| Brand | Juniper |
| Model | EX4300-48T |
| Series | EX4300 |
| Form Factor | Fixed 1U access switch |
| Access Ports | 48 x 10/100/1000BASE-T |
| 40GbE QSFP+ Ports | 4 |
| 100GbE Ports | 0 |
| Uplink Module Option | 4-port 1GbE/10GbE SFP+ (optional) |
| 10GbE Ports (max. with module) | 4 |
| Total Port Density | 56 GbE ports |
| PoE Ports | 0 |
| PoE Budget | 0 W |
| Power Supply Rating | 350 W AC |
| Power Input | Autosensing 100-120 V/200-240 V AC |
| Airflow | Front-to-back (AFO) |
| Fans | 2 field-replaceable, 22 CFM |
| Acoustic Noise | 37.8 dBA |
| Virtual Chassis Backplane | 320 Gbps interconnect, up to 10 units as a single logical device |
| Virtual Chassis Port Capacity | Up to 480 10/100/1000BASE-T ports |
| Packet Switching Capacity | 248 Gbps unidirectional / 496 Gbps bidirectional |
| Throughput | 369 Mpps (wire speed) Layer 2 and Layer 3 |
| Switching Method | Store and forward |
| CPU | 1.5 GHz dual-core PowerPC |
| Memory | 2 GB with ECC |
| MAC Addresses | 64,000 |
| VLANs | 4093 |
| Jumbo Frames | 9216 bytes |
| Spanning Tree Instances | 510 VST |
| Link Aggregation | 128 LAGs, 16 ports per LAG |
| IPv4 Routing Scale | 16,000 prefixes, 32,000 host routes |
| IPv6 Routing Scale | 4000 prefixes, 15,000 host routes |
| Hardware ACL (VACL ingress) | 3500 entries |
| QoS | 12 hardware queues per port, strict priority and WDRR scheduling |
| MACsec | IEEE 802.1AE, 88 Gbps on all GbE and 10GbE ports |
| 40GbE Optics Supported | QSFP+ SR (multimode, LC) and DAC |
| MDI/MDIX | Supported |
| Dimensions (W x H x D) | 17.36 x 1.72 x 16.38 in (44.1 x 4.37 x 41.6 cm) |
| Weight | 13 lb (5.9 kg) base; 16.1 lb (7.3 kg) with power supply and fans |
| Operating Temperature | 32 to 113 F (0 to 45 C) |
| Operating Humidity | 10% to 85% noncondensing |
| Operating Altitude | Up to 10,000 ft (3,049 m) |
Overview
- We perform an intensive quality control process on all our products. Units (unless sealed in the original manufacturer’s packaging) are fully tested and certified by our technicians. We run and record diagnostics on serial and operating systems, ensuring they function to the industry standard.
- Unless the listing specifies otherwise, this product comes with a 1 Year Warranty for the original purchaser as enduser of the equipment, applicable to items sold in the United States only. All others sales are supported by a 90 day extended warranty.
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