Network Security & Firewall Devices

Unprotected networks invite downtime. Finance and government teams face compliance pressure every day. Firewall devices manage traffic inspection, threat filtering, and segmentation. High-throughput inspection engines keep latency predictable. Policy enforcement protects mission-critical systems. 

Hardware acceleration supports encrypted workloads without crushing performance. Scalable rule sets ensure future growth does not overwhelm resources. Refurbished enterprise-grade units keep costs practical. Rigorous testing verifies security features under the PC Shore Performance Standard. Browse our firewall devices and secure your environment.

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Items 241-252 of 5357

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  1. Dell 1RK26-0A4 NSA 5600 2 x Ports 10GBase-X + 2 x SFP + 12 x RJ-45 1U Rack-mountable Security Appliance

    In Stock

    Dell 1RK26-0A4 NSA 5600 2 x Ports 10GBase-X + 2...
    Brand:
    Dell
    Mfr Part#:
    1RK26-0A4
    Condition:
    Refurbished
    $741.71
  2. Dell 1RK26-A03 NSA 4600 2 x Ports 10GBase-X + 4 x SFP + 12 x RJ-45 1U Rack-mountable Network Security Appliance

    In Stock

    Dell 1RK26-A03 NSA 4600 2 x Ports 10GBase-X + 4...
    Brand:
    Dell
    Mfr Part#:
    1RK26-A03
    Condition:
    Refurbished
    $293.30
  3. Dell 1RK26-0A2 NSA 3600 2 x Ports 10GBase-X + 4 x SFP + 12 x RJ-45 1U Rack-mountable Network Security Appliance

    In Stock

    Dell 1RK26-0A2 NSA 3600 2 x Ports 10GBase-X + 4...
    Brand:
    Dell
    Mfr Part#:
    1RK26-0A2
    Condition:
    Refurbished
    $282.74
  4. Cisco 15454-M6-ECU2 6 x Slots External Connection Unit Network Management Device for ONS 15454 M6

    In Stock

    Cisco 15454-M6-ECU2 6 x Slots External Connecti...
    Brand:
    Cisco
    Mfr Part#:
    15454-M6-ECU2
    Condition:
    Refurbished
    $215.22
  5. Cisco ASA5512-DC-K8 ASA 5500-X Series 5512-X 6 x Ports 10/100/1000Base-T 1U Rack-mountable Firewall Appliance

    In Stock

    Cisco ASA5512-DC-K8 ASA 5500-X Series 5512-X 6 ...
    Brand:
    Cisco
    Mfr Part#:
    ASA5512-DC-K8
    Condition:
    Refurbished
    $3,432.41
  6. Cisco ESA-C370-K9 IronPort C370 Email Security Appliance/Firewall Appliance

    In Stock

    Cisco ESA-C370-K9 IronPort C370 Email Security ...
    Brand:
    Cisco
    Mfr Part#:
    ESA-C370-K9
    Condition:
    Refurbished
    $3,176.31
  7. Cisco ASA5585-S10F10XK9 ASA 5500 Series 5585-X 16 x Ports 10/100/1000Base-T + 6 x Expansion Slots + 4 x Ports SFP+ 2U Rack-mountable Managed Gigabit Ethernet Firewall Appliance

    In Stock

    Cisco ASA5585-S10F10XK9 ASA 5500 Series 5585-X ...
    Brand:
    Cisco
    Mfr Part#:
    ASA5585-S10F10XK9
    Condition:
    Refurbished
    $46,818.26
  8. Cisco ASA5515-DC-K8 ASA 5500 Series ASA 5515-X 6 x Ports SFP Expansion Slots 10/100/1000Base-T 1U Rack-mountable Gigabit Ethernet Managed Network Security Firewall Appliance

    In Stock

    Cisco ASA5515-DC-K8 ASA 5500 Series ASA 5515-X ...
    Brand:
    Cisco
    Mfr Part#:
    ASA5515-DC-K8
    Condition:
    Refurbished
    $4,056.66
  9. Cisco SMA-M680-K9 M Series M680 4 x Ports 10/100/1000Base-T 2U Rack-mountable Managed Gigabit Ethernet Network Security Firewall Appliance

    In Stock

    Cisco SMA-M680-K9 M Series M680 4 x Ports 10/10...
    Brand:
    Cisco
    Mfr Part#:
    SMA-M680-K9
    Condition:
    Refurbished
    $1,853.73
  10. Cisco ASA5585-S20F20-K9 ASA 5500 Series ASA 5585-X 16 x Ports 10/100/1000Base-T + 4 x Ports SFP 2U Rack-mountable Layer 3 Managed Network Security Firewall Appliance

    In Stock

    Cisco ASA5585-S20F20-K9 ASA 5500 Series ASA 558...
    Brand:
    Cisco
    Mfr Part#:
    ASA5585-S20F20-K9
    Condition:
    Refurbished
    $4,181.46
  11. Cisco SMA-M190-K9 M Series M190 2 x Ports 10/100/1000Base-T 1U Rack-mountable Managed Gigabit Ethernet Network Security Firewall Appliance

    In Stock

    Cisco SMA-M190-K9 M Series M190 2 x Ports 10/10...
    Brand:
    Cisco
    Mfr Part#:
    SMA-M190-K9
    Condition:
    Refurbished
    $4,145.31
  12. Cisco SMA-M390-K9 M Series M390 6 x Ports 10/100/1000Base-T 1U Rack-mountable Managed Gigabit Ethernet Network Security Firewall Appliance

    In Stock

    Cisco SMA-M390-K9 M Series M390 6 x Ports 10/10...
    Brand:
    Cisco
    Mfr Part#:
    SMA-M390-K9
    Condition:
    Refurbished
    $10,653.17
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