Fortinet FG-91G

Overview

The Fortinet FG-91G is a network security and SD-WAN appliance designed to provide growing businesses with a unified solution for protection, performance, and connectivity. It functions as a next-generation firewall that inspects network traffic in real time, blocks malware before it reaches users, and enforces zero-trust policies across all connections. Powered by the FortiASIC SP5 processor, it accelerates deep inspection without slowing down the network, while its ten built-in Ethernet ports support speeds up to 10 Gb for flexible and segmented network design.

With a 120 GB solid-state drive for local log storage and a built-in VPN supporting up to 2,500 concurrent secure connections, this appliance ensures remote and hybrid teams stay protected with advanced encryption standards like SHA-256 and TLS 1.3. Its compact chassis fits neatly on a desk or shelf, and an optional redundant power supply enhances uptime for critical environments. Centralized management through FortiGate Cloud or on-premises tools simplifies policy enforcement and network monitoring across multiple sites.

Key features

• Next-generation firewall combined with integrated SD-WAN optimizes both security and traffic flow for business networks.
• AI-powered threat detection enables real-time identification and blocking of advanced cyber threats.
• Ten Ethernet ports supporting up to 10 Gb speeds allow for flexible network segmentation, including voice, data, and guest traffic.
• FortiASIC SP5 processor maintains high inspection throughput and low latency, ensuring network performance is not compromised.
• Built-in VPN supports up to 2,500 concurrent secure remote connections, keeping distributed teams connected and protected.
• 120 GB SSD provides local log storage to improve system responsiveness and security event handling.
• Compact design fits easily into office environments, with an optional redundant power supply to minimize downtime.
• Advanced encryption standards such as SHA-256 and TLS 1.3 secure data transmissions across all connections.
• Includes one year of FortiCare Premium support, offering firmware updates and expert assistance to maintain optimal security.

Key specs

• Processor: FortiASIC SP5
• Ethernet ports: 10 ports supporting up to 10 Gb speeds
• Storage: 120 GB solid-state drive
• VPN support: Up to 2,500 concurrent connections
• Encryption standards: SHA-256, TLS 1.3
• Form factor: Compact chassis suitable for desk or shelf placement
• Support: One year FortiCare Premium included

Connectivity and compatibility

The FG-91G offers versatile connectivity options with its ten high-speed Ethernet ports, enabling network administrators to segment traffic efficiently for voice, data, and guest access without requiring additional switches. Its integrated VPN supports a large number of concurrent connections, making it suitable for businesses with remote or hybrid workforces. The appliance’s compatibility with advanced encryption protocols ensures secure communication across various devices and locations.

Performance and reliability

Equipped with the FortiASIC SP5 processor, the appliance delivers accelerated deep packet inspection that keeps network latency low while maintaining high throughput. The inclusion of a 120 GB SSD for local log storage enhances system responsiveness and security event processing. For environments where uptime is critical, the option to add a redundant power supply provides an extra layer of reliability, reducing the risk of downtime.

Ideal uses and environments

This network security appliance is well suited to growing businesses that require a robust and scalable solution for protecting their networks while optimizing traffic flow. It fits well in office environments where multiple types of traffic need segmentation and where remote or hybrid teams require secure VPN access. IT teams benefit from centralized management tools that simplify policy enforcement and monitoring across multiple sites, making it a strong choice for distributed organizations.

Orders are processed within 2 business days, which includes verification, packing, and dispatch. Shipping costs are calculated at checkout based on destination, total weight, and selected speed. Free shipping applies to carts over $100 (excluding heavyweight items). All available options and final pricing are clearly shown before payment so you can choose the service that best fits your needs.

Deliveries are handled by major carriers such as USPS, UPS, and FedEx. Estimated delivery times are displayed at checkout and may vary depending on service level and location. Please note that these are estimates and can be affected by weather, holidays, or carrier volume. Once your order ships, you’ll receive a tracking number for real-time updates from pickup to final delivery.

Providing an accurate shipping address helps prevent delays, and changes may be limited once the order has been dispatched. P.O. boxes are supported only when permitted by the selected carrier. Packaging and handoff are optimized to protect items during transit, though oversized or high-weight products may require special handling. All shipping methods and any related constraints are clearly shown during checkout.

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Returns are accepted within 30 days of delivery. Items must be unused, in the same condition received, and include all tags, manuals, accessories, and original, unaltered packaging. To start a return, please email us for approval. Items sent back without approval may be refused or returned to the sender. If any item is kept, its value will be deducted from the refund.

Non-returnable items include opened TVs, combos, or monitors 37″ or larger, opened computers or software, electronic downloads, opened consumables (film, paper, bulbs, media, ink), custom or modified computers, special-order or “nonreturnable” items, submerged underwater gear, and opened educational media.

After inspection, refunds are issued to the original payment method. Please allow 5–7 business days for the credit to post. Shipping and handling are nonrefundable. If an item is used, incomplete, or not in its original condition, a 30% restocking fee may apply. Direct exchanges are not offered. To exchange an item, please purchase the replacement separately and return the original for a refund.

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We act solely as a reseller. Any product warranty is provided and administered by the manufacturer, not by our store. That means eligibility, coverage, and outcomes are determined by the manufacturer’s policy for each brand and model. Before purchasing, we recommend reviewing the warranty terms on the manufacturer’s website or in the product documentation to confirm what is covered and for how long.

If you need warranty service, please file the claim directly with the manufacturer. They may require proof of purchase, the product serial number, original packaging, photos, or basic troubleshooting. Some brands ask you to register the product or obtain a case number before shipping it for repair or replacement. We don’t submit or approve claims, but we can point you to the correct support links and contact details.

Keep your invoice and packaging in a safe place, and report any functional issues to the manufacturer as soon as they appear. If you’re unsure whether a problem is covered, the manufacturer’s support team can confirm next steps and timelines. While we cannot intervene in decisions or outcomes, we’re happy to provide purchase documentation or guidance so you can move through the warranty process smoothly.

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