Srx Series Service Gateways series or explore all Juniper products.
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| SRX550-645AP |  SRX4200-SYS-JE-DC |  SRX4200-CHAS |  SRX345-SYS-JB-DC |  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 / SMB | Data Center | Enterprise / Data Center | Enterprise / Data Center / Branch Office | Data Center / Enterprise |
| Use Case | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / UTM | VPN / Secure Access / Segmentation / 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 | AC Power Supply | AC Power Supply | AC Power Supply | DC Power Supply |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| Firewall Throughput | 6.45 Gbps | 14 Gbps | 40 Gbps | 10 Gbps | 720 Gbps |
| Threat Protection Throughput | 2.0 Gbps | 10 Gbps | 10 Gbps | 6 Gbps | 480 Gbps |
| IPS Throughput | 2.0 Gbps | 10 Gbps | 3 Gbps | 5 Gbps | 200 Gbps |
| VPN Throughput | 3.5 Gbps | 6 Gbps | 10 Gbps | 8 Gbps | 240 Gbps |
| Supported Applications | 150 | 200 | 200 | 250 | 256 |
| Centralized Configuration & Reporting | Yes | Yes | Yes | Yes | Juniper Networks Security Director |
| Feature | Next-Generation Firewall, Intrusion Prevention, VPN, Antivirus, Application Control | Integrated threat intelligence, high scalability, multi-level security services | Integrated Threat Intelligence | High-Performance Packet Processing | High Performance, Scalability, and Redundant Architecture |
| Concurrent Sessions | 250000 | 1 Million | 1 Million | 250,000 | 100000000 |
| Maximum Concurrent Sessions | 350000 | 1 Million | 2 Million | 300,000 | 100000000 |
| Users/Nodes | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited |
| Integrated I/O | 8 | 8 | 4 | 4 | 8 |
| New Sessions Per Second | 30000 | 75,000 | 50,000 | 10,000 | 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 / 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-Passive | Active-Passive | Active-Active |
| Interfaces | RJ-45 / SFP / Combo Ports | RJ-45 / SFP | RJ-45 / SFP / SFP+ | 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 | 8 LAN Ports | 8 LAN Ports |
| Switch Ports | Yes | Yes | Yes | Yes | Yes |
| POE Ports | No | No | No | No | No |
| Management Options | CLI / GUI / SNMP / REST API | Cloud / CLI / GUI / Centralized / REST API / SNMP | Cloud / CLI / GUI / Centralized / SNMP | Cloud / CLI / GUI / Centralized / REST API / SNMP | CLI / GUI / Junos Space / SNMP / REST API |
| Logging & Monitoring | Built-in / Syslog | Built-in | Built-in / External / Syslog / Cloud Logging | Built-in / Syslog / Cloud Logging | Built-in / Syslog / Cloud Logging |
| Firewall Policies Supported | 200 | 100 | 500 | 1000 | 2500 |
| Memory | 16 GB | 8 GB | 16 GB | 16 GB | 32 GB |
| Flash Storage | 128 GB SSD | 32 GB | 128 GB | 128 GB | 128 GB SSD |
| Expansion Slots | SFP | SFP | SFP | SFP / NP Module | SFP / NP Module |
| Form Factor | 1 RU | 1 RU | Chassis | 2 RU | Chassis |
| Rack Units | 1 RU | 1 RU | 4 RU | 2 RU | 4 RU |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Product Name | SRX550-645AP | SRX4200-SYS-JE-DC | SRX4200-CHAS | SRX345-SYS-JB-DC Next-Generation Firewall | SRX5800E-BASE-DC |
| Height | 1.75 inches | 1.75 inches | 4.5 inches | 3.4 inches | 6.7 inches |
| Width | 17 inches | 17 inches | 17.5 inches | 17.5 inches | 17.5 inches |
| Depth | 18 inches | 18 inches | 27.5 inches | 15.7 inches | 28 inches |
| Weight | 15 lbs | 25 lbs | 50 lbs | 20 lbs | 60 lbs |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Powerful platform with strong expansion capabilities.
Handled enterprise workloads reliably.
Solid chassis and airflow design.
Good long term stability.
Enterprise ready firewall.
The SRX550-645AP is a 2 RU high-performance services gateway with integrated security, routing, and advanced network services for enterprise edge deployments.
It features six GPIM slots, two MPIM slots, six 10/100/1000Base-T ports, four GE SFP ports, dual hot-swappable power supply slots, and redundant fans.
The SRX550-645AP offers six 10/100/1000Base-T ports and four 1 GbE SFP ports for versatile connectivity.
It supports up to six GPIM modules for flexible port configurations and two MPIM modules for additional services.
Yes, the included 645 W AC power supply delivers PoE power to compatible GPIM modules.
It ships with one 645 W AC power supply and supports an optional secondary AC or DC power supply for redundancy.
The SRX550-645AP occupies 2 RU (3.5 in.) of rack space and is compatible with standard 19-inch racks.
Dual front-to-back airflow fans provide redundant, variable-speed cooling to maintain optimal operating temperatures.
Typical power consumption ranges from 120 W (idle) to 550 W (fully loaded with PoE), depending on module configuration.
It delivers up to 3 Gbps firewall throughput with scalable VPN and IPS performance suitable for mid-size enterprises.
It supports stateful firewall, IPS, application security, VPN, NAT, dynamic routing (OSPF, BGP), and threat intelligence services.
You can manage the device via Junos CLI, Junos Space Security Director, the J-Web GUI, or standard SNMP tools.
The package includes the SRX550 chassis, one 645 W AC PoE power supply, power cord, rack mount kit, and installation guide.
It comes with a one-year limited hardware warranty and offers optional Juniper Care support services for enhanced coverage.
Mount the chassis in a 19-inch rack, install modules and power, configure initial settings via console, and deploy Junos OS.
Yes, it is ideal for medium to large branch offices and data centers requiring advanced security and high availability.
Contact an authorized Juniper reseller or visit the Juniper Networks website to order compatible GPIM and MPIM modules.
United States
