Carrier Access 3750 Series Acoustic noise, Mean time between, Failure Mtbf, Power consumption

Table 2 Hardware

Description	Specification
Acoustic noise	• International Organization for Standardization (ISO) 7779: bystander position operating to
	an ambient temperature of 30 C
	• Cisco Catalyst 3750G-24TS: 42 decibels (dB)
	• Cisco Catalyst 3750G-24T: 42 dB
	• Cisco Catalyst 3750G-12S: 42 dB
	• Cisco Catalyst 3750-48TS: 42 dB
	• Cisco Catalyst 3750-24TS: 42 dB
Mean time between	• 188,574 hours (Cisco Catalyst 3750G-24TS)
failure (MTBF)	• 210,936 hours (Cisco Catalyst 3750G-24T)
	• 215,000 hours (Cisco Catalyst 3750G-12S)
	• 217,824 hours (Cisco Catalyst 3750-48TS)
	• 294,928 hours (Cisco Catalyst 3750-24TS)

Table 3 Power Specifications

Description	Specification
Power consumption	165W	(maximum), 563 British thermal units (Btus) per hour (Cisco Catalyst 3750G-24TS)
	135W	(maximum), 460 Btus per hour (Cisco Catalyst 3750G-24T)
	120W	(maximum), 409 Btus per hour (Cisco Catalyst 3750G-12S)
	42W (maximum), 143 Btus per hour (Cisco Catalyst 3750-24TS)
	60W (maximum), 205 Btus per hour (Cisco Catalyst 3750-48TS)
AC input voltage	100 to 127/200 to 240 VAC (auto-ranging), 50 to 60 Hertz (Hz)
and frequency
DC input voltages	RPS input
	+12 Volts (V) at 17A (Cisco Catalyst 3750G-24TS)
	+12V at 13A (Cisco Catalyst 3750G-24T and Catalyst 3750G-12S)
	+12V at 8.5A (Cisco Catalyst 3750-48 and Cisco Catalyst 3750-24)

Table 4 Management and Standards Support

Description Specification

Management BRIDGE-MIB

CISCO-CDP-MIB

CISCO-CLUSTER-MIB

CISCO-CONF-MAN-MIB

CISCO-ENTITY-FRU-CONTROL-MIB

CISCO-ENVMON-MIB

CISCO-FLASH-MIB

CISCO-FTP-CLIENT-MIB

Cisco Systems, Inc.

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