1783-US08T | Allen-Bradley Stratix 2000 | 8-Port Unmanaged Ethernet Switch

Product Description

The 1783-US08T (Part Number: 1783-US08T) provides a cost-effective, plug-and-play networking solution for industrial control systems. As part of the Stratix 2000 series, this unmanaged switch is designed to expand port density in small-to-medium scale automation cells without the need for complex software configuration. The rugged hardware supports copper-based Ethernet communication at speeds up to 100 Mbps, making it an ideal choice for connecting HMI terminals, PLCs, and distributed I/O modules on a local machine network.

Detailed Technical Specifications

• Product Brand: Allen-Bradley / Rockwell Automation

• Module Identifier: 1783-US08T

• Network Capability: Unmanaged Layer 2 Switching

• Total Port Count: 8 Copper Ports

• Connector Type: RJ45 (10/100 Mbps)

• Input Voltage Range: 18 to 30V DC or 18 to 26.4V AC

• Nominal Supply Voltage: 24V DC / 20V AC

• Maximum Current Draw: 400 mA

• Peak Inrush Current: 2.2 Amps

• Isolation Voltage: 30V (continuous), tested at 500V AC for 60 seconds

• Power Dissipation: 4.0 Watts

• Network Cable Requirement: Category 5e (Cat5e) or better, 2 or 4 pair

• Mounting Configuration: 35mm DIN Rail Mount

• Enclosure Rating: IP20 Open-style

• Operating Temperature: 0 to 60 Celsius (32 to 140 Fahrenheit)

• Standards Compliance: cULus Listed, CE Marked, Ex (Hazardous Locations)

Network Integration and Usage FAQ

What are the primary benefits of using an unmanaged switch like the 1783-US08T?The 1783-US08T (Catalog Number: 1783-US08T) requires zero configuration. It is designed for "broadcast" style communications where advanced features like VLANs or IGMP snooping are not required. This reduces commissioning time and eliminates the risk of accidental firmware or software misconfiguration in simple machine networks.

Does this switch support Power over Ethernet (PoE)?No, the Stratix 2000 1783-US08T is a standard data switch. It does not provide power to connected devices. If your application requires powering cameras or wireless access points through the Ethernet cable, a PoE-enabled switch from the Stratix 5700 or higher series would be necessary.

How does the 1783-US08T handle different communication speeds?Each of the 8 RJ45 ports features auto-negotiation and auto-MDI/MDIX crossover. This means the switch automatically detects the speed (10 or 100 Mbps) and duplex mode of the connected device, as well as correcting for straight-through or crossover cabling automatically.