Cisco 3945 Integrated Services Router

Specifications Overview
Series Cisco 3900 Series Integrated Services Routers
Product Type Branch Routers
Status End of Support EOL Details
Release Date 13-OCT-2009
End-of-Sale Date 09-DEC-2017 Details
End-of-Support Date 31-DEC-2022 Details
Product ID

Primary PIDs for this product line:

  • C1-CISCO3945/K9
  • C3945-112FXS/K9
  • C3945-AX-AKC/K9
  • C3945-AX/K9
  • C3945-AX/K9-RF
  • C3945-AX/K9-WS
  • C3945-AXV/K9
  • C3945-CME-SRST/K9
  • C3945-CMESRSTK9-RF
  • C3945-CMESRSTK9-WS
  • C3945-ES24-UCSE/K9
  • C3945-HW/K9
  • C3945-MS
  • C3945-STM-1-SM/K9
  • C3945-UCSE/K9
  • C3945-VSEC-CUBE/K9
  • C3945-VSEC-PSRE/K9
  • C3945-VSEC-SRE/K9
  • C3945-VSEC/K9
  • C3945-VSEC/K9-RF
  • C3945-VSEC/K9-WS
  • C3945-VSECSREK9-RF
  • C3945-VSECSREK9-WS
  • C3945-WAAS-SEC/K9
  • C3945-WAAS-UCSE/K9
  • C3945-WAASSECK9-WS
  • C3945-WAASX-SEC-K9
  • C3945-WAASX-SEC/K9
  • C3945-WAASX/K9
  • C3945E-AX/K9
  • C3945E-AX/K9-WS
  • C3945E-ESG/K9
  • C3945E-OTO/K9
  • C3945VSECCUBE/K9RF
  • C3945VSECCUBEK9-WS
  • C3945VSECPSREK9-RF
  • CISCO3945-H-VPN-K9
  • CISCO3945-HSEC+/K9
  • CISCO3945-HSEC/K9
  • CISCO3945-SEC/K9
  • CISCO3945-SECK9-RF
  • CISCO3945-SECK9-WS
  • CISCO3945-V/K9
  • CISCO3945-V/K9-RF
  • CISCO3945-V/K9-WS
  • CISCO3945/K9
  • CISCO3945/K9-RF
  • CISCO3945/K9-WS

Alternate PIDs for this product line:

  • 3900-BEZEL=
  • 3900-FANASSY
  • 3900-FANASSY-2
  • 3900-FANASSY-2=
  • 3900-FANASSY-N-2
  • 3900-FANASSY-N-2=
  • 3900-FANASSY-NEBS
  • 3900-FANASSY-NEBS=
  • 3900-FANASSY-RF
  • 3900-FANASSY-WS
  • 3900-FANASSY=
  • 3900-FANFLTR-NEBS
  • 3900-FANFLTR-NEBS=
  • 3900FANASSYNEBS-RF
  • 3900FANASSYNEBS-WS
  • 3G-ANTM1916-CM
  • 3G-ANTM1916-CM-RF
  • 3G-ANTM1916-CM=
  • 4G-AE015-R
  • 4G-AE015-R-RF
  • 4G-AE015-R=
  • 4G-CAB-LMR400-10
  • 4G-CAB-LMR400-10=
  • 4G-CAB-LMR40010-RF
  • ACS-3900-RM-19
  • ACS-3900-RM-19-RF
  • ACS-3900-RM-19=
  • ACS-3900-RM-23
  • ACS-3900-RM-23=
  • ACS-3900-RM-ETSI
  • ACS-3900-RM-ETSI=
  • ACS-CF-COVER=
  • C-NIM-2M
  • C-NIM-4T
