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DC powered platform integrated well into data center racks.
SRX550-645DP
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SRX550 Platform (2 RU Height) with DC Power Supply - Include...
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SRX550-645DP
- Description:
- SRX550 Platform (2 RU Height) with DC Power Supply - Includes 6 GPIM Slots, 2 MPIM Slots, 6 10/100/1000Base-T Ports, 4 GE SFP Ports, dual PS Slots, fans. Ships with 1 645Watt DC Power Supply with POE power, no power cord, rack mount kit
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- Brand:
- Juniper
- GTIN:
- 808939452309
- Condition:
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SRX550-645DP Overview
SRX550-645DP is a high-performance rack-mounted firewall appliance engineered to deliver robust network security while ensuring high throughput and flexible connectivity. Designed for enterprise and branch office deployments, it features a multi-core architecture capable of processing advanced security services including IPS, antivirus, web filtering, and VPN functionalities with minimal latency.
SRX550-645DP is configured with an assortment of LAN, WAN, and SFP interfaces to support diverse network environments and offers built-in power redundancy to ensure continuous operations. It is optimized for scalability, high availability through active-passive clustering, and centralized management, making it ideal for securing distributed networks and seamless integration into existing IT infrastructures.
SRX550-645DP price is is available on request. Get immediate quote.
Request bulk order quote for SRX550-645DP for additional pricing. Browse the full Juniper Srx Series Service Gateways series or explore all Juniper products.
SRX550-645DP Specifications
- Product Type
- Firewall Appliance
- Architecture
- Rack-mount
- Deployment Type
- Enterprise / Branch Office
- Use Case
- VPN / Secure Access / Segmentation / UTM
- Firewall Layer Supported
- Layer 3 / Layer 4 / Layer 7
- Power Source
- AC Power Supply
- Redundant Power Supply Supported
- Yes
- Firewall Throughput
- 15 Gbps
- Threat Protection Throughput
- 2 Gbps
- IPS Throughput
- 2 Gbps
- VPN Throughput
- 10 Gbps
- Supported Applications
- N/A
- Centralized Configuration & Reporting
- Yes
- Feature
- Integrated threat intelligence and high-performance security processing
- Concurrent Sessions
- 1 Million
- Maximum Concurrent Sessions
- 1 Million
- Users/Nodes
- Unlimited
- Integrated I/O
- 8
- New Sessions Per Second
- 150,000
- 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
- WAN Ports
- 2 WAN
- LAN Ports
- 4 LAN Ports
- Switch Ports
- Yes
- POE Ports
- No
- Management Options
- Cloud / CLI / GUI / Centralized / REST API / SNMP
- Logging & Monitoring
- Built-in / Syslog
- Firewall Policies Supported
- N/A
- Users Supported
- N/A
- Memory
- 16 GB
- Flash Storage
- 128 GB
- Expansion Slots
- SFP
- Form Factor
- 1 RU
- Rack Units
- 1 RU
- Device Type
- NGFW
- Product Name
- SRX550-645DP
- Height
- 1.7 inches
- Width
- 17.2 inches
- Depth
- 15.4 inches
- Weight
- 29 lbs
SRX550-645DP Use Case
Secure Multi-Service Branch with PoE-Powered Wireless and IP Telephony
Deploy the SRX550-645DP-SRX550 (2 RU, DC powered) as a unified security gateway and PoE switch in enterprise branches. Six GPIM and two MPIM slots accommodate next-generation firewall, VPN, and UTM services, while the built–in 645 W DC PoE supply powers access points and IP phones. Outcome: simplified cabling, end-to-end encrypted segmentation, and 10 Gbps aggregate throughput for business-critical applications.
Industrial Automation Edge Gateway with DC Resilience
Implement the SRX550-645DP-SRX550 platform in manufacturing or energy sites requiring reliable DC power and hardened security. Dual power-supply slots, front-to-back fans, and a 645 Watt DC PoE module ensure uninterrupted operation of SCADA sensors and remote I/O. Outcome: zero single-point-of-failure, scalable port density via six copper and four GE SFP interfaces, and real-time threat protection for OT networks.
