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Compact desktop firewall appliance in matte black finish with front indicator lights and rear port array

Palo Alto Networks

Palo Alto Networks PAN-PA-520 firewall appliance 120 GB 2.8 Gbps

SKU CH-X31Z-4EGB6 MPN PAN-PA-520

Desktop firewall with 120 GB storage, 2.8 Gbps throughput and AI-driven threat prevention

  • Form factorDesktop
  • System memoryStorage Capacity: 120 GB
  • VPN capabilitiesFirewall throughput (appmix): 2.8 Gbit/s Threat Prevention t
  • Power requirementsInput Voltage (Input Frequency): 100-240 VAC (50-60 Hz) Max
  • Max power draw30 W
  • Key featuresNETWORKING FEATURES Interface Modes: L2 mode (not available

Model PA-520

  • AI-driven Precision AI engine blocks threats in real time
  • Firewall throughput reaches 2.8 Gbps with appmix traffic
  • Threat prevention throughput delivers 1.8 Gbps under load
  • Desktop form factor fits 1.74" H x 10.4" D x 8" W
  • 120 GB storage and 30 W max power consumption

PA-520 Desktop Firewall

The Palo Alto Networks PA-520 is a desktop next-generation firewall with 120 GB of onboard storage. It delivers 2.8 Gbps firewall throughput and 1.8 Gbps threat-prevention throughput for small-office or branch deployments. The unit handles up to 148K concurrent sessions and 25K new sessions per second. It is built for organisations that need AI-driven threat analysis in a compact form factor.

Integration and Power Needs

The appliance measures 1.74" H x 10.4" D x 8" W and weighs 5.8 lbs, fitting on a desk or shelf without a rack. It operates from 100-240 VAC at 50-60 Hz with a maximum draw of 30 W, so it plugs into a standard mains socket. Four interface modes — L2, L3, tap and virtual wire — let it sit inline, span a port or act as a transparent segment. Routing support for OSPF, BGP, RIP and static routes frees the core router from edge duties.

Precision AI and ZTP Benefits

The Precision AI engine inspects traffic in a single pass to block known and unknown threats in real time. Zero Touch Provisioning lets the device download its configuration and licences automatically on first boot, removing manual staging. High-availability options include active/active and active/passive clusters for resilience. SD-WAN path-quality metrics measure jitter, loss and latency to steer traffic over the best link without extra hardware.

How it compares

Measured against everything we stock in Firewall Appliances & VPN Gateways, at today’s prices. Recalculated every night.

Price $1,357.99
Pricier than about 65% of the 669 comparable items (median $806.99).

Specifications

Product
Brand namePalo Alto Networks
Product linePA-500 Series
Model namePA-520
Part numberPAN-PA-520
Memory
System memoryStorage Capacity: 120 GB
Power
Power requirementsInput Voltage (Input Frequency): 100-240 VAC (50-60 Hz)
Max Current Consumption: 4 A @ 12 VDC
Max power draw30 W
Size & build
Form factorDesktop
Product dimensions1.74 in H × 10.4 in D × 8 in W (43.9 mm H × 265 mm D × 203 mm W)
Product weight5.8 lb (2.63 kg)
Shipping weight2.63 kg
Package size264 × 203 × 44 mm

Other versions of this model

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Questions about this item

What session capacity limits appear first when the PA-520 runs at full load?

The PA-520 supports 148K maximum concurrent sessions and 25K new sessions per second, so session-table exhaustion is the first hard limit under sustained heavy traffic.

How much heat and power does the PA-520 generate when it runs continuously?

Maximum power draw is 30 W from a 100-240 VAC supply, so the unit produces modest heat and fits on a standard desktop without special cooling.

What licence subscription must already be active for the PA-520 to inspect traffic?

Threat Prevention throughput of 1.8 Gbps and IPsec VPN throughput of 1.5 Gbps require valid security-service subscriptions; without them the firewall passes traffic uninspected.

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