juniper SRX Series SRX320
The Juniper SRX320 is a compact desktop and 1U rack-mountable next-generation firewall designed for distributed branch offices and retail locations. Offering eight Gigabit Ethernet ports with optional PoE alongside two Mini-PIM expansion slots for WAN connectivity (such as T1/E1, VDSL, or cellular LTE), the SRX320 delivers up to 1 Gbps of firewall throughput and 300 Mbps of IPsec VPN capacity. Traded actively by IT refurbishers, the SRX320 provides flexible modular WAN termination and Junos-based security policies.
Specifications
| Brand | juniper |
|---|---|
| Family | SRX Series |
| Form factor | desktop |
| Released | Mar 2016 |
| Ports | 8x 10/100/1000BASE-T RJ-45 ports (with 2x combo SFP ports and optional PoE) |
| Wan expansion | 2x Mini-PIM slots for cellular LTE, T1/E1, VDSL2, or serial cards |
| Firewall throughput | 1 Gbps stateful firewall throughput |
| Vpn throughput | 300 Mbps IPsec VPN throughput |
| Management | Junos OS CLI, J-Web graphical management, and Juniper Security Director |
Generations
- Previous generation: juniper SRX Series SRX300
- Next generation: juniper SRX Series SRX340
Check compatibility with Juniper
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Juniper has tested with the juniper SRX Series SRX320.
- Compatibility Juniper Hardware Compatibility Tool (optics and modules)
- Specifications Juniper TechLibrary
- Support Juniper Support
FAQ
What Mini-PIM expansion modules are commonly installed in the SRX320?
Popular Mini-PIM modules include 4G LTE modems, dual-port T1/E1 cards, and VDSL2 cards.
Does the SRX320 support PoE output?
Yes, the SRX320-POE model provides 802.3at PoE+ power on up to six access ports.
Buying or selling SRX320?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Juniper SRX320 Product Overview, checked 2026-10-27
- Juniper SRX320 Datasheet, checked 2026-10-27