Juniper EX4300 Hardware Guide

Table 74: SFP+ Direct Attach Copper Cable Specifications (continued)
ValueSpecificationModel Number
10-Gbps full-duplex serial transmissionRateEX-SFP-10GE-DAC-7M
SFP+ passive Twinax cable assemblyConnector type
3.3 VSupply voltage
0.57 WPower consumption (per end)
–40° F (–40° C) through 185° F (85° C)Storage temperature
TwinaxCable type
24 AWGWire AWG
1 in. (2.54 cm)Minimum cable bend radius
100 ohmsCable characteristic impedance
2% maximumCrosstalk between pairs
1.31 nsec/ftTime delay
23 ft (7 m)Length
YesSupport for Virtual Chassis
configuration
Standards Supported by These Cables
The cables comply with the following standards:
•
SFP mechanical standard SFF-843—see ftp://ftp.seagate.com/sff/SFF-8431.PDF.
•
Electrical interface standard SFF-8432—see ftp://ftp.seagate.com/sff/SFF-8432.PDF.
•
SFP+ Multi-Source Alliance (MSA) standards
Related
Documentation
Pluggable Transceivers Supported on EX Series Switches on page 133•
• Installing a Transceiver on page 247
• Removing a Transceiver on page 249
Copyright © 2017, Juniper Networks, Inc.140
EX4300 Switch Hardware Guide

Juniper EX4300 Specifications

General

Model	EX4300
Virtual Chassis	Yes, up to 10 members
Layer 3 Routing	Yes
10GBASE SFP+ Ports	4
Jumbo Frames	9216 bytes
MAC Address Table Size	32, 000
Operating System	Junos OS
Uplink Ports	4 x 10GBASE SFP+
Power Supply	AC or DC options
Operating Temperature	0°C to 45°C (32°F to 113°F)
Input Voltage	100-240V AC
Operating Relative Humidity	5 to 90% RH, non-condensing
Management Options	CLI, Web UI, Junos Space
Redundancy	Yes, power supply and fans
Storage Temperature	-40°F to 158°F (-40°C to 70°C)
Ports	24 or 48