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Full Gigabit Industrial Managed Ethernet Switch 28 Port Layer Two Fan - Free

Categories Industrial Managed Ethernet Switch
Model Number: CRS7228 series
Place of Origin: Shenzhen, China
Brand Name: SZCOMARK
Certification: CE ROHS
MOQ: 1
Price: Negotiable
Packaging Details: Packing in individual boxes, then delivered with outer corrugated cartons.
Delivery Time: 3-15 working days after prepayment (depending on the stock)
Payment Terms: 100% T/T in Advance
Supply Ability: 3000 sets per month
Product Name: 28 Port Layer 2 Full Gigabit Managed Industrial Ethernet Switch Network Switch
Switching bandwidth: 56Gbps
Dimension(W×H×D): 482.6mm×44mm×275mm
Net weight: 3.15 Kg
Housing: IP40 protection grade, metal housing
Installation: 1U standard rack installation (optional wall-mounting
Working temp.: -40℃~75℃
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    • Product Details
    • Company Profile

    Full Gigabit Industrial Managed Ethernet Switch 28 Port Layer Two Fan - Free

    28 Port Full-gigabit Managed Industrial Ethernet switches adopt with high strength IP40 protective housing, industrial EMC design, including CRS7228-8TX, CRS7228-8FX, CRS7228-8SFP three models. They are layer2 Ethernet switches independently developed by Shenzhen Comark Technology Co., Ltd., provide powerful management functions, which can be managed through Web browser, command line (CLI) and SNMP. The products provide 16 fixed 10/100/1000M self-adaptive Ethernet ports, 4 fixed 1000M SFP interfaces (optional 1000Base-X or 1000Base-T modules) and 8 optional 1000Base-X optical interfaces (default SC interface, FC/ST optional) or 8 10/100/1000M self-adaptive Ethernet ports or 8 fixed 1000M SFP interfaces (optional 1000Base-X or 1000 Base-T modules). Base on industrial installation requirements, provide 1U standard rack mounting installation mode. At the same time, the products adopt with fan-free, low power consumption, industrial design, working temperature range of - 40 ~ 75℃, which can meet the requirements of various industrial sites, and provide convenient Ethernet communication solutions.

    • 16 fixed 10/100/1000M Ethernet ports; rate self-adaption, full/half duplex mode, MDI/ MDI-X self-adaption;
    • 4 fixed 1000M SFP interfaces, adaptable to 1000M SFP optical module(support SM/MM)and 1000M SFP electric interface module(Support twisted pair transmission);
    • Optional 8*1000BASE-X Full duplex optical interfaces(default SC interface, FC/ST optional, transmission up to 120 km)or 8*10/100/1000M Ethernet RJ45 ports or 8*1000M SFP interfaces;
    • Support Web, CLI and SNMP three management modes, and CLI supports Telnet and console login;
    • Support QoS, IGMP, 802.1Q VLAN function ;
    • Support RSTP and CK-Ring for Ethernet redundancy;
    • Support relay alarm output for power supply, port and ring network status alarm;
    • Support redundant wide range voltage 100~220V AC power input(220V DC or 48V DC optional);
    • Adopt with high strength IP40 housing and industrial EMC design;
    • Support 1U standard rack installation;
    • Working temperature range: -40~75℃, meet various industrial site requirements

    Basic data
    Technic standard
    Standard: IEEE802.3,IEEE802.3u,IEEE 802.3ab,IEEE 802.3z,IEEE802.3x,IEEE802.1Q,IEEE802.1p ,IEEE802.1d,IEEE802.1w
    RJ45 ports16
    SFP interfaces4
    Optical /Electrical ports/SFP interfaces8/8/8
    Exchange attribute
    10M forwarding speed14881pps
    100M forwarding speed148810pps
    1000M forwarding speed1488096pps
    Transmission wayStore and forward
    System switching bandwidth56Gbps
    Cache size1.5Mbits
    MAC address table16K
    Power supplyredundant wide range voltage power input, power supply supports reverse connection protection and non polarity function
    AC: 100~240V AC(50~60Hz 1.2A)power input
    DC: 220V DC(48V DC optional) power input
    Mechanical Properties
    Net weight3.15 Kg
    HousingIP40 protection,metal housing
    Installation mode
    1U standard rack installation
    Operating Environment
    Working temperature-40℃~75℃
    Storage temperature-40℃~85℃
    Relative humidity5%~95%(no condensation)
    • IEC61000-4-2(ESD): ±6KV Contact Discharge, ±15KV Air Discharge
    • IEC61000-4-3(RS): 10V/M (80-1000MHZ)
    • IEC61000-4-4(EFT): Power Cable ±4KV, Data Cable ±2KV
    • IEC61000-4-5(Surge): Power Cable ±4KV CM/±2KV DM, Data Cable: ±4KV
    • IEC61000-4-6(Radio Frequency Conduction): 3V (10KHZ-150KHZ), 10V (150KHZ-80MHZ)
    • EC61000-4-16(Common Mode Conduction ):30V(cont.),300V(1s)
    • IEC60068-2-6(Vibration)
    • IEC60068-2-27(Shock)
    • IEC60068-2-32(Free fall)
    • IEC61000-6-2(General Industrial Standards), IEC61750-3(Transformer Substation),IEEE1613(Power Substation)
    • EN50121-4(Rail Transit)
    Warranty5 years


    Product Models

    Specification & Descriptions
    CRS7228-8TXIndustrial Managed Switch,24*10/100/1000M self-adaptive Ethernet ports,4*1000M SFP interfaces (1000Base-X or 1000Base-T module optional),1U standard rack installation
    CRS7228-8FXIndustrial Managed Switch,16*10/100/1000M self-adaptive Ethernet ports,8*1000BASE-FX optical interfaces (default SC interface, FC/ST optional), 4*1000M SFP interface s (1000Base-X or 1000Base-T module optional), 1U standard rack installation
    CRS7228-8SFPIndustrial Managed Switch,16*10/100/1000M self-adaptive Ethernet ports,12*1000M SFP interfaces(1000Base-X or 1000Base-T module optional), 1U standard rack installation

    Full Gigabit Industrial Managed Ethernet Switch 28 Port Layer Two Fan - Free CRS7228 for DCS application :

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