Is the Cisco ASA 5508-X / 5516-X end of life?

Cisco ended the sale of the Cisco ASA 5508-X / 5516-X on August 2, 2021. Its support ended on August 31, 2026. The dates are from the maker notice linked in the end of sale table on this page. The hardware keeps working after them; what ends is the maker's side: new software fixes, support cases and replacement under a maker contract.

What does Cisco name as the replacement for the Cisco ASA 5508-X / 5516-X?

Cisco's notice names Cisco Firepower 1000 series.

ASA5516-K9 Cisco Firewall, AC Power, Refurbished, 8x 1GbE RJ45

Condition: Refurbished, tested & guaranteed
WARRANTY & RETURNS: ASA5516-K9 has a 3-year warranty and a 30-day return policy. DOA units are replaced or refunded. Full terms are on the warranty page and the refund policy.
Availability: In stock

Orders placed by 12pm ship the same day.

A firm price comes back, typically the same business day. Prefer a PO or wire? We take those too. Just ask.

The Cisco ASA5516-K9 is a firewall from the Cisco ASA5516 family with 8 ports of 1GbE RJ45 and AC power. A separate 1x 1GbE RJ45 port is for management. This unit is refurbished (used): inspected, powered on and functionally tested by Townsend Networks technicians before listing. One unit per order.

HOW IT DIFFERS: ASA5516-K9 is the Cisco ASA 5516-X. With the Firepower Threat Defense image Cisco rates it at 850 Mbps firewall plus AVC (1024B), 250K concurrent sessions, 11K new connections a second and 250 Mbps of IPSec VPN. Its sister ASA5508-K9 is the smaller 5508-X at 450 Mbps, 100K sessions, 7.5K new connections a second and 175 Mbps of VPN.

Model: ASA5516-K9
Network Ports: 8 × 1GbE
Connectors: RJ45
Type: Firewall
Condition: Refurbished, tested & guaranteed

Technical details

Brand	Cisco
Family	ASA5516
Management ports	1x 1GbE RJ45
Rack units	1U
Power input	AC
Throughput	Max stateful inspection throughput 1.8 Gbps (base ASA, no FirePOWER/IPS engine)

Cisco datasheet

Testing process

End of sale and support

Model	Announced	End of sale	End of support	Replacement	Notice
Cisco ASA 5508-X / 5516-X	2021-02-01	2021-08-02	2026-08-31	Cisco Firepower 1000 series	Cisco notice

Cisco end-of-life notices c51-744798 (ASA 5508-X, 5516-X) and c51-744797 (ASA 5506-X). End of sale was 2021-08-02; Cisco's last date of support was 2026-08-31.

Questions about the Cisco ASA Firewalls family

Is the Cisco ASA 5508-X / 5516-X end of life?: Cisco ended the sale of the Cisco ASA 5508-X / 5516-X on August 2, 2021. Its support ended on August 31, 2026. The dates are from the maker notice linked in the end of sale table on this page. The hardware keeps working after them; what ends is the maker's side: new software fixes, support cases and replacement under a maker contract.
What does Cisco name as the replacement for the Cisco ASA 5508-X / 5516-X?: Cisco's notice names Cisco Firepower 1000 series.

Cisco ASA5516-K9 / ASA 5516-X with SW, 8GE Data, 1GE Mgmt, AC, 3DES/AES

WHAT'S INCLUDED

One (1) Cisco ASA5516-K9.

CONDITION & TESTING

Condition: Refurbished, Tested & Guaranteed ASA5516-K9 was tested by Townsend Networks technicians before listing. The test process is on the testing process.