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Exceptional throughput and hardware acceleration. Handles large enterprise traffic smoothly.
FG-3800D
Fortinet FG-3800D 4x 100G CFP2 slots, 4x 40G QSFP+ slots, an...
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FG-3800D
- Description:
- Fortinet FG-3800D 4x 100G CFP2 slots, 4x 40G QSFP+ slots, and 8x 10G SFP+ slots, 2 x GE RJ45 Management, SPU NP6 and CP8 hardware accelerated, 960 GB onboard storage, and dual AC power supplies
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- Brand:
- Fortinet
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FG-3800D Overview
FG-3800D is a rack-mounted hardware appliance engineered for high-throughput network security environments. Designed for enterprise and branch office deployments, it delivers robust performance with multi-gigabit throughput, supports a diverse port configuration including LAN, WAN, and SFP interfaces, and features an AC power supply with redundant options to ensure continuous operation.
FG-3800D supports an extensive range of security services including IPS, antivirus, web filtering, and VPN, making it ideal for secure access, segmentation, and unified threat management use cases. It offers versatile management options via cloud, CLI, GUI, and REST API, while scalable high availability through active-passive clustering ensures optimal performance for demanding network environments.
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Request bulk order quote for FG-3800D for additional pricing. Browse the full Fortinet Fortigate Ngfw High-End Series series or explore all Fortinet products.
FG-3800D Specifications
- Product Type
- Firewall Appliance
- Architecture
- Rack-mount
- Deployment Type
- Enterprise / Branch Office
- Use Case
- VPN / Secure Access / Segmentation / UTM
- Firewall Layer Supported
- Layer 7
- Power Source
- AC Power Supply
- Redundant Power Supply Supported
- Yes
- Firewall Throughput
- 4 Gbps
- Threat Protection Throughput
- 2 Gbps
- IPS Throughput
- 1.5 Gbps
- VPN Throughput
- 1.2 Gbps
- Supported Applications
- 150
- Centralized Configuration & Reporting
- Yes
- Feature
- High availability clustering
- Concurrent Sessions
- 500000
- Maximum Concurrent Sessions
- 1000000
- Users/Nodes
- Unlimited
- Integrated I/O
- 4
- New Sessions Per Second
- 30000
- Supported VPN Types
- IPSec / SSL VPN
- Routing Protocols Supported
- OSPF / BGP / RIP / Static Routing
- Security Services
- Antivirus / Web Filtering / Application Control / IPS / VPN
- High Availability
- Active-Passive
- Interfaces
- RJ-45 / SFP / Combo Ports
- WAN Ports
- 2 WAN
- LAN Ports
- 8 LAN Ports
- Switch Ports
- Yes
- POE Ports
- No
- Management Options
- Cloud / CLI / GUI / Centralized / REST API / SNMP
- Logging & Monitoring
- Built-in / External / Syslog
- Firewall Policies Supported
- 150
- Users Supported
- 5000
- Memory
- 8 GB
- Flash Storage
- 128 GB SSD
- Expansion Slots
- SFP
- Form Factor
- 1 RU
- Rack Units
- 1 RU
- Device Type
- NGFW
- Product Name
- FG-3800D Next-Generation Firewall
- Height
- 1.75 inches
- Width
- 17.2 inches
- Depth
- 18.5 inches
- Weight
- 15 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| FG-3800D |  FG-3960E |  FG-1500D-BDL-950-60 |  FG-1100E-BDL-950-12 |  FG-1000D-BDL-950-60 | |
|---|---|---|---|---|---|
| Architecture | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mounted |
| Centralized Configuration & Reporting | Yes | Yes | Yes | Yes | Yes |
| Concurrent Sessions | 500000 | 2500000 | 100000 | 500000 | N/A |
