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by Juniper
Product Line: Juniper Networks SRX Series Services Gateways
Product Type: Firewall
Original price $0.00 - Original price $734.00
Original price
$0.00 - $734.00
Current price $734.00
Title: Used

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Product Description

The SRX650BASESRE6645DP Juniper integrates a SRE 6, 645 W DC PoE PSU, supporting 247 W PoE power across 4 onboard 10/100/1000BASE-T ports and includes additional connectivity options with 2x USB and 1x RJ-45 Management port. It is designed for high performance, featuring a firewall throughput of 7 Gbps, concurrent VPN tunnels up to 3,000, and the capacity to handle 512 K concurrent sessions and 35,000 connections per second. The device is equipped with 2 GB DRAM, 2 GB CF, operates on Junos OS 11.4R5, and is built for durability with a mean time between failures (Telcordia model) of 9.6 years, complemented by a fan tray, power cord, and rack-mount kit for easy installation in a 2-RU space.

Key Feature for the SRX650BASESRE6645DP

  • What is the operational temperature range of the SRE 6, 645 W DC PoE PSU?
    The operational temperature range is 32° to 104° F (0° to 40° C).
  • How many network ports does the device include?
    The device includes 4x 1 Gigabit Ethernet RJ-45 ports.
  • Can the SRE 6 support Power over Ethernet (PoE), and if so, how much power can it provide?
    Yes, it supports PoE with a power output of 247 W.
  • What is the total number of module slots available?
    There are 8 total module slots available.
  • What are the humidity levels for operating and non-operating states?
    For operating states, the humidity level is 10% to 90% noncondensing. For non-operating states, it is 5% to 95% noncondensing.
  • How much DRAM and flash memory are equipped in this device?
    It is equipped with 2 GB DRAM and 2 GB CF (Compact Flash).
  • What is the mean time between failures (MTBF) for the SRE 6, 645 W DC PoE PSU?
    The MTBF is 9.6 years, assuming redundant power is used.
  • Does the device come with a rack-mount kit and power cord?
    Yes, a rack-mount kit and power cord are included.
  • What is the maximum number of concurrent VPN tunnels supported?
    The device supports up to 3,000 concurrent VPN tunnels.
  • What firmware version does the SRE 6 run on?
    It runs on Junos OS 11.4R5.

Product Review

The Juniper SRX650BASESRE6645DP offers high firewall performance at 7 Gbps and supports up to 3,000 concurrent VPN tunnels, making it suitable for medium to large-sized network environments. However, it is limited by having only 4 onboard Gigabit Ethernet ports, which may necessitate additional expansion modules for larger deployments. Its reliability is underscored by a mean time between failures of 9.6 years, although the operational temperature range could be restrictive for environments with extreme conditions.


The Juniper SRX650BASESRE6645DP is a high-performance networking hardware designed for medium to large enterprise environments. It is equipped with a variety of features to support complex networks, offering flexibility and scalability. The device includes an SRE 6, 645 W DC PoE PSU, and provides 247 W of PoE power to support devices requiring power over Ethernet, making it an ideal choice for deploying VoIP phones, wireless access points, and other network devices without the need for separate power supplies. This model comes with 4 onboard 10/100/1000BASE-T ports, allowing for high-speed network connections. Additionally, the SRX650BASESRE6645DP is equipped with 2 GB of DRAM and a 2 GB Compact Flash (CF) card for storage, ensuring smooth operation and sufficient space for network configurations and updates. The device is designed to fit in a standard rack with a 2-RU form factor, and it includes a fan tray, power cord, and rack-mount kit for easy installation and maintenance. Key hardware specifications include: - Network Ports: 4x 1 Gigabit Ethernet RJ-45 for high-speed network connectivity. - Module Slots: 8x total module slots, providing ample space for expansion modules to increase functionality. - Firewall Performance: Capable of processing up to 7 Gbps of traffic, suitable for high-bandwidth applications. The SRX650BASESRE6645DP supports up to 3,000 concurrent VPN tunnels, allowing for secure remote connections. It can handle 35,000 connections per second, and supports up to 512K concurrent sessions, making it capable of managing large numbers of simultaneous connections without performance degradation. The device runs on Junos OS 11.4R5, offering a stable and secure operating system designed for high-performance network environments. For environments concerned with longevity and reliability, the SRX650BASESRE6645DP boasts a mean time between failures (Telcordia model) of 9.6 years with redundant power, ensuring a long service life and minimal downtime. It also features 2x USB ports for additional connectivity and 1x RJ-45 management port for simplified device management. The operational temperature range of 32° to 104° F (0° to 40° C) and nonoperational temperature range of 4° to 158° F (-20° to 70° C), along with humidity levels of 10% to 90% noncondensing (operating) and 5% to 95% noncondensing (nonoperating), ensure the device can operate reliably in a wide range of environmental conditions. In summary, the Juniper SRX650BASESRE6645DP offers a comprehensive set of features designed to meet the needs of medium to large enterprise networks. With its high firewall performance, capacity for numerous concurrent VPN tunnels and sessions, and flexible expansion options, this device provides a solid foundation for secure, scalable, and reliable network infrastructure.


Part NumberJuniper SRX650BASESRE6645DP
ManufacturerJuniper Networks
ConfigurationSRE 6, 645W DC Power over Ethernet (PoE) Power Supply Unit
Integrated Ports4 built-in 10/100/1000BASE-T ports
Memory2GB DRAM
Compact Flash2GB
PoE Capacity247W for Power over Ethernet
Cooling SystemIncluded fan tray
AccessoriesIncludes power cable and kit for rack mounting
Ethernet Ports4x 1G Ethernet RJ-45
USB Ports2x USB interfaces
Management Port1x RJ-45 for management purposes
Expansion Slots8 slots for module expansion
VPN Tunnels SupportedUp to 3,000 simultaneous VPN tunnels
Firewall Throughput7 Gbps data processing rate
New Connections Rate35,000 connections per second
Active SessionsSupports up to 512,000 concurrent sessions
Operating SystemRuns on Junos OS version 11.4R5
Flash Storage2GB flash memory
Mounting OptionRack-mountable with included hardware (2-RU size)
Operating Temperature Range32° to 104° F (0° to 40° C)
Storage Temperature Range-4° to 158° F (-20° to 70° C)
Operating Humidity10% to 90%, non-condensing
Storage Humidity5% to 95%, non-condensing
ReliabilityMean time between failures: 9.6 years, enhanced with redundant power supply

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