Feature | Cisco ASA 5520 | Cisco ASA 5525-X | Cisco ASA 5540 | Cisco ASA 5545-X | Cisco ASA 5550 | Cisco ASA 5555-X |
Stateful Inspection Throughput (Maximum[2]) | Up to 450 Mbps | 2 Gbps | Up to 650 Mbps | 3 Gbps | Up to 1.2 Gbps | 4 Gbps |
Stateful Inspection Throughput (Multiprotocol[3]) | - | 1 Gbps | - | 1.5 Gbps | - | 2 Gbps |
IPS Throughput[4] | ● Up to 225 Mbps with AIP-SSM-10 ● Up to 375 Mbps with AIP-SSM-20 ● Up to 450 Mbps with AIP-SSM-40 | ● 600 Mbps | ● Up to 500 Mbps with AIP-SSM-20 ● Up to 650 Mbps with AIP-SSM-40 | ● 900 Mbps (extra hardware not required) | ● Not available | ● 1.3 Gbps (extra hardware not required) |
Next-Generation Throughput[5] (Multiprotocol) | - | 650 Mbps | - | 1 Gbps | - | 1.4 Gbps |
3DES/AES VPN Throughput[6] | Up to 225 Mbps | 300 Mbps | Up to 325 Mbps | 400 Mbps | Up to 425 Mbps | 700 Mbps |
Users/Nodes | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited |
Cisco Cloud Web Security Users | For detailed sizing guidance see the CWS Connector Sizing for ASA 5500 and ASA 5500-X | | | | | |
IPsec VPN Peers | 750 | 750 | 5000 | 2500 | 5000 | 5000 |
Premium AnyConnect VPN Peers | 2/750 | 2/750 | 2/2500 | 2/2500 | 2/5000 | 2/5000 |
Concurrent Connections | 280,000 | 500,000 | 400,000 | 750,000 | 650,000 | 1,000,000 |
New Connections/ Second | 12,000 | 20,000 | 25,000 | 30,000 | 33,000 | 50,000 |
Virtual Interfaces (VLANs) | 150 | 200 | 200 | 300 | 400 | 500 |
Security Contexts (Included/ Maximum)[7] | 2/20 | 2/20 | 2/50 | 2/50 | 2/50 | 2/100 |
High Availability | Active/Active and Active/Standby | Active/Active and Active/Standby | Active/Active and Active/Standby | Active/Active and Active/Standby | Active/Active and Active/Standby | Active/Active and Active/Standby |
Expansion Slot | 1 SSM | 1 interface card | 1 SSM | 1 interface card | 0 | 1 interface card |
Number of User-Accessible Flash Slots | 1 | 0 | 1 | - | 1 | 0 |
USB 2.0 Ports | 2 | 2 | 2 | 2 | 2 | 22 |
Integrated I/O | 4 GE + 1 Fast Ethernet | 8 GE copper | 4 GE + 1 Fast Ethernet | 8 GE copper | 8 GE + 1 Fast Ethernet | 8 GE copper |
Expansion I/O | 4 GE copper or 4 GE SFP | 6 GE copper or 6 GE SFP | 4 GE copper or 4 GE SFP | 6 GE copper or 6 GE SFP | None | 6 GE copper or 6 GE SFP |
Dedicated Management Port | None | Yes (1 GE) | None | Yes (1 GE) | None | Yes (1 GE) |
Serial Ports | 2 RJ-45, console and auxiliary | 1 RJ-45 | 2 RJ-45, console and auxiliary | 1 RJ-45 | 2 RJ-45, console and auxiliary | 1 RJ-45 |
Solid State Drive | - | 1 slot 120 GB MLC SED | - | 2 slots, RAID 1 120 GB MLC SED | - | 2 slots, RAID 1 120 GB MLC SED |
Memory | 2 GB | 8 GB | 2 GB | 12 GB | 4 GB | 16 GB |
Minimum System Flash | 256 MB | 8 GB | 256 MB | 8 GB | 256 MB | 8 GB |
System Bus | Multibus architecture | Multibus architecture | Multibus architecture | Multibus architecture | Multibus architecture | Multibus architecture |
Environmental Operating Ranges | | | | | | |
Operating | | | | | | |
Temperature | 32 to 104ºF (0 to 40ºC) | 23 to 104°F (-5 to 40°C) | 32 to 104ºF (0 to 40ºC) | 23 to 104°F (-5 to 40°C) | 32 to 104ºF (0 to 40ºC) | 23 to 104°F (-5 to 40°C) |
Relative Humidity | 5 to 95 percent noncondensing | 90 percent | 5 to 95 percent noncondensing | 90 percent | 5 to 95 percent noncondensing | 90 percent |
Altitude | Designed and tested for 0 to 9840 ft (3000m); agency approved for 2000m | Designed and tested for 0 to 10,000 ft (3050m) | Designed and tested for 0 to 9840 ft (3000m); agency approved for 2000m | Designed and tested for 0 to 10,000 ft (3050m) | Designed and tested for 0 to 9840 ft (3000m); agency approved for 2000m | Designed and tested for 0 to 10,000 ft (3050m) |
Shock | 1.14 m/sec (45 in./sec) 1/2 sine input | 50G, 2 m/sec | 1.14 m/sec (45 in./sec) 1/2 sine input | 50G, 2 m/sec | 1.14 m/sec (45 in./sec) 1/2 sine input | 50G, 2 m/sec |
