Product Name

SRX550

Maximum Layer 3 Performance and Capacity

Junos OS version tested

Junos OS 12.1

Firewall performance (large packets)

5.5 Gbps

Firewall performance (IMIX)

1.7 Gbps

Firewall + routing PPS (64 Byte)

700 Kpps

Firewall performance⁵(HTTP)

1.5 Gbps

IPsec VPN throughput (large packets)

1.0 Gbps

IPsec VPN Tunnels

2,000

AppSecure firewall throughput⁵

1.5 Gbps

IPS (intrusion prevention system)

800 Mbps

Antivirus

300 Mbps (Sophos AV)

Connections per second

27,000

Maximum concurrent sessions
DRAM options

375 K²
2 GB DRAM

Maximum security policies

7,256

Maximum users supported

Unrestricted

Network Connectivity

Fixed I/O

6 x 10/100/ 1000 BASE-T + 4 SFP

I/O slots

2 x SRX Series Mini-PIM, 8 x GPIM or multiple GPIM and XPIM combinations

Services and Routing Engine slots

No

ExpressCard slot (3G WAN)

No

WAN/LAN interface options

See ordering information

Optional maximum number of PoE ports

Up to 40 ports of 802.3af/at with maximum 247 W

USB

2

Flash/Memory

Memory min and max(DRAM)

2 GB

Memory slots

2 DIMM

Flash memory

2 GB CF internal

USB port for external storage

Yes

Dimensions

Dimensions (W x H x D)

17.5 x 3.5 x 18.2 in 
(44.4 x 8.8 x 46.2 cm)

Weight (device and power supply)

21.96 lb (9.96kg) No interface modules 1 power supply

Rack mountable

Yes

Power

Power supply (AC)

100–240 VAC, single 645 W or dual 645 W

Maximum PoE power

247 W redundant, or 494 W nonredundant

Average power consumption

122 W

Input frequency

50-60 Hz

Maximum current consumption

5.3 A @ 100 VAC with single PSU with PoE, 8.3 A @ 100 VAC with dual PSU with PoE

Maximum inrush current

45 A for ½ cycle

Average heat dissipation

319 BTU/hr

Maximum heat dissipation

699 BTU/hr

Redundant power supply (hot swappable)

Yes (up to maximum capacity of single PSU)

Acoustic noise level (Per ISO 7779 Standard)

51.8 dB

Environment

Operational temperature

32° to 104° F (0° to 40° C)

Nonoperational temperature

4° to 158° F (-20° to 70° C)

Humidity

5% to 95% noncondensing

Mean time between failures (Telcordia model)

9.6 years with redundant power