COMNET Intelligent Redundant Ring Gigabit Switch with 30W of PoE+ Power (4-Port)

COMNET Intelligent Redundant Ring Gigabit Switch with 30W of PoE+ Power (4-Port)

COMNET Intelligent Redundant Ring Gigabit Switch with 30W of PoE+ Power (4-Port)


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Expected availability: 7-10 business days

Configuration: With 30W PoE Power


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With 30W PoE Power With 60W PoE Power

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  • 1Description

The 4-port Intelligent Redundant Ring Gigabit Switch from COMNET features two 10/100/1000Base-Tx copper ports and two 100/1000Base-FX SFP ports. It provides various functions like DIP switch-based operation of RSTP for creating redundant network topologies, preventing network video flooding of multicast traffic when used in a linear or star topology, and more. Ports 1 and 2 of this switch can supply up to 60W of PoE. The switch is fully compatible with the ComNet CopperLine SFP modules for operation over extended distance UTP or Coax cable.

RSTP (Rapid Spanning Tree Protocol), Multicast Flooding Prevention (in Star/Linear topologies only), and dual redundant SFP mode can be enabled without programming
Electrical ports support auto-negotiation for 10, 100, or 1000 Mb/s, full duplex or half duplex data
SFP ports are compatible with CopperLine CL-SFP modules and supports 100 or 1000 Mbps full duplex data
Automatic MDI/MDI-X crossover
PoE status monitoring and automatic reboot function
Event notification through SNMP traps and relay output
Voltage transient protection on all power and signal input/output lines provide protection from power surges and other voltage transient events
Supports LLDP (Link Layer Discovery Protocol)
SNMP v1/v2c for network management
Designed to meet full compliance with the environmental requirements of NEMA TS-1/TS-2 and the Caltrans Specification for Traffic Signal Control Equipment
Redundant AC/DC inputs for uninterrupted operation in the event of a loss of operating power or a power supply failure
Can be DIN-rail mounted using ComNet DINBKT2 or DINBKT4 adapters (not included)
Made in USA
In the Box
COMNET Intelligent Redundant Ring Gigabit Switch with 30W of PoE+ Power (4-Port)
  • Limited Lifetime Warranty
  • Table of Contents
    • 1Description


    Interface Ethernet
    Data Rate 10/100/1000 Mb/s
    IEEE 802.3 compliant
    Full duplex or half duplex electrical ports/full duplex optical port
    Electrical 30 W
    Optical Requires SFP modules (sold-separately)
    Serial Mini USB
    I/O Terminal block
    Power Terminal block
    Data RJ45
    SNMP SNMP V1/2c
    HTTP Browser Access (WAN) Web GUI configuration interface
    CLI Serial command line interface
    Contact Closure
    Response Time 25 ms typical (network dependent)
    Channels 2
    Inputs 2 x Dry closure
    Outputs 2 x Form A contacts (rated 1 A @ 24 VDC, non-resistive loads)
    Operating Voltage Dual 48 to 56 VDC PoE, 9 to 36 VDC, or 24 VAC non-PoE
    Current Draw 126 W maximum with PoE
    6 W maximum without PoE
    Current Protection Automatic resettable solid-state current limiters
    Latency Switching: 7 μs
    Bandwidth 8 Gb/s
    MAC Table Size 1K
    Processing Store-and-forward
    Pin Assignments RJ45 port supports IEEE 802.3at

    End-point Positive (VCC+):
    RJ45 pin 1, 2 (RJ45 pin 1,2 and 4,5 on 60 W ports)

    Negative (VCC-):
    RJ45 pin 3, 6 (RJ45 pin 3,6 and 7,8 on 60 W ports)
    LEDs Optical link/data activity
    Electrical link/data activity
    Power PoE status
    Circuit Board Meets IPC standard
    MTBF Up to 100,000 hours
    Standards IEEE 802.3 for 10BASE-T
    IEEE 802.3u for 100BASE-TX and 100BASE-FX
    IEEE 802.3z for 1000BASE-X
    IEEE 802.3ab for 1000BASE-T
    IEEE 802.1w for RSTP (Rapid Spanning Tree Protocol)
    IEEE 802.1AB for LLDP (Link Layer Discovery Protocol)
    IEEE 802.3at for Power Sourcing Equipment (PSE) and PoE (≤30 W per port)
    IEEE 802.3x Flow Control and Back Pressure
    Operating Temperature -40 to 167°F / -40 to 75°C
    Storage Temperature -40 to 185°F / -40 to 85°C
    Relative Humidity 0 to 95% (non-condensing)
    Mounting Can be moutned on a wall or a flat surface
    Dimensions 4.1 × 3.7 × 1.46" / 10.4 × 9.4 × 3.7 cm
    Weight 1 lb / 0.45 kg

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