  • C-SM-NIM-ADPT
  • C1A1VISR3900S-01
  • C1A1VISR3900S-02
  • C1AUAISR3900SK9
  • C1AUAISR3900SK9=
  • C1AUUISR3900SK9
  • C1AUUISR3900SK9=
  • C1F1AISR3900SK9
  • C1F1AISR3900SK9=
  • C1F1UISR3900SK9
  • C1F1UISR3900SK9=
  • C1F1VISR3900S-02
  • C1F1VISR3900S-03
  • C3900-SPE100/K9
  • C3900-SPE100/K9-RF
  • C3900-SPE100/K9=
  • C3900-SPE150/K9
  • C3900-SPE150/K9-RF
  • C3900-SPE150/K9=
  • C3900-SPE200/K9
  • C3900-SPE200/K9-RF
  • C3900-SPE200/K9=
  • C3900-SPE250/K9
  • C3900-SPE250/K9-RF
  • C3900-SPE250/K9-WS
  • C3900-SPE250/K9=
  • C3945-VSEC-2PSR/K9
  • CAB-232FC
  • CAB-232FC=
  • CAB-3P-JPN
  • CAB-3P-JPN=
  • CAB-AC
  • CAB-AC-KR
  • CAB-AC-KR=
  • CAB-AC-RF
  • CAB-AC-WS
  • CAB-AC=
  • CAB-ACA
  • CAB-ACA=
  • CAB-ACI
  • CAB-ACI=
  • CAB-ACU
  • CAB-ACU-RF
  • CAB-ACU=
  • CAB-C13-ACB
  • CAB-C13-ACB=
  • CAB-C15-AC
  • CAB-C15-AC=
  • CAB-C15-ACA
  • CAB-C15-ACA=
  • CAB-C15-ACB
  • CAB-C15-ACB=
  • CAB-C15-ACE
  • CAB-C15-ACE=
  • CAB-C15-ACI
  • CAB-C15-ACI=
  • CAB-C15-ACR
  • CAB-C15-ACR=
  • CAB-C15-ACS
  • CAB-C15-ACS=
  • CAB-C15-ACU
  • CAB-C15-ACU=
  • CAB-C15-IND
  • CAB-C15-IND=
  • CAB-C15-ISR
  • CAB-C15-ISR=
  • CAB-C15-JPN
  • CAB-C15-JPN=
  • CAB-CONSOLE-RJ45
  • CAB-CONSOLE-USB
  • CAB-CONSOLE-USB=
  • CAB-S/T-RJ45
  • CAB-S/T-RJ45=
  • CAB-SS-449MT
  • CAB-SS-449MT-RF
  • CAB-SS-449MT=
  • CAB-SS-530MT
  • CAB-SS-530MT=
  • CAB-SS-V35FC
  • CAB-SS-V35FC-RF
  • CAB-SS-V35FC=
  • CAB-SS-V35MT
  • CAB-SS-V35MT-RF
  • CAB-SS-V35MT=
  • CAB-SS-X21FC
  • CAB-SS-X21FC=
  • CAB-SS-X21MT
  • CAB-SS-X21MT-RF
  • CAB-SS-X21MT=
  • CAB-U-RJ45
  • CAB-U-RJ45=
  • CAB-V35MT
  • CAB-V35MT-RF
  • CAB-V35MT=
  • CAB-X21FC
  • CAB-X21FC=
  • CAB-X21MT
  • CAB-X21MT-RF
  • CAB-X21MT=
  • CISCO3945-CHASSIS
  • E100D-HDSASED-60G
  • E100D-HDSASED-60G=
  • FIPS-SHIELD-3900=
  • FIPS-SHIELD3900-RF
  • FL-39-HSEC-K9
  • FL-39-HSEC-K9=
  • FL-39-HSEC-X-K9=
  • FL-39-LI
  • FL-39-LI-K9
  • FL-39-LI-K9=
  • FL-39-LI=
  • FL-39-SNA
  • FL-39-SNA=
  • FL-C3900-PA
  • FL-C3900-PA=
