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Cisco 819 Integrated Services Router Hardware Installation Guide
OL-23125-02
Appendix A Technical Specifications
Mean Time Between Failure Ground Benign Environment
Mean Time Between Failure Ground Benign Environment
Table A-2 lists the Mean Time Between Failire (MTBF) values for Cisco 819 ISRs. The MTBF is
calculated based on the Ground Benign condition. The values may be adjusted based on the different
router usage.
1. AC Power Adapter is not IP 41 rated. Installation must include protection of the adapter and power plug from water.
2. Contact Martek Power directly for details.
Ta b l e A-2 MTBF Values
SKUs MTBF (hours)
Cisco 819HG and Cisco 819G ISRs
C819HG-U-K9
C819G-U-K9
380,000
C819HG+7-A-K9
C819HG+7-K9
C819G+7-A-K9
C819G+7-K9
420, 000
C819HG-S-K9
C819HG-V-K9
C819HG-B-K9
C819G-S-K9
C819G-V-K9
C819G-B-K9
280, 000
Cisco 819HGW, Cisco 819HWD, and Cisco 819H ISRs
C819HGW-S-A-K9
C819HGW-V-A-K9
220,000
C819HGW+7-E-K9
C819HGW+7-N-K9
C819HGW+7-A-A-K9
293,000
C819HWD-E-K9
C819HWD-A-K9
630,000
C819H-K9 1,000,000
Cisco 819HG-4G and Cisco 819G-4G ISRs
C819HG-4G-V-K9
C819G-4G-V-K9
214,000