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SFP-based access with DC power fit our design.
EX4300-32F-DC-TAA
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EX4300 32PORT 1000BASEX SFP 4X10GBASEX SFP+ 2X40GBASEX QSFP+
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EX4300-32F-DC-TAA
- Description:
- EX4300 32PORT 1000BASEX SFP 4X10GBASEX SFP+ 2X40GBASEX QSFP+
- Rating:
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- Brand:
- Juniper
- GTIN:
- 832938071018
- Condition:
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EX4300-32F-DC-TAA Overview
EX4300-32F-DC-TAA is a high-performance, scalable network switch designed to power enterprise campus aggregation and data center spine-and-leaf architectures. Built on a modern fixed-configuration architecture, it offers robust DC power input, a full complement of 32 fiber ports, and advanced stacking capabilities that enable multiple units to operate as a single, resilient virtual chassis. Its integrated design ensures seamless scalability and consistent performance even in high-density network environments.
EX4300-32F-DC-TAA delivers precise Layer 2 and Layer 3 switching with low latency and flexible port configuration for diverse network use cases. By supporting high-speed 10G uplinks along with advanced management features, this switch is purpose-built for applications ranging from branch office connectivity and campus access to efficient data center operations, where reliability and performance are paramount.
EX4300-32F-DC-TAA price is is available on request. Get immediate quote.
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EX4300-32F-DC-TAA Specifications
- Product Type
- Switch
- Power Source
- DC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 70 W
- Number of Ethernet Ports
- N/A
- Number of Downlink Ports
- 32 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Fiber
- Redundant Power Supply Supported
- No
- Manufacturer Part Number
- EX4300-32F-DC-TAA
- Uplink Configuration
- 10G
- IOS
- IP Lite
- POE Support
- Non POE
- SFP Ports
- 32 SFP Ports
- Memory
- 512 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- N/A
- Flash Memory
- 256 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 256 Gbps
- Product Name
- Juniper Networks EX4300-32F-DC-TAA
- Height
- 1.73 inches
- Width
- 17.5 inches
- Depth
- 10.7 inches
- Weight
- 7.3 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| EX4300-32F-DC-TAA |  EX4300-32F-DC |  EX4300-24T-TAA |  EX4300-48T-DC |  EX4300-48T-TAA | |
|---|---|---|---|---|---|
| Depth | 10.7 inches | 10.5 inches | 10.7 inches | 11.5 inches | 11 inches |
| Ethernet Technology | 10/100/1000 | 10GbE | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 1.75 inches | 1.73 inches | 1.75 inches | 1.75 inches |
| IOS | IP Lite | IP Lite | IP Services | LAN Base | IP Lite |
| Interface Ports | 10/100/1000 | N/A | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | EX4300-32F-DC-TAA | EX4300-32F-DC | EX4300-24T-TAA | EX4300-48T-DC | EX4300-48T-TAA |
| Media Type Supported | Fiber | Fiber | Twisted Pair / Fiber | Twisted Pair / Fiber | Twisted Pair |
| Memory | 512 MB | 256 MB | 512 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 32 Ports | 32 Ports | 24 Ports | 48 Ports | 48 Ports |
| Number of Ethernet Ports | N/A | 24–48 Ports | 12–24 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | N/A | N/A | 24 x 10/100/1000 Ethernet ports and 4 x 1/10G SFP+ uplink ports | N/A | 48 x 10/100/1000 copper ports with 4 x 1G SFP uplink ports |
| Power Consumption | 70 W | 63W | 46 W | 30 W | N/A |
| Power Source | DC Power Supply | DC Power Supply | AC Power Supply | DC Power Supply | AC Power Supply |
| Product Name | Juniper Networks EX4300-32F-DC-TAA | Juniper Networks EX4300-32F-DC Ethernet Switch | EX4300-24T-TAA Ethernet Switch | EX4300-48T-DC Ethernet Switch | Juniper Networks EX4300-48T-TAA Fixed Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | No | No | No |
| SFP Ports | 32 SFP Ports | 32 SFP+ Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 640 Gbps | 128 Gbps | 176 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 640 Gbps | N/A | 352 Gbps | N/A |
| Uplink Configuration | 10G | 10G | 1G / 10G | 1G / 10G | 1G |
| Weight | 7.3 lbs | 8.6 lbs | 7.5 lbs | 13 lbs | 11 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
A
Andrew Nolan
5
TAA compliance and performance both solid.
