CISCO3945E/K9, Cisco 3945 Router, 4GE/3EHWIC/1GB DRAM

  • Brand: Cisco
  • Model: CISCO3945E/K9
Rating:
98%
4.9/5.0
List Price: $28,805.00
54% OFF
$13,134.05
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    Overview

    Cisco CISCO3945E/K9 Overview

    The Cisco CISCO3945E/K9 is a high-performance enterprise router designed for demanding branch and campus networks. It delivers embedded hardware-based cryptography acceleration for IPSec and SSL, extensive unified communications support with up to 450 Cisco Unified CME and 1,500 SRST sessions, and flexible WAN/LAN connectivity through four 10/100/1000 ports plus dual SFP interfaces. With rich modularity, PoE-ready power options, and robust environmental resilience, it is ideal for secure converged voice, video, and data deployments across global enterprises and service providers.

    Product Highlights

    1,500
    SRST Calls
    4
    GE Ports
    520W
    PoE Power

    Product Applications Scenarios

    Enterprise Network
    The CISCO3945E/K9 aggregates branch traffic with secure IPSec/SSL VPN and voice, reducing WAN overhead and simplifying multi-site enterprise deployments by up to 30%.
    Service Providers
    Service providers can use its modular slots and high PoE budget to deliver managed VPN and voice services, cutting CPE refresh costs and truck rolls significantly.
    Cloud Services
    As a secure edge router, it builds encrypted IPSec tunnels to cloud platforms, improving SaaS access reliability and lowering latency for remote users and branches.

    Product Features Comparison

      Cisco Cisco Cisco Cisco
    Model CISCO3945E/K9, Cisco 3945 Router, 4GE/3EHWIC/1GB DRAM ASR1K4R2-20G-SHAK9, Cisco ASR 1000 Router, Security+HA/20Gbps/Bundle CISCO1941-SEC/K9, Cisco 1941 Security Router, Security Bundle/SEC license/PAK CISCO2911-SEC/K9, Cisco 2911 Security Router, SEC license/PAK included/Integrated services
    Brand Cisco Cisco Cisco Cisco
    Routing Throughput n/a n/a n/a n/a
    Interface Configuration Total onboard WAN or LAN 10/100/1000 ports: 4; RJ-45-based ports: 4; SFP-based ports: 2 Interface Speed: 20 Gbps Total Onboard LAN Ports (10/100/1000): 2; RJ-45-Based Ports: 2; SFP-Based Ports: 0 LAN Interfaces: 3 x 10Base-T/100Base-TX/1000Base-T (RJ-45)
    Supported Protocol Telecom standards: TIA/EIA/IS-968; CS-03; ANSI T1.101; ITU-T G.823, G.824; IEEE 802.3; R&TTE Directive Routing Protocols: OSPF, EIGRP, BGP, IS-IS; IP Version: IPv4, IPv6 Routing Protocols: OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, PIM-SSM, IGMPv3, GRE; static IPv4 routing; static IPv6 routing Routing Protocols: OSPF, IS-IS, BGP, EIGRP, DVMRP, PIM-SM, IGMPv3, GRE, PIM-SSM; static IPv4 routing; static IPv6 routing
    VPN Capability Embedded hardware-based cryptography acceleration (IPSec + SSL): Yes Security: Yes (SHAK9) Network / Transport Protocol: IPSec; Embedded Crypto Acceleration: Yes, hardware-based IPSec and SSL Network / Transport Protocol: IPSec
    Integrated Features Cisco Unified CME sessions: 450; Cisco Unified SRST sessions: 1500; Onboard DSP (PVDM) slots: 3; PoE options; voice and data services modules High Availability: Yes; Network Processor: Embedded Inline Services Processor (ESP); QoS: advanced QoS support Software Features: Cisco IOS IP Base; firewall protection; VPN support; MPLS; IPv6; CBWFQ; WRED Key Features: Firewall protection; hardware encryption; VPN; MPLS; IPv6; CBWFQ; WRED; DMVPN

    Optional Add-ons

    Model Number Description
    PWR-3900-AC Cisco 3900 Series AC Power Supply module for CISCO3945E/K9 routers
    CISCO3925-3900-FAN Fan tray assembly for Cisco 3900E Series to maintain optimal airflow
    PVDM3-128 Cisco PVDM3-128 DSP module for high-density voice on 3900E routers

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Cisco CISCO3945E/K9 Specification