Vibration | 0.41 Grms2 (3 to 500 Hz) random input | 0.41 Grms (3 to 500Hz) random input | 0.41 Grms2 (3 to 500 Hz) random input | 0.41 Grms (3 to 500Hz) random input | 0.41 Grms2 (3 to 500 Hz) random input | 0.41 Grms (3 to 500Hz) random input |
Acoustic Noise | 60 dBa max | 64.2 dBa max | 60 dBa max | 67.9 dBa max | 60 dBa max | 67.9 dBa max |
Nonoperating | | | | | | |
Temperature | -13 to 158ºF (-25 to 70ºC) | -13 to 158°F (-25 to 70°C) | -13 to 158ºF (-25 to 70ºC) | -13 to 158°F (-25 to 70°C) | -13 to 158ºF (-25 to 70ºC) | -13 to 158°F (-25 to 70°C) |
Relative Humidity | 5 to 95 percent noncondensing | 10 to 90 percent | 5 to 95 percent noncondensing | 10 to 90 percent | 5 to 95 percent noncondensing | 10 to 90 percent |
Altitude | 0 to 15,000 ft (4570m) | Designed and tested for 0 to 15,000 ft (4572m) | 0 to 15,000 ft (4570m) | Designed and tested for 0 to 15,000 ft (4572m) | 0 to 15,000 ft (4570m) | Designed and tested for 0 to 15,000 ft (4572m) |
Shock | 30G | 70G, 4.22 m/sec | 30G | 70G,4.22 m/sec | 30G | 70G, 4.22 m/sec |
Vibration | 0.41 Grms2 (3 to 500 Hz) random input | 1.12 Grms (3 to 500Hz) random input | 0.41 Grms2 (3 to 500 Hz) random input | 1.12 Grms (3 to 500Hz) random input | 0.41 Grms2 (3 to 500 Hz) random input | 1.12 Grms (3 to 500Hz) random input |
Power | | | | | | |
Input (per Power Supply) | | | | | | |
AC Range Line Voltage | 100 to 240 VAC | 100 to 240 VAC | 100 to 240 VAC | 100 to 240 VAC | 100 to 240 VAC | 100 to 240 VAC |
AC Normal Line Voltage | 100 to 240 VAC | 100 to 240 VAC | 100 to 240 VAC | 100 to 240 VAC | 100 to 240 VAC | 100 to 240 VAC |
AC Current | 3A | 4.85A | 3A | 5A, 100 to 120V 2.5A, 200 to 240V | 3A | 5A, 100 to 120V 2.5A, 200 to 240V |
AC Frequency | 47/63 Hz, single-phase | 50/60 Hz | 47/63 Hz, single-phase | 50/60 Hz | 47/63 Hz, single-phase | 50/60 Hz |
Dual Power Supplies | None | None | None | Yes | None | Yes |
DC Domestic Line Voltage | See the ASA 5500 Series Hardware Installation Guide | -40.5 to 56 VDC (-48 VDC nominal) | See the ASA 5500 Series Hardware Installation Guide | -40.5 to 56 VDC (-48 VDC nominal) | See the ASA 5500 Series Hardware Installation Guide | -40.5 to 56 VDC (-48 VDC nominal) |
DC International Line Voltage | See the ASA 5500 Series Hardware Installation Guide | -55 to -72 VDC (-60 VDC nominal) | See the ASA 5500 Series Hardware Installation Guide | -55 to -72 VDC (-60 VDC nominal) | See the ASA 5500 Series Hardware Installation Guide | -55 to -72 VDC (-60 VDC nominal) |
DC Current | See the ASA 5500 Series Hardware Installation Guide | 15A (maximum input) | See the ASA 5500 Series Hardware Installation Guide | 15A (maximum input) | See the ASA 5500 Series Hardware Installation Guide | 15A (maximum input) |
Output | | | | | | |
Steady State | 150W | 75W | 150W | 86W | 150W | 90W |
Maximum Peak | 190W | 108W | 190W | 125W | 190W | 134W |
Maximum Heat Dissipation | 648 BTU/hr | 369 BTU/hr | 648 BTU/hr | 427 BTU/hr | 648 BTU/hr | 458 BTU/hr |
Physical Specifications | | | | | | |
Form Factor | 1 RU, 19-in. rack-mountable | 1 RU, 19-in. rack-mountable | 1 RU, 19-in. rack-mountable | 1 RU, 19-in. rack-mountable | 1 RU, 19-in. rack-mountable | 1 RU, 19-in. rack-mountable |
Dimensions (H x W x D) | 1.75 x 17.5 x 14.25 in. (4.45 x 20.04 x 36.20 cm) | 1.70 x 16.8 x 15.6 in. (4.32 x 42.7 x 39.5 cm) | 1.75 x 17.5 x 14.25 in. (4.45 x 20.04 x 36.20 cm) | 1.67 x 16.7 x 19.1 in. (4.24 x 42.9 x 48.4 cm) | 1.75 x 17.5 x 14.25 in. (4.45 x 20.04 x 36.20 cm) | 1.67 x 16.7 x 19.1 in. (4.24 x 42.9 x 48.4 cm) |
Weight (with Power Supply) | 20.0 lb (9.07 kg) | 15.0 lb (6.82 kg) | 22.0 lb (10 kg) | 16.82 lb (7.63 kg) with single power supply 18.86 lb (8.61 kg) with dual power supply | 22.0 lb (10 kg) | 16.82 lb (7.63 kg) with single power supply 18.86 lb (8.61 kg) with dual power supply |