Data Center Edge Firewall and Network Segmentation
Use the SRX550-645DP-SRX550 (2 RU height, rack-mount kit included) as a high-performance edge firewall between core and DMZ in data centers. Expandable via six GPIM slots and four GE SFP ports for fiber uplinks, plus dual DC power slots for redundancy. Outcome: flexible network segmentation, sub-millisecond threat inspection, and seamless integration with orchestration platforms for automated security policy enforcement.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| SRX550-645DP |  SRX5600E-BASE-DC |  SRX5400E-B1-DC |  SRX210HE2-POE |  SRX340-SYS-JB | |
|---|---|---|---|---|---|
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance |
| Architecture | Rack-mount | Rack-mount | Chassis | Rack-mount | Rack-mount |
| Deployment Type | Enterprise / Branch Office | Data Center | Data Center | Branch Office | Branch Office / Enterprise |
| Use Case | VPN / Secure Access / Segmentation / UTM | VPN / IPS / Antivirus / Web Filtering / NGFW | VPN / Secure Access / UTM | VPN / Secure Access | VPN / Secure Access / 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 7 | Layer 3 / Layer 4 / Layer 7 |
| Power Source | AC Power Supply | DC Power Supply | DC Power Supply | AC Power Supply | AC Power Supply |
| Redundant Power Supply Supported | Yes | Yes | Yes | No | Yes |
| Firewall Throughput | 15 Gbps | 100 Gbps | 100 Gbps | 500 Mbps | 4 Gbps |
| Threat Protection Throughput | 2 Gbps | 80 Gbps | 90 Gbps | N/A | 800 Mbps |
| IPS Throughput | 2 Gbps | 80 Gbps | 80 Gbps | 150 Mbps | 800 Mbps |
| VPN Throughput | 10 Gbps | 50 Gbps | 50 Gbps | 150 Mbps | 800 Mbps |
| Supported Applications | N/A | N/A | 3000 | N/A | N/A |
| Centralized Configuration & Reporting | Yes | Yes | Yes | Yes | Juniper Networks Security Director |
| Feature | Integrated threat intelligence and high-performance security processing | Advanced Threat Prevention | Advanced Threat Protection and High Scalability | UTM, IDS/IPS, Antivirus, VPN | Integrated Threat Intelligence and Advanced Routing |
| Concurrent Sessions | 1 Million | 5 Million | 5000000 | 20000 | 250000 |
| Maximum Concurrent Sessions | 1 Million | 5 Million | 6000000 | 30000 | 250000 |
| Users/Nodes | Unlimited | Unlimited | Unlimited | 250 | N/A |
| Integrated I/O | 8 | N/A | 8 | 6 | 6 |
| New Sessions Per Second | 150,000 | 450K | 200000 | 1500 | 30000 |
| Supported VPN Types | IPSec / SSL VPN / L2TP | IPSec / SSL VPN | IPSec / SSL VPN / L2TP | 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 / DLP / Sandboxing / 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-Passive |
| Interfaces | RJ-45 / SFP | RJ-45 / SFP / SFP+ | RJ-45 / SFP / SFP+ / QSFP+ / Combo Ports | RJ-45 / SFP | RJ-45 / SFP |
| WAN Ports | 2 WAN | 2 WAN | 4 WAN | 1 WAN | 2 WAN |
| LAN Ports | 4 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 | Yes | No |
| Management Options | Cloud / CLI / GUI / Centralized / REST API / SNMP | Cloud / CLI / GUI / Centralized / REST API / SNMP | Cloud / CLI / GUI / Centralized / REST API / SNMP | CLI / GUI / Centralized | Cloud / CLI / GUI / Centralized / REST API / SNMP |
| Logging & Monitoring | Built-in / Syslog | Built-in / Syslog / Cloud Logging | Built-in / External / Syslog / Cloud Logging | Built-in | Built-in / Syslog |
| Firewall Policies Supported | N/A | N/A | 2000 | 100 | 200 |
| Users Supported | N/A | Unlimited | N/A | N/A | 1000 |
| Memory | 16 GB | 16 GB | 16 GB | 4 GB | 4 GB |
| Flash Storage | 128 GB | 64 GB | 128 GB SSD | 16 GB | 16 GB |
| Expansion Slots | SFP | SFP | NP Module | N/A | SFP |
| Form Factor | 1 RU | 1 RU | Chassis | Rack-mount | 1 RU |
| Rack Units | 1 RU | 1 RU | 2 RU | 1 RU | 1 RU |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Product Name | SRX550-645DP | SRX5600E-BASE-DC | SRX5400E-B1-DC | SRX210HE2-POE | SRX340-SYS-JB |
| Height | 1.7 inches | 1.75 inches | 7 inches | 1.75 inches | 1.75 inches |
| Width | 17.2 inches | 17 inches | 17 inches | 17.5 inches | 17.2 inches |
| Depth | 15.4 inches | 27 inches | 28 inches | 10.5 inches | 11.2 inches |
| Weight | 29 lbs | 30 lbs | 50 lbs | 4 lbs | 12 lbs |
Reviews & Ratings
O
Oliver Grant
4
Handled traffic consistently.
