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1794-TB3S Allen-Bradley

Name: 1794-TB3S Allen-Bradley
Brand: Allen Bradley
SKU: 1794-TB3S
Price: 450.0 USD
Availability: InStock

$419.96 - $450.00

$450.00

$419.96 - $450.00

$450.00

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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The 1794-TB3S is a Flex I/O system terminal base from Allen-Bradley, designed to provide a spring-clamp, 3-wire connection interface for input/output or specialty modules. It supports Flex, Flex Ex, and Flex XT I/O platforms and serves as the mounting and power distribution base within a distributed I/O architecture. Applied where modular analog, digital, or specialty I/O must interface to control systems, the 1794-TB3S accommodates wiring, power, and grounding for field modules.

Best Suited For

Flex I/O installations requiring spring-clamp connection
Mixed analog/digital I/O configurations
Flex, Flex Ex, or Flex XT modular I/O applications
Panels requiring distributed terminal base units

Terminal style

Spring-clamp, 3-wire

Platform support

Flex, Flex Ex, Flex XT I/O

Operating temperature

-20…70 °C (-4…158 °F)

Mounting

DIN-rail mount (via adapter)

Internally connected terminals

-V common (16-33) and +V power (34-51) rows

Technical Specifications

I/O & Electrical

+V DC power terminals connected

terminals 34…51 internally connected

-V DC common terminals connected

terminals 16…33 internally connected

Physical & Environmental

Operating temperature range

-20…70 °C (-4…158 °F)

Certifications

UL ListedCECSAATEXIECExKCChina CCCRCMABS

Certified as of May 19 2026 with UL Listed, CE, CSA, ATEX, IECEx, Korean KC, China CCC, Registro Italiano Navale, Australian RCM, and American Bureau of Shipping marks. Verify label for specific unit certifications.

1-Year Warranty

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Free ground shipping. Orders by 1 PM CST ship same-day, with overnight available.

USA Stock

Sourced and shipped from Texas, USA. Never anonymous overseas marketplace stock.

30-Day Returns

Hassle-free RMA. If the part is not right for your application, send it back within 30 days.

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Rockwell Automation documentation

Access official manuals, datasheets, and lifecycle information for this part directly from Rockwell Automation.

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Must Read: Disclaimer

PLC Department sells surplus and refurbished industrial automation products, including but not limited to programmable logic controllers (PLCs), which are sourced exclusively through independent third-party channels. PLC Department is not an authorized distributor, reseller, or representative of any manufacturer listed on this website, including Rockwell Automation or its Allen-Bradley brand. All product warranties, where offered, are provided solely by PLC Department and not by the original manufacturer.

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