Маршрутизаторы серии AR400 - высокопроизводительные, эффективные по стоимости и защищенные модульные маршрутизаторы для малого и среднего бизнеса.
| Модель | Наименование |
| AT-FL19e | AT-AR415 Series, VPN Licence, 50 Sessions |
| AT-FL19c | AT-AR415 Series, VPN Licence, 10 Sessions |
| AT-FL19b | AT-AR415 Series, VPN Licence, 5 Sessions |
| AT-FL-18g | AT-AR442S Series Firewall Licence, 64000 Sessions |
| AT-FL-15 | AT-400 Series WAN Load Balancer (AR415S, 44x, 450S) |
| AT-FL19d | AT-AR415 Series, VPN Licence, 25 Sessions |
| AT-FL-18e | AT-AR442S Series Firewall Licence, 32000 Sessions |
| AT-FL-18d | AT-AR442S Series Firewall Licence, 16000 Sessions |
| AT-FL-18c | AT-AR415S & AT-AR442S Series Firewall Licence, 8000 Sessions |
| AT-FL-18b | AT-AR415S Series Firewall license, 4000 Sessions |
| AT-AR441S-50 | Secure ADSL Router (Annex B), 5x 10/100TX LAN / WAN, 1xAsync, 1x PIC slot (EU Only) |
| AT-AR442S-50 | Secure G.SHDSL Router (Annex B), 5x 10/100TX LAN / WAN, 1xAsync, 1x PIC slot (firewall ships with 4000 sessions enabled) |
| AT-AR415S-50 | Secure Router: 5x LAN / WAN, 1x Async, 1 x PIC (firewall ships with 2000 sessions enabled) |
| AT-AR440S-50 | Secure ADSL Router (Annex A), 5x 10/100TX LAN / WAN, 1xAsync, 1x PIC slot |