V
Victor Hayes
5
Reliable Juniper build.
D
Daniel Morgan
4
Good redundancy design.
J
James Walker
4
Met enterprise needs.
Questions & Answers
What is the Juniper SRX550-645DP platform?
The SRX550-645DP is a 2 RU high-performance security appliance featuring six GPIM slots, two MPIM slots, six 10/100/1000Base-T ports, four GE SFP ports, dual power-supply bays, and redundant fans for enterprise firewall and VPN deployments.
What power supply comes with the SRX550-645DP?
The SRX550-645DP ships with one 645 W DC power supply that supports PoE, installed in a dual-PS bay for optional redundancy.
Does the SRX550-645DP support Power over Ethernet (PoE)?
Yes. The included 645 W DC power supply provides PoE power to supported GPIM modules, enabling direct device connectivity without external injectors.
How many GPIM and MPIM slots are available on the SRX550-645DP?
The SRX550-645DP offers six GPIM slots for copper or PoE interfaces and two MPIM slots for high-density 10 GbE or 40 GbE connectivity.
What network interfaces are pre-installed on the SRX550-645DP?
Out of the box, the SRX550-645DP includes six 10/100/1000Base-T ports and four GE SFP ports for immediate Layer 2/3 connectivity.
Is a power cord included with the SRX550-645DP?
No. The SRX550-645DP ships without a DC input power cord; you must procure a compatible −40 to −72 VDC cable separately.
Does the SRX550-645DP include a rack-mount kit?
Yes. Each SRX550-645DP ships with a 2 RU rack-mount kit and necessary mounting hardware for standard 19-inch cabinets.
What DC input voltage does the SRX550-645DP require?
The SRX550-645DP operates on −40 to −72 VDC input voltage, meeting carrier-grade and data-center power specifications.
Are fans redundant in the SRX550-645DP?
Yes. The SRX550-645DP includes hot-swappable, redundant fans to ensure continuous cooling and high availability.
Which interface modules are compatible with the SRX550-645DP?
The SRX550-645DP supports Juniper GPIM and MPIM interface modules, including copper, PoE, SFP, and QSFP+ options for flexible connectivity.
What security features does the SRX550-645DP deliver?
Powered by Junos OS, the SRX550-645DP provides stateful firewalling, IPsec VPN, NAT, UTM services, and advanced threat prevention at up to multi-Gbps throughput.
What are the ideal use cases for the SRX550-645DP?
With its mix of PoE, SFP, and high-speed interfaces, the SRX550-645DP is perfect for enterprise branch offices, data-center edge, and managed service environments.
What warranty covers the SRX550-645DP?
Juniper Networks provides a one-year limited hardware warranty and 90 days of software updates, with optional support contracts for extended coverage.
How do I install the SRX550-645DP in a rack?
Mount the SRX550-645DP in a standard 19-inch rack using the supplied 2 RU bracket, install interface modules, connect DC power, then power on and configure via the console.
Which Junos OS edition runs on the SRX550-645DP?
The SRX550-645DP runs Juniper Junos OS with full SRX Series services, including unified threat management, application security, and automated orchestration features.