    Model
    CISCO3945E/K9
    Brand
    Cisco
    Embedded hardware-based cryptography acceleration (IPSec + SSL)
    Yes
    Cisco Unified Communications Manager Express sessions
    450
    Cisco Unified SRST sessions
    1500
    Total onboard WAN or LAN 10/100/1000 ports
    4
    RJ-45-based ports
    4
    SFP-based ports
    2
    Service-module slots
    4
    Doublewide service-module slots
    1
    EHWIC slots
    3
    Doublewide EHWIC slots
    1
    ISM slots
    0
    Online insertion and removal (OIR)
    Services modules
    Onboard DSP (PVDM) slots
    3
    Memory DDR2 ECC DRAM (default)
    1 GB
    Memory DDR2 ECC DRAM (maximum)
    2 GB
    Compact Flash (external) default
    Slot 0: 256 MB; Slot 1: None
    Compact Flash (external) maximum
    Slot 0: 4 GB; Slot 1: 4 GB
    External USB 2.0 slots (Type A)
    2
    USB console port (Type B)
    1 (up to 115.2 kbps)
    Serial console port
    1 (up to 115.2 kbps)
    Serial auxiliary port
    1 (up to 115.2 kbps)
    Power-supply options
    Internal: AC, PoE, and DC*
    Redundant power supply
    Internal: AC, PoE, and DC*
    AC input voltage
    100 to 240 VAC autoranging
    AC input frequency
    47 to 63 Hz
    AC input current range (maximum)
    7.1 to 3.0 A
    AC input surge current
    <50 A
    DC operating input voltage
    24 VDC to 60 VDC
    Max input current range, DC power supply
    33.2 to 12.4 A
    DC input surge current
    <50 A
    Typical power (no modules)
    158 W
    Maximum power with AC power supply
    540 W
    Maximum power with PoE power supply (platform only)
    540 W
    Maximum endpoint PoE power available
    520 W
    Max power with DC input
    574 W
    Maximum endpoint PoE power capacity with PoE boost
    1040 W
    Dimensions (H x W x D)
    5.25 x 17.25 x 18.75 in. (133.35 x 438.15 x 476.25 mm)
    Rack height
    3 rack units (3RU)
    Rack-mount 19 in. (48.3 cm) EIA
    Included
    Rack-mount 23 in. (58.4 cm) EIA
    Optional
    Wall-mount
    No
    Package weight
    51.85 lb (23.52 kg)
    Weight with AC power supply (no modules)
    39 lb (17.7 kg)
    Weight with PoE power supply (no modules)
    40 lb (18.1 kg)
    Typical weight (with modules)
    60 lb (27.2 kg)
    Airflow
    Back to front
    Optional airflow kit (includes filter)
    None
    Operating temperature (5906 ft / 1800 m max altitude)
    32 to 104 °F (0 to 40 °C)
    Operating temperature (9843 ft / 3000 m max altitude)
    32 to 104 °F (0 to 40 °C)
    Operating temperature (13123 ft / 4000 m max altitude)
    32 to 86 °F (0 to 30 °C)
    Short-term operating temperature (NEBS, 5906 ft / 1800 m)
    23 to 122 °F (-5 to 50 °C)
    Operating altitude
    Up to 4000 m (13000 ft)
    Operating relative humidity
    5% to 85%
    Short-term humidity (per NEBS)
    5% to 90%, not to exceed 0.024 kg water/kg of dry air
    Acoustic sound pressure (typical/maximum)
    57.6 / 77.6 dBA
    Acoustic sound power (typical/maximum)
    67.8 / 84.7 dBA
    Non-operating temperature
    -40 to 158 °F (-40 to 70 °C)
    Non-operating relative humidity
    5% to 95%
    Non-operating altitude
    Up to 15584 ft (4750 m)
    Safety standards
    UL 60950-1; CAN/CSA C22.2 No. 60950-1; EN 60950-1; AS/NZS 60950-1; IEC 60950-1
    EMC standards
    47 CFR Part 15; ICES-003 Class A; EN 55022 Class A; CISPR 22 Class A; AS/NZS 3548 Class A; VCCI V-3; CNS 13438; EN 300 386; EN 61000 (Immunity); EN 55024 / CISPR 24; EN 50082-1
    Telecom standards
    TIA/EIA/IS-968; CS-03; ANSI T1.101; ITU-T G.823, G.824; IEEE 802.3; R&TTE Directive
    Weight
    kg

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    Quality Certifications

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    Q&A

    Questions & Answers

    What accessories are available for CISCO3945E/K9?

    Accessories include additional EHWICs, DSP modules, flash memory, and DRAM upgrades.

    How does CISCO3945E/K9 compare to similar products?

    The CISCO3945E/K9 offers higher slots and memory compared to older ISR models, providing better performance and scalability.

    How do I configure the network settings on CISCO3945E/K9?

    Configure the network settings using Cisco IOS commands through the CLI, accessible via console or SSH.

    Is router-switch.com a reliable distributor?

    Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

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