Amazon.com: Q858GE pfSense Router Intel Core i5 8250u Processor 4M Cache, up to 3.40 GHz 8*Intel I211AT 8 LAN DDR4 NVMe SSD Mini PC OPNsense Firewall(32G DDR4 RAM, 256G mSATA SSD) :
Connecting your new pfSense router to the network
Pfsense Firewall N5105 Router 4x Intel I225-v B3 2.5g Lan 2xddr4 Nvme Industrial Fanless Mini Pc 4xusb Hdmi2.0 Opnsense Pve Esxi - Barebone & Mini Pc - AliExpress
Pfsense Rackmount 1U Firewall Server Appliance 1037U Router – inctel.com.cn
5 Great Choices for pfSense Hardware - HomeTechHacker
Firewall Router Pfsense Intel Core I5-1135g7 I7-1165g7 I211at 6lan Rj45 Com 4*usb Hdmi Fanless Mini Pc Aes-ni Gateway Server - Barebone & Mini Pc - AliExpress
How to turn an old PC into a router? (pfSense installation guide) – MBReviews