D
Daniel Wright
5
Reliable switching with good uplinks.
S
Stephen Blake
4
No issues in production.
V
Victor Grant
4
Meets enterprise standards.
Questions & Answers
What is the Juniper EX4300-32F-DC-TAA switch?
The Juniper EX4300-32F-DC-TAA is a TAA-compliant, DC-powered access switch featuring 32 1000BASE-X SFP ports, 4 10GBASE-X SFP+ ports, and 2 40GBASE-X QSFP+ uplinks for campus and data center deployments.
Which port types and speeds does the EX4300-32F-DC-TAA support?
It supports 32 1GbE SFP ports (1000BASE-X), 4 10GbE SFP+ ports (10GBASE-X), and 2 40GbE QSFP+ uplink ports (40GBASE-X).
What is the switching capacity and forwarding rate of the EX4300-32F-DC-TAA?
The switch delivers 1.28 Tbps of switching capacity and up to 960 Mpps of forwarding performance.
Does the EX4300-32F-DC-TAA support Juniper Virtual Chassis technology?
Yes, it supports Virtual Chassis, enabling up to 10 switches to interconnect and operate as a single logical device for simplified management.
Is the EX4300-32F-DC-TAA Trade Agreements Act (TAA) compliant?
Yes, this switch is fully TAA-compliant, making it eligible for U.S. federal government procurements.
What are the power input requirements for the EX4300-32F-DC-TAA?
The unit requires −48 to −60 VDC input and features hot-swappable, dual-feed DC power modules for redundancy.
What is the typical power consumption of the EX4300-32F-DC-TAA?
Under full load, it consumes up to 130 W maximum, with a typical operating draw around 90 W.
Are the fans and power modules field-replaceable on the EX4300-32F-DC-TAA?
Yes, both fans and DC power modules are front-accessible and hot-swappable for easy maintenance without downtime.
Which fiber transceivers are compatible with the EX4300-32F-DC-TAA?
It supports any Juniper-qualified or MSA-compliant SFP, SFP+, and QSFP+ optics for single-mode and multi-mode fiber connectivity.
What deployment scenarios are ideal for the EX4300-32F-DC-TAA?
This switch is ideal for data center access, distribution layers, campus aggregation, and high-density fiber environments.
Does the EX4300-32F-DC-TAA provide Layer 2 and Layer 3 features?
Yes, it offers comprehensive Layer 2 services (VLANs, LACP, QinQ) and full Layer 3 routing (OSPF, BGP, IS-IS, RIP).
What network virtualization and segmentation features are supported?
It supports EVPN-VXLAN, VRFs, MPLS, and Virtual Chassis to enable scalable multi-tenant segmentation and overlay networking.
Which management interfaces are available on the EX4300-32F-DC-TAA?
Management options include Junos OS CLI, J-Web GUI, SNMP, NETCONF, REST API, and Junos Space for centralized orchestration.
What warranty and support options exist for the EX4300-32F-DC-TAA?
The switch includes a limited lifetime warranty, and Juniper Care can be purchased for 24×7 hardware replacement and software updates.
What are the physical dimensions and weight of the EX4300-32F-DC-TAA?
Its dimensions are 1.72 × 17.0 × 19.8 inches (H×W×D) and it weighs approximately 12.34 lb (5.6 kg) without optics.
What are the environmental specifications for the EX4300-32F-DC-TAA?
Operating conditions are 0 to 40 °C with 5–90% non-condensing humidity, and the device meets NEBS and RoHS environmental standards.