Cisco 4431 ISR

1-47
Hardware Installation Guide for the Cisco 4000 Series Integrated Services Router
OL-32185-02
Chapter 1 Overview of Cisco 4000 Series ISRs
Specifications
Transportation and Storage
Nonoperating temperature –13 to 158°F (–25 to 70°C)
Nonoperating humidity 5 to 95% RH
Nonoperating altitude 15,000 ft (4570 m)
Acoustic (for ISR4451-X)
Acoustic: Sound Pressure (Typical/Maximum) 54.4 to 67.4 dBA
Acoustic: Sound Power (Typical/Maximum) 62.6 to 74.5 dBA
Acoustic (for ISR4431)
Acoustic: Sound Pressure (Typical/Maximum) 54.3 to 79.1 dBA
Acoustic: Sound Power (Typical/Maximum) 57.2 to 80.8 dBA
Acoustic (for ISR4351)
Acoustic: Sound Pressure (Typical/Maximum) 50.6 to 73.1 dBA
Acoustic: Sound Power (Typical/Maximum) 58.2 to 78.8 dBA
Acoustic (for ISR4331)
Acoustic: Sound Pressure (Typical/Maximum) 52.8 to 74.8 dBA
Acoustic: Sound Power (Typical/Maximum) 61.2 to 81.6 dBA
Acoustic (for ISR4321)
Acoustic: Sound Pressure (Typical/Maximum) 24.2 to 51.9 dBA
Acoustic: Sound Power (Typical/Maximum) 31.9 to 59.9 dBA
Acoustic (for Cisco 4221 ISR)
Acoustic: Sound Pressure (Typical/Maximum) 28.4 to 55.3 dBA
Acoustic: Sound Power (Typical/Maximum) 41 to 68 dBA
Table 1-13 Environmental Specifications
Environmental