| Deployment Type | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Branch Office |
| Depth | 18.5 inches | 12 inches | 16 inches | 12.5 inches | N/A |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Expansion Slots | SFP | SFP | SFP | SFP | SFP |
| Feature | High availability clustering | Integrated IPS, Antivirus, and Web Filtering | Integrated IPS, Antivirus, Web Filtering, VPN | Advanced threat protection with real-time analytics | NGFW, IPS, Antivirus, Web Filtering, VPN |
| Firewall Layer Supported | Layer 7 | Layer 3, Layer 7 | Layer 7 | Layer 7 | Layer 7 |
| Firewall Policies Supported | 150 | 500 | 1000 | 1000 | N/A |
| Firewall Throughput | 4 Gbps | 15 Gbps | 950 Mbps | 10 Gbps | 950 Mbps |
| Flash Storage | 128 GB SSD | 128 GB | 128 GB SSD | 128 GB SSD | 32 GB |
| Form Factor | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.7 inches | N/A |
| High Availability | Active-Passive | Active-Passive | Active-Passive | Active-Passive | Active-Passive |
| IPS Throughput | 1.5 Gbps | 8 Gbps | 700 Mbps | 3 Gbps | N/A |
| Integrated I/O | 4 | N/A | 8 | 4 | N/A |
| Interfaces | RJ-45 / SFP / Combo Ports | RJ-45, SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45, SFP |
| LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 4 LAN Ports |
| Logging & Monitoring | Built-in / External / Syslog | Built-in, Syslog | Built-in / Syslog | Built-in / Syslog / Cloud Logging | Built-in, Syslog |
| Management Options | Cloud / CLI / GUI / Centralized / REST API / SNMP | Cloud, CLI, GUI, Centralized, REST API, SNMP | Cloud / CLI / GUI / SNMP | Cloud / CLI / GUI / Centralized / REST API / SNMP | Cloud, CLI, GUI, Centralized, REST API, SNMP |
| Maximum Concurrent Sessions | 1000000 | 3000000 | 150000 | 500000 | N/A |
| Memory | 8 GB | 8 GB | 8 GB | 16 GB | 4 GB |
| New Sessions Per Second | 30000 | 20000 | 20000 | 10000 | N/A |
| POE Ports | No | No | No | No | No |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | FG-3800D Next-Generation Firewall | FG-3960E Next-Generation Firewall | FG-1500D-BDL-950-60 | FG-1100E-BDL-950-12 Next-Generation Firewall | FG-1000D-BDL-950-60 |
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Next-Generation Firewall Appliance | Firewall Appliance |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| Routing Protocols Supported | OSPF / BGP / RIP / Static Routing | OSPF, BGP, RIP, Static Routing | OSPF / BGP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF, BGP, RIP, Static Routing |
| Security Services | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus, Web Filtering, Application Control, IPS, VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus, Web Filtering, Application Control, IPS, VPN |
| Supported Applications | 150 | 250 | 400 | 50 | N/A |
| Supported VPN Types | IPSec / SSL VPN | IPSec, SSL VPN | IPSec / SSL VPN / L2TP | IPSec / SSL VPN | IPSec, SSL VPN |
| Switch Ports | Yes | No | Yes | Yes | No |
| Threat Protection Throughput | 2 Gbps | 10 Gbps | 800 Mbps | 4 Gbps | N/A |
| Use Case | VPN / Secure Access / Segmentation / UTM | UTM | VPN / Secure Access / UTM | UTM | VPN / Secure Access / UTM |
| Users Supported | 5000 | 50000 | Unlimited | N/A | N/A |
| Users/Nodes | Unlimited | Unlimited | Unlimited | Unlimited | N/A |
| VPN Throughput | 1.2 Gbps | 4 Gbps | 600 Mbps | 8 Gbps | N/A |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN |
| Weight | 15 lbs | 15 lbs | 25 lbs | 15 lbs | N/A |
| Width | 17.2 inches | 17 inches | 17 inches | 17.3 inches | N/A |
Reviews & Ratings
J
James Porter
5
High performance firewall for core data center deployments.