  • HWIC-1VDSL
  • HWIC-1VDSL-RF
  • HWIC-1VDSL-WS
  • HWIC-1VDSL=
  • HWIC-BLANK
  • HWIC-BLANK-KIT-RF
  • HWIC-BLANK-KIT=
  • HWIC-BLANK-RF
  • HWIC-BLANK-S
  • HWIC-BLANK=
  • HWIC-SLOT-DIVIDER=
  • ISM-SRE-300-K9
  • ISM-SRE-300-K9-RF
  • ISM-SRE-300-K9-WS
  • ISM-SRE-300-K9=
  • ISR-FE-T1/E1
  • ISR-FE-T1/E1=
  • ISR-FE-T3/E3
  • ISR-FE-T3/E3=
  • ISR-SM-BLANK=
  • ISR39-SW-SPARECD=
  • ISR3900SW-CD=
  • L-FL-39-HSEC-K9
  • L-FL-39-HSEC-K9=
  • L-FL-39-LI
  • L-FL-39-LI-K9=
  • L-FL-39-LI=
  • L-FL-39-SNA
  • L-FL-39-SNA=
  • L-FL-CUE-IVR-2
  • L-FL-CUE-IVR-2=
  • L-FL-CUE-MBX-5
  • L-FL-CUE-MBX-5=
  • L-FL-CUE-PORT-2
  • L-FL-CUE-PORT-2=
  • L-FL-VXML-1
  • L-FL-VXML-12
  • L-FL-VXML-12=
  • L-FL-VXML-1=
  • L-SL-39-APP-K9=
  • L-SL-39-AX-K9=
  • L-SL-39-DATA-K9
  • L-SL-39-DATA-K9=
  • L-SL-39-SEC-K9
  • L-SL-39-SEC-K9=
  • L-SL-39-SECNPE-K9
  • L-SL-39-SECNPE-K9=
  • L-SL-39-UC-K9
  • L-SL-39-UC-K9=
  • L-SLFL-39=
  • L-SP-LA-E-100-K9=
  • L-SP-LA-E-1K-K9=
  • L-SP-LA-E-2.5K-K9=
  • L-SP-LA-E-25-K9=
  • L-SP-LA-E-50-K9=
  • L-SP-LA-E-500-K9=
  • L-SP-LA-E-5K-K9=
  • L-SP-LA-P-25-K9=
  • L-SP-LA-U-100-K9=
  • L-SP-LA-U-1K-K9=
  • L-SP-LA-U-2.5K-K9=
  • L-SP-LA-U-25-K9=
  • L-SP-LA-U-50-K9=
  • L-SP-LA-U-500-K9=
  • L-SP-LA-U-5K-K9=
  • L-SP-LA-W-100-K9=
  • L-SP-LA-W-1K-K9=
  • L-SP-LA-W-2.5K-K9=
  • L-SP-LA-W-25-K9=
  • L-SP-LA-W-50-K9=
  • L-SP-LA-W-500-K9=
  • L-SP-LA-W-5K-K9=
  • L-V-T-39-DATA-K9=
  • L-V-T-39-SEC-K9=
  • L-V-T-39-SECNP-K9=
  • L-V-T-39-UC-K9=
  • LL-EAR-3945=
  • MEM-3900-1GB-DEF
  • MEM-3900-1GB-RF
  • MEM-3900-1GB=
  • MEM-3900-1GU2GB
  • MEM-3900-1GU2GB-X
  • MEM-3900-1GU4GB
  • MEM-3900-2GB-RF
  • MEM-3900-2GB-X=
  • MEM-3900-2GB=
  • MEM-3900-512MB-RF
  • MEM-3900-512MB=
  • MEM-4400-2G-RF
  • MEM-4400-2G=
  • MEM-4400-4G
  • MEM-4400-4G-RF
  • MEM-4400-4G=
  • MEM-4400-8G
  • MEM-4400-8G-RF
  • MEM-4400-8G=
  • MEM-4400-DP-2G
  • MEM-4400-DP-2G=
  • MEM-CF-1GB
  • MEM-CF-1GB-RF
  • MEM-CF-1GB=
  • MEM-CF-256MB
  • MEM-CF-256MB-RF
  • MEM-CF-256MB=
  • MEM-CF-256U1GB
