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Networking Devices

Ruggedized Ethernet Switches

PT528 are 1RU rack-mount type, high performance ruggedized Ethernet switches, supporting up to 28 Gigabit Ethernet ports.


With flexible combination of Ethernet modular options, PT528 offer powerful features such as IEEE 1588v2 PTP, packet loss PRP/HSR redundant network protection, and are design to serve critical applications like Industrial Automation, Transportation and power utility substation.

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PT528 front view

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PT528 back view



◼ Modular design, hot swap design, and support up to 28 Gigabit Ethernet ports

◼ Ethernet module options: 8 x 100/1000Base SFP ports, or 8 x 10/100/1000BaseT RJ45, or 4 x 100/1000BaseSFP & 10/100/1000BaseT combo ports, or PRP/HSR module

◼ 9K Jumbo frames

◼ L3 wire-speed switching

◼ Network redundant LACP, Spanning tree STP, RSTP & MSTP, Parallel Redundancy Protocol (PRP), High-availability Seamless Redundancy (HSR)

◼ Advanced VLAN operations: IEEE 802.1ad/QinQ VLAN, VLAN tag add/remove/replace

◼ Private VLAN, port-based /tag-based/protocol-based VLAN

◼ Multicasting support IGMP v1/v2/v3, proxy & snooping

◼ IEEE 1588v2 PTP, IEEE C37.238 Power Profile

◼ Security: IEEE 802.1x authentication, RADIUS & TACACS+ AAA (pending)

◼ Policy-based traffic control engine for actions of Deny, Allow, Queue mapping, rate limit, mirror, or CoS remark on any combination of specific Layer -2 /Layer- 3 / Layer-4 patterns

◼ QoS (SPQ,WRR, SPQ+ WRR): Hierarchical per-port, per queue shaping & scheduling with bandwidth management

◼ IEC 61850-3 / IEEE 1613 UCAIug Level A laboratory certificated

◼ Industrial grade and fanless design

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