juniper EX Series EX3300
The Juniper EX3300 is a 1U fixed-architecture enterprise access switch that introduced Virtual Chassis stacking and high-efficiency cooling to demanding wiring closets. Available in 24-port and 48-port Gigabit configurations with full PoE+ options and four dedicated 10GbE SFP+ uplinks, the EX3300 combines front-to-back or back-to-front airflow with low power consumption. Secondary hardware dealers regularly supply the EX3300 as a reliable workhorse for replacement spares, school districts, and small business data racks.
Specifications
| Brand | juniper |
|---|---|
| Family | EX Series |
| Form factor | 1U fixed switch |
| Released | Oct 2011 |
| End of sale | Dec 2019 |
| End of support | Dec 2024 |
| Ports | 24 or 48x 10/100/1000BASE-T RJ-45 ports |
| Uplinks | 4x fixed 1GbE/10GbE SFP+ optical uplinks |
| Stacking | Virtual Chassis technology connecting up to 10 switches |
| Switching capacity | Up to 176 Gbps / 130 Mpps throughput |
| Airflow | Reversible airflow options with optimized cooling fan design |
Generations
- Next generation: juniper EX Series EX3400
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 EX Series EX3300.
- Compatibility Juniper Hardware Compatibility Tool (optics and modules)
- Specifications Juniper TechLibrary
- Support Juniper Support
Equivalent models from other brands
FAQ
How many switches can form a Virtual Chassis on the EX3300?
Up to 10 EX3300 switches can participate in a single Virtual Chassis configuration managed as one logical device.
Are the power supplies field-replaceable in the EX3300?
No, the EX3300 features integrated internal power supplies; the subsequent EX3400 introduced modular dual power supplies.
Buying or selling EX3300?
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 EX3300 Product Overview, checked 2026-10-27
- Juniper EX3300 Datasheet, checked 2026-10-27