  • MEM-CF-256U1GB-RF
  • MEM-CF-256U1GB-X
  • MEM-CF-256U2GB
  • MEM-CF-256U4GB
  • MEM-CF-256U512MB
  • MEM-CF-2GB
  • MEM-CF-2GB-RF
  • MEM-CF-2GB=
  • MEM-CF-4GB
  • MEM-CF-4GB-RF
  • MEM-CF-4GB-X=
  • MEM-CF-4GB=
  • MEM-CF-512MB
  • MEM-CF-512MB-RF
  • MEM-CF-512MB=
  • MEM-FLASH-16G-RF
  • MEM-FLASH-16G=
  • MEM-FLASH-32G-RF
  • MEM-FLASH-32G=
  • MEM-FLASH-8G
  • MEM-FLASH-8G-RF
  • MEM-FLASH-8G=
  • NAL-FOC-3945
  • NIM-1GE-CU-SFP
  • NIM-1GE-CU-SFP++=
  • NIM-1GE-CU-SFP-RF
  • NIM-1GE-CU-SFP-WS
  • NIM-1GE-CU-SFP=
  • NIM-1T
  • NIM-1T++=
  • NIM-1T-RF
  • NIM-1T-WS
  • NIM-1T=
  • NIM-2GE-CU-SFP
  • NIM-2GE-CU-SFP++=
  • NIM-2GE-CU-SFP-RF
  • NIM-2GE-CU-SFP-WS
  • NIM-2GE-CU-SFP=
  • NIM-2T
  • NIM-2T++=
  • NIM-2T-RF
  • NIM-2T-WS
  • NIM-2T=
  • NIM-4T
  • NIM-4T++=
  • NIM-4T-RF
  • NIM-4T-WS
  • NIM-4T=
  • NIM-BLANK
  • NIM-BLANK-RF
  • NIM-BLANK=
  • NIM-SLOT-DIVIDER
  • NIM-SLOT-DIVIDER=
  • PCAB-CONSOLE-RJ45
  • PCAB-CONSOLE-USB
  • PCAB-CONSOLE-USB=
  • PHWIC-BLANK
  • PHWIC-BLANK=
  • PMEM-CF-256MB
  • PMEM-CF-256MB=
  • PMEM-CF-256U1GB
  • PMEM-CF-256U2GB
  • PMEM-CF-256U4GB
  • PMEM-CF-256U512MB
  • POE-COVER-4450
  • POE-COVER-4450-RF
  • POE-COVER-4450=
  • PSM-S-BLANK
  • PSM-S-BLANK=
  • PVDM2-ADPTR
  • PVDM2-ADPTR=
  • PVDM3-128
  • PVDM3-128-RF
  • PVDM3-128-WS
  • PVDM3-128=
  • PVDM3-16
  • PVDM3-16-RF
  • PVDM3-16-WS
  • PVDM3-16=
  • PVDM3-16U128-X
  • PVDM3-192
  • PVDM3-192-RF
  • PVDM3-192-WS
  • PVDM3-192=
  • PVDM3-256
  • PVDM3-256-RF
  • PVDM3-256-WS
  • PVDM3-256=
  • PVDM3-32
  • PVDM3-32-RF
  • PVDM3-32-WS
  • PVDM3-32=
  • PVDM3-64
  • PVDM3-64-RF
  • PVDM3-64-WS
  • PVDM3-64=
  • PWR-3900-AC
  • PWR-3900-AC-RF
  • PWR-3900-AC-WS
  • PWR-3900-AC/2
  • PWR-3900-AC=
  • PWR-3900-DC
  • PWR-3900-DC-RF
  • PWR-3900-DC-WS
  • PWR-3900-DC/2
  • PWR-3900-DC=
  • PWR-3900-POE
  • PWR-3900-POE-RF
  • PWR-3900-POE-WS
  • PWR-3900-POE-X
  • PWR-3900-POE-X=
  • PWR-3900-POE/2
  • PWR-3900-POE/2-X
  • PWR-3900-POE=
  • PWR-4450-AC
  • PWR-4450-AC-RF
  • PWR-4450-AC-WS
