FortiManager 4000G
Brand: Fortinet | Category: Network Security
SKU: F-FMG-4000G | Part #: FMG-4000G | MPN: FMG-4000G
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About the FortiManager 4000G
The FortiManager 4000G is engineered to deliver centralized security management across enterprise networks, with the capacity to register and manage up to 10,000 FortiGate units and Virtual Domains (VDOMs) in a single, scalable platform. Built by Fortinet, this 2U rack-mount appliance combines high-throughput management with redundant architecture, making it the backbone of large-scale security operations for network engineers and IT infrastructure teams managing complex multi-tenant or multi-site deployments.
The FMG-4000G features dual hot-swappable power supplies and Active-Passive HA clustering for continuous availability, paired with 4 TB of usable log storage across dual 2 TB SSDs in RAID configuration. Connectivity includes 4x GE RJ-45 ports, 2x 10 GE SFP+ interfaces, and 2x 10/100/1000Base-T management ports for out-of-band administration. Administrative Domains (ADOMs) enable scalable multi-tenant segmentation, while built-in support for HTTPS, SSH, SNMP v1/v2c/v3, LDAP, RADIUS, TACACS+, PKI, and FortiToken MFA ensures secure, compliant access control. Fortinet's REST API, JSON, Ansible, and Terraform integrations accelerate automation and orchestration workflows. The platform integrates seamlessly across the Fortinet Security Fabric—including FortiGate, FortiAnalyzer, FortiAP, FortiSwitch, and FortiClient EMS—with comprehensive audit trails, change management, and policy compliance reporting built in. Operating across 0°C to 40°C, the appliance is rated for demanding data center environments.
Enterprise Management Use Cases
- Centralized policy deployment and real-time monitoring across 10,000+ distributed FortiGate firewalls in global enterprises
- Multi-tenant security governance with isolated Administrative Domains for managed service providers (MSPs)
- Compliance automation with built-in audit trails and change management workflows for regulated industries
- High-availability security operations centers requiring redundant, always-on appliance clustering
- API-driven security orchestration and Infrastructure-as-Code deployments via Terraform and Ansible
Contact Omnixon Global to request a quotation for the FortiManager 4000G (FMG-4000G).
Technical Specifications
| Brand | Fortinet |
| Category | Network Security |
| SKU | F-FMG-4000G |
| Part Number | FMG-4000G |
| Condition | New |
| Product Line | FortiManager |
| Form Factor | 2U Rack-Mount Appliance |
| Management Ports | 2x 10/100/1000Base-T (RJ-45) |
| Network Interfaces | 4x GE RJ-45, 2x 10 GE SFP+ |
| Storage | 2x 2 TB SSD (RAID support) |
| Redundant Power Supply | Yes (dual hot-swappable PSU) |
| Maximum Managed Devices/VDOMs | 10,000 |
| Administrative Domains (ADOMs) | Supported (scalable multi-tenant segmentation) |
| Maximum Registered Devices | 10,000 FortiGate units / VDOMs |
| Log Storage Capacity | 4 TB (usable, RAID configuration) |
| Logs Per Day (Sustained) | Not published — omitted per accuracy policy |
| High Availability | Supported (Active-Passive HA clustering) |
| Management Protocols | HTTPS, SSH, SNMP v1/v2c/v3 |
| Authentication Support | LDAP, RADIUS, TACACS+, PKI/Certificate-based, FortiToken MFA |
| Automation & Orchestration | REST API, JSON, Ansible, Terraform (via FortiManager API) |
| Security Fabric Integration | FortiGate, FortiAnalyzer, FortiAP, FortiSwitch, FortiClient EMS |
| Compliance & Reporting | Built-in audit trails, change management workflows, policy compliance reports |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Power Supply Input | 100–240V AC, 50/60 Hz |
Frequently Asked Questions about FortiManager 4000G
What does the FortiManager 4000G do?
The FortiManager 4000G is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
What is the FortiManager 4000G?
The FortiManager 4000G is a brand new network security product manufactured by Fortinet. It has the SKU F-FMG-4000G and part number FMG-4000G. This enterprise-grade product is available from Omnixon Global.
What are the headline specs of the FortiManager 4000G?
Key specifications for the FortiManager 4000G: 3 years support; new condition; support 3 years standard (manufacturer). Manufacturer part number FMG-4000G. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
What are the key specifications of the FortiManager 4000G?
The key specifications of the FortiManager 4000G include: support: 3 years standard (manufacturer). For complete specifications and technical documentation, please contact our sales team.
Is the FortiManager 4000G compatible with my infrastructure?
The FortiManager 4000G interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.