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 25-36 of 516

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  1. Cisco ESA-C695-K9 IronPort C695F 6 x RJ-45 Ports 10/100/1000Base-T 1U Rack-mountable Email Security Appliance

    In Stock

    Cisco ESA-C695-K9 IronPort C695F 6 x RJ-45 Port...
    Brand:
    Cisco
    Mfr Part#:
    ESA-C695-K9
    Condition:
    Refurbished
    $24,226.49
  2. Cisco EXPWY-E-BDL-K9 Expressway-C CE100 High Performance Appliance Bundle

    In Stock

    Cisco EXPWY-E-BDL-K9 Expressway-C CE100 High Pe...
    Brand:
    Cisco
    Mfr Part#:
    EXPWY-E-BDL-K9
    Condition:
    Refurbished
    $4,652.31
  3. Cisco DN2-HW-APL DNA Center Gen2 44 Core 4 x Ports 10GbE RJ-45 + 1 x Port DB-15 + 1 x Port KVM + 2 x Ports USB 3.0 1U Rack-Mountable Network Management Device

    In Stock

    Cisco DN2-HW-APL DNA Center Gen2 44 Core 4 x Po...
    Brand:
    Cisco
    Mfr Part#:
    DN2-HW-APL
    Condition:
    Refurbished
    $15,344.02
  4. Cisco DN2-HW-APL-U DNA Center 4 x Ports 10GbE RJ-45 + 1 x Port DB-15 + 1 x Port KVM + 2 x Ports USB 3.0 1U Rack-Mountable Network Management Device

    In Stock

    Cisco DN2-HW-APL-U DNA Center 4 x Ports 10GbE R...
    Brand:
    Cisco
    Mfr Part#:
    DN2-HW-APL-U
    Condition:
    Refurbished
    $10,581.68
  5. Cisco AIR-CMX-3375-K9 Connected Mobile Experiences 3375 2 x Ports 10GbE SFP+ 1U Rack-mountable Network Management Device

    In Stock

    Cisco AIR-CMX-3375-K9 Connected Mobile Experien...
    Brand:
    Cisco
    Mfr Part#:
    AIR-CMX-3375-K9
    Condition:
    Refurbished
    $26,373.04
  6. Cisco ASA-5515-X-ASA5515-X ASA 5500 Series 5515-X 6 x Ports SFP Expansion Slots 1000Base-T 1U GE Managed Network Security Firewall Appliance

    In Stock

    Cisco ASA-5515-X-ASA5515-X ASA 5500 Series 5515...
    Brand:
    Cisco
    Mfr Part#:
    ASA-5515-X-ASA5515-X
    Condition:
    Refurbished
    $625.53
  7. Cisco ASA5515-X-10312202 ASA 5500 Series 5515-X 6 x Ports SFP Expansion Slots 1000Base-T 1U GE Managed Network Security Firewall Appliance

    In Stock

    Cisco ASA5515-X-10312202 ASA 5500 Series 5515-X...
    Brand:
    Cisco
    Mfr Part#:
    ASA5515-X-10312202
    Condition:
    Refurbished
    $129.54
  8. Cisco ASA5515-X ASA 5500 Series 5515-X 6 x Ports SFP Expansion Slots 1000Base-T 1U GE Managed Network Security Firewall Appliance

    In Stock

    Cisco ASA5515-X ASA 5500 Series 5515-X 6 x Port...
    Brand:
    Cisco
    Mfr Part#:
    ASA5515-X
    Condition:
    Refurbished
    $112.79
  9. Cisco ASA5510-AIP10-K9-ASA ASA 5500 Series 5510 3 x Ports 100Base-TX + 2 x Ports 1000Base-T 1U Rack-mountable Firewall Security Appliance

    In Stock

    Cisco ASA5510-AIP10-K9-ASA ASA 5500 Series 5510...
    Brand:
    Cisco
    Mfr Part#:
    ASA5510-AIP10-K9-ASA
    Condition:
    Refurbished
    $327.68
  10. Cisco ASA5510-K8NE ASA 5500 Series 5510 3 x Ports 100Base-TX + 2 x Ports 1000Base-T 1U Rack-mountable Firewall Security Appliance

    In Stock

    Cisco ASA5510-K8NE ASA 5500 Series 5510 3 x Por...
    Brand:
    Cisco
    Mfr Part#:
    ASA5510-K8NE
    Condition:
    Refurbished
    $60.00
  11. Cisco ASA5510 ASA 5500 Series 5510 3 x Ports 100Base-TX + 2 x Ports 1000Base-T 1U Rack-mountable Firewall Security Appliance

    In Stock

    Cisco ASA5510 ASA 5500 Series 5510 3 x Ports 10...
    Brand:
    Cisco
    Mfr Part#:
    ASA5510
    Condition:
    Refurbished
    $65.50
  12. Cisco ASA5510-K9 ASA 5500 Series 5510 3 x Ports 100Base-TX + 2 x Ports 1000Base-T 1U Rack-mountable Firewall Security Appliance

    In Stock

    Cisco ASA5510-K9 ASA 5500 Series 5510 3 x Ports...
    Brand:
    Cisco
    Mfr Part#:
    ASA5510-K9
    Condition:
    Refurbished
    $60.00
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