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Model:	EX3400-48T/P
Physical Specifications
Dimensions (W x H x D)	17.4 x 1.72 x 13.8 in (44.2 x 4.4 x 35 cm)
System Weight	EX3400 switch (no power supply or fan module): 10.49 lb (4.76 kg) maximum
	EX3400 switch (with single power supply and two fan modules): 12.65 lb (5.74 kg) maximum
	150 W AC power supply: 1.43 lb (0.65 kg)
	600 W AC power supply: 1.82 lb (0.83 kg)
	920 W AC power supply: 1.87 lb (0.85 kg)
	150 W DC power supply: 1.43 lb (0.65 kg)
	Fan module: 0.16 lb (0.07 kg)
Rack mountable	1 Rack Unit
Backplane	160 Gbps (with QSFP+ ports) or 80 Gbps (with SFP+ ports) Virtual Chassis interconnect to link up to 10 switches as a single logical device
Uplink	Fixed 4-port uplinks can be individually configured as GbE (SFP) or 10GbE (SFP+) ports; 2 x 40G QSFP+ ports
Hardware Specifications
Switching Engine Model	Store and forward
DRAM	2 GB with ECC
Flash	2 GB
CPU	Dual Core 1 GHz
GbE port density per system	54 (48 host ports + four 1/10 GbE and two 40GbE uplink ports)
Physical Layer	Cable diagnostics for detecting cable breaks and shorts
	Auto medium-dependent interface/medium-dependent interface crossover (MDI/MDIX) support
	Port speed downshift/setting maximum advertised speed on 10/100/1000BASE-T ports
	Digital optical monitoring for optical ports
Packet-Switching Capacities (Maximum with 64-Byte Packets)	336 Gbps
Power Options
Power Supplies	EX3400-48T/EX3400-48T-AFI: 150W
Power Supplies	EX3400-48P: 920W
Environment
Operating Temperature	32° to 113° F (0º to 45º C)
Storage Temperature	-40º to 158º F (-40º to 70º C)
Relative Humidity (Operating)	10% to 85% (noncondensing)
Relative Humidity (Non-Operating)	0% to 95% (noncondensing)
Altitude (Operating)	Up to 10,000 ft (3048 m)
Altitude (Non-Operating)	Up to 16,000 ft (4877 m)
Noise Specifications
Noise Specifications	Noise measurements are based on operational tests taken from bystander position (front) and performed at 23° C in compliance with ISO 7779.
Acoustic Noise in DBA	EX3400-48T: 35
	EX3400-48T-AFI: 39
	EX3400-48P: 46
Safety and Compliance
Safety Certifications	UL-UL60950-1 (Second Edition)
	C-UL to CAN/CSA 22.2 No.60950-1 (Second Edition)
	TUV/GS to EN 60950-1 (Second Edition), Amendment A1-A4, A11
	CB-IEC60950-1 (Second Edition with all country deviations)
	EN 60825-1 (Second Edition)
Electromagnetic Compatibility Certifications	FCC 47CFR Part 15 Class A
	EN 55022 Class A
	ICES-003 Class A
	VCCI Class A
	AS/NZS CISPR 22 Class A
	CISPR 22 Class A
	EN 55024
	EN 300386
	CE
Telecom Quality Management	TL9000
Environmental	Reduction of Hazardous Substances (ROHS) 6
Telco	CLEI code