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 265-276 of 5357

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  1. HP J9522-61101 ProCurve MSM415 1 x Port 1000Base-T + 1 x Port RJ-45 Console IEEE 802.11a/b/g/n 2.4/5GHz Security Sensor

    In Stock

    HP J9522-61101 ProCurve MSM415 1 x Port 1000Bas...
    Brand:
    HP
    Mfr Part#:
    J9522-61101
    Condition:
    Refurbished
    $289.93
  2. HP J9522AR ProCurve MSM415 1 x Port 1000Base-T + 1 x Port RJ-45 Console IEEE 802.11a/b/g/n 2.4/5GHz Security Sensor

    In Stock

    HP J9522AR ProCurve MSM415 1 x Port 1000Base-T ...
    Brand:
    HP
    Mfr Part#:
    J9522AR
    Condition:
    Refurbished
    $289.93
  3. HP JG371-61001 12500 20Gb/s VPN Firewall Module

    In Stock

    HP JG371-61001 12500 20Gb/s VPN Firewall Module
    Brand:
    HP
    Mfr Part#:
    JG371-61001
    Condition:
    Refurbished
    $2,262.85
  4. HP JG371AR 12500 20Gb/s VPN Firewall Module

    In Stock

    HP JG371AR 12500 20Gb/s VPN Firewall Module
    Brand:
    HP
    Mfr Part#:
    JG371AR
    Condition:
    Refurbished
    $2,262.85
  5. HP JG371AR#B8X 12500 20Gb/s VPN Firewall Module

    In Stock

    HP JG371AR#B8X 12500 20Gb/s VPN Firewall Module
    Brand:
    HP
    Mfr Part#:
    JG371AR#B8X
    Condition:
    Refurbished
    $2,262.85
  6. Cisco ISE-3315-K9 4 x 1GBase-T + 1 x VGA + 1 x DB-9 1U Rack-Mountable Network Security Appliance

    In Stock

    Cisco ISE-3315-K9 4 x 1GBase-T + 1 x VGA + 1 x ...
    Brand:
    Cisco
    Mfr Part#:
    ISE-3315-K9
    Condition:
    Refurbished
    $848.57
  7. Cisco NGA3240-K9-RF NetFlow NGA 3240 Network Monitoring Device

    In Stock

    Cisco NGA3240-K9-RF NetFlow NGA 3240 Network Mo...
    Brand:
    Cisco
    Mfr Part#:
    NGA3240-K9-RF
    Condition:
    Refurbished
    $1,105.71
  8. Cisco 15454-M6-ECU2-RF 6 x Slots External Connection Unit Network Management Device for ONS 15454 M6

    In Stock

    Cisco 15454-M6-ECU2-RF 6 x Slots External Conne...
    Brand:
    Cisco
    Mfr Part#:
    15454-M6-ECU2-RF
    Condition:
    Refurbished
    $215.22
  9. Cisco CISCO1711-VPN/K9-RF 1711 Security Access Router - 4 x 10/100Base-TX LAN/WAN, 1 x Modem WAN, 1 x 10/100Base-TX WAN - 2 x WIC, 1 - Security Router

    In Stock

    Cisco CISCO1711-VPN/K9-RF 1711 Security Access ...
    Brand:
    Cisco
    Mfr Part#:
    CISCO1711-VPN/K9-RF
    Condition:
    Refurbished
    $146.06
  10. Cisco CISCO1712-VPN/K9-RF 1712 Security Access Router - 4 x 10/100Base-TX LAN, 1 x ISDN, 1 x 10/100Base-TX WAN - 1 x WIC - Security Router

    In Stock

    Cisco CISCO1712-VPN/K9-RF 1712 Security Access ...
    Brand:
    Cisco
    Mfr Part#:
    CISCO1712-VPN/K9-RF
    Condition:
    Refurbished
    $146.06
  11. Cisco CISCO881-K9-RF 881 Security Router - 5 Port - 4 x 10/100Base-TX Network LAN, 1 x 10/100Base-TX Network WAN

    In Stock

    Cisco CISCO881-K9-RF 881 Security Router - 5 Po...
    Brand:
    Cisco
    Mfr Part#:
    CISCO881-K9-RF
    Condition:
    Refurbished
    $114.91
  12. Cisco CVPN3002-8E-K9-RF VPN 3002 8-Port VPN Gateway

    In Stock

    Cisco CVPN3002-8E-K9-RF VPN 3002 8-Port VPN Gat...
    Brand:
    Cisco
    Mfr Part#:
    CVPN3002-8E-K9-RF
    Condition:
    Refurbished
    $362.54
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