juniper SRX Series SRX345
The Juniper SRX345 is an enterprise 1U next-generation firewall designed for large branch offices, regional enterprise headquarters, and high-throughput WAN aggregation points. Featuring sixteen Gigabit Ethernet ports (eight RJ-45 and eight SFP), four Mini-PIM expansion slots, and dual redundant AC power supplies, the SRX345 delivers up to 5 Gbps of firewall throughput and 800 Mbps of IPsec VPN throughput. It remains a widely specified platform on secondary broker desks for organizations demanding dual power supply resiliency.
Specifications
| Brand | juniper |
|---|---|
| Family | SRX Series |
| Form factor | 1U rack |
| Released | Mar 2016 |
| Ports | 16x Gigabit Ethernet ports (8x RJ-45 and 8x SFP optical ports) |
| Expansion slots | 4x Mini-PIM slots for cellular LTE and WAN interface modules |
| Firewall throughput | 5 Gbps stateful firewall throughput |
| Vpn throughput | 800 Mbps IPsec VPN throughput |
| Power supplies | Dual internal redundant AC power supplies |
Generations
- Previous generation: juniper SRX Series SRX340
- Next generation: juniper SRX Series SRX380
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 SRX345.
- Compatibility Juniper Hardware Compatibility Tool (optics and modules)
- Specifications Juniper TechLibrary
- Support Juniper Support
FAQ
What differentiates the SRX345 from the SRX340?
The SRX345 provides higher cryptographic processing throughput (5 Gbps vs 3 Gbps) and dual redundant power supplies.
Does the SRX345 support Content Security and IPS?
Yes, with subscription licenses it supports Intrusion Prevention (IPS), AppSecure, and URL filtering.
Buying or selling SRX345?
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 SRX345 Product Overview, checked 2026-10-27
- Juniper SRX345 Datasheet, checked 2026-10-27