  • PWR-4450-AC=
  • PWR-COVER-4450
  • PWR-COVER-4450=
  • PWR-RTN-ASY-39-AC
  • PWR-RTN-ASY-39-AC=
  • PWR-RTN-ASY39AC-RF
  • RPS-COVER-3900
  • RPS-COVER-3900=
  • S39ENPEK9-15503M
  • S39ENPEK9-15503M=
  • S39EUK9-15503M
  • S39EUK9-15503M=
  • S39NPEK9-15503M
  • S39NPEK9-15503M=
  • S39UK9-15503M
  • S39UK9-15503M=
  • SL-39-APP-K9
  • SL-39-APP-K9=
  • SL-39-CPS-K9
  • SL-39-CPS-K9=
  • SL-39-DATA-K9
  • SL-39-DATA-K9=
  • SL-39-IPB-K9
  • SL-39-IPB-K9=
  • SL-39-IPB2-K9
  • SL-39-IPB2-K9=
  • SL-39-NES-K9
  • SL-39-NES-K9=
  • SL-39-SEC-K9
  • SL-39-SEC-K9=
  • SL-39-SECNPE-K9
  • SL-39-SECNPE-K9=
  • SL-39-UC-K9
  • SL-39-UC-K9=
  • SLFL-39=
  • SM-1-STM1-MM-C
  • SM-1-STM1-MM-C=
  • SM-1-STM1-SM-C
  • SM-1-STM1-SM-C-RF
  • SM-1-STM1-SM-C=
  • SM-2GE-SFP-CU
  • SM-2GE-SFP-CU-RF
  • SM-2GE-SFP-CU-WS
  • SM-BLANK-KIT=
  • SM-D-BLANK
  • SM-NM-ADPTR
  • SM-NM-ADPTR-RF
  • SM-NM-ADPTR-WS
  • SM-NM-ADPTR=
  • SM-S-BLANK
  • SM-S-BLANK=
  • SM-SLOT-DIVIDER=
  • SM-X-1T3/E3++-RF
  • V-T-39-DATA-K9=
  • V-T-39-SEC-K9=
  • V-T-39-SECNP-K9=
  • V-T-39-UC-K9=
Visio Stencil (4 MB .zip file)
This product is no longer Supported by Cisco.
  • Routers-3945-ISR_frnt_rt-1000.jpg
  • Routers-3945-ISR_frnt_rt-1000.jpg

    to see full product documentation.

    Dimensions (H x W x D)
    5.25 x 17.25 x 18.75 in. (133.35 x 438.15 x 476.25 mm)
    Modular LAN Switchports (with optional PoE)
    98
    AC Input Surge Current
    < 50A
    Serial auxiliary port (up to 115.2 kbps)
    1
    Integrated WAN Ports
    3 GE; (2 SFP)
    Serial console port (up to 115.2 kbps)
    1
    SFP-based ports
    2
    RJ-45-based ports
    3
    AC Input Current
    7.1 to 3.0A range (max AC power supply)
    Total onboard WAN or LAN 10-100-1000 ports
    3
    USB console port (Type B) (up to 115.2 kbps)
    1
    Power Supply
    Internal: AC; PoE; and DC
    AC Input Voltage
    100 to 240 VAC autoranging
    AC Input Frequency
    47 to 63 Hz
    Rack Units
    3 RU
    Redundant Power Supply
    Internal: AC; PoE; and DC