| Model | Zyxel ZyWALL ATP500 |
| Interface | 7 (Configurable), 1 x SFP |
| USB 3.0 ports | 2 Port |
| Console port | DB9 |
| Fanless | Yes |
| firewall throughput | 2,600 Mbps |
| VPN throughput | 900 Mbps |
| IDP throughput | 1,700 Mbps |
| AV throughput | 900 Mbps |
| UTM throughput (AV and IDP)*4 | 890 |
| Max. TCP concurrent sessions*5 | 1,000,000 |
| Max. concurrent IPsec VPN tunnels*6 | 300 |
| Concurrent SSL VPN users | 150 |
| VLAN Interface | 64 |
| SPI firewall throughput | 900Mbps |
| Managed AP number (default/max.) (1 Year bundled)* | 8 / 72 |
| Recommend max. AP in 1 AP Group | 60 |
| VPN | IKEv2, IPSec, SSL,L2TP/IPSec |
| Power input | 12 V DC, 2 A max. |
| Max. power consumption(watt) | 24.1 |
| Heat dissipation (BTU/hr) | 82.23 |
| Packing Dimensions (WxDxH) (mm/in.) | 351 x 152 x 245/ 13.82 x 5.98 x 9.65 |
| Packing Weight (kg/lb.) | 2.83/6.24 |