R
Richard Coleman
5
Consistent performance even under heavy inspection loads.
A
Anthony Brooks
4
Designed for scale and reliability. No bottlenecks observed.
E
Edward Simmons
4
Rock solid platform for large networks.
Questions & Answers
What is the Fortinet FG-3800D next-generation firewall?
The Fortinet FG-3800D is a high-performance next-generation firewall offering 4x100G CFP2, 4x40G QSFP+, 8x10G SFP+ interfaces, SPU NP6 and CP8 hardware acceleration, 960 GB onboard storage, dual AC power supplies, and advanced security features under FortiOS.
Which network interfaces are available on the FG-3800D?
The FG-3800D includes 4x100G CFP2 slots, 4x40G QSFP+ slots, 8x10G SFP+ slots, and dual GE RJ45 management ports to accommodate high-density aggregation and out-of-band management.
What firewall and VPN throughput can the FG-3800D deliver?
The FG-3800D delivers up to 160 Gbps firewall throughput and up to 100 Gbps IPsec VPN throughput under real-world conditions, leveraging SPU NP6 and CP8 engines for sustained performance.
How does SPU NP6 and CP8 hardware acceleration enhance performance?
SPU NP6 accelerates network packet processing and security functions, while CP8 offloads CPU-intensive inspection tasks, enabling line-rate throughput with low latency and efficient SSL/TLS decryption.
What onboard storage does the FG-3800D support?
The FG-3800D provides 960 GB of onboard solid-state storage for extensive logs, forensic data, and local sandboxing without additional hardware requirements.
Does the FG-3800D support redundant power supplies?
Yes, the FG-3800D includes dual hot-swappable AC power supplies for high availability and uninterrupted operation during maintenance or power failures.
Which management options are available on the FG-3800D?
The FG-3800D offers dual GE RJ45 out-of-band management ports, an integrated console port, and Zero-Touch Deployment (ZTD) for streamlined configuration and centralized management via FortiManager.
What advanced security features are built into the FG-3800D?
Built-in security features include Intrusion Prevention System (IPS), SSL/TLS inspection, application control, antivirus, web filtering, sandboxing, and advanced threat protection powered by FortiGuard Labs.
Can the FG-3800D be deployed in a high-availability cluster?
Yes, the FG-3800D supports Active-Active and Active-Passive High Availability (HA) clustering to ensure uninterrupted service, stateful failover, and load balancing.
What are common deployment scenarios for the FG-3800D?
The FG-3800D is ideal for large data centers, service providers, and campus cores requiring ultra-high throughput, low latency, multi-10GbE connectivity, and advanced threat protection.
What licensing options are required for full functionality?
To unlock full UTM and Advanced Threat Protection, the FG-3800D requires FortiGuard Security Subscriptions (Security Fabric, IPS, AV, Web Filter, Application Control) and FortiCare support licensing.
Which FortiOS versions are compatible with the FG-3800D?
The FG-3800D runs FortiOS 6.4 and above, benefiting from continuous firmware updates, new security features, and integrations within the Fortinet Security Fabric ecosystem.
How do I perform initial setup on the FG-3800D?
Initial setup can be completed via the console port or web GUI, following the Quick Start Guide: connect management ports, assign IP addresses, upload a valid FortiGuard license, and apply security policies.
What are the physical dimensions and weight of the FG-3800D?
The FG-3800D measures 17.2" W x 27.9" D x 1.7" H (2 RU) and weighs approximately 33 lbs, fitting standard 19" rack installations.
What is the power consumption of the FG-3800D?
Typical power consumption is 550 W; maximum consumption under full load reaches 800 W. Dual AC supplies support 100–240 VAC input.
What warranty and support options are available for the FG-3800D?
The FG-3800D comes with a 1-year limited hardware warranty. FortiCare contracts extend support to include 24×7 phone assistance, firmware updates, and advanced replacement services.