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Allen-Bradley 1794-TB3
by Allen-Bradley
Read verified buyer reviews ↓OverviewThe Allen-Bradley 1794-TB3 is a sturdy terminal block meticulously designed for FLEX I/O systems. It creates a seamless and highly organized link between your Allen-Bradley FLEX I/O modules and various field devices. Engineered for optimal performance across diverse industrial settings, this terminal block provides an effective solution for managing complex wiring, thereby boosting system reliability and simplifying maintenance. Featuring 16 individual I/O terminals and secure screw clamp connections, the 1794-TB3 ensures clean and efficient signal transfer, guaranteeing dependable operation for crucial automation processes. Its DIN rail mountable form factor further simplifies incorporation into existing control cabinets, making it an indispensable component for building scalable, modular, and highly adaptable industrial control systems.Key Features 16 Adaptable I/O Connection Points: Offers numerous connection options for a broad array of field devices, ensuring thorough system coverage. Secure Screw Clamp Terminations: Provides sturdy, vibration-resistant electrical connections for enhanced signal integrity and overall system dependability. Effortless DIN Rail Installation: Allows for rapid, tool-free mounting within standard industrial control panels, optimizing setup durations. Extensive Compatibility: Completely compatible with various Allen-Bradley FLEX I/O modules, offering flexible system expansion. Durable IP20-Rated Enclosure: Features an open design, providing sufficient protection while maintaining accessibility for wiring and upkeep. Broad Operating Temperature Spectrum: Certified for reliable performance in challenging environments, spanning from -20°C to +70°C. High Voltage and Current Capacities: Capable of handling up to 125V AC/DC and 10A, suitable for a wide range of industrial uses. Technical Specifications Catalog Number: 1794-TB3 Series: FLEX I/O Dimensions (H x W x D): Approximately 58 mm x 80 mm x 94 mm Weight: Approximately 0.25 kg Operating Temperature: -20°C to +70°C Storage Temperature: -40°C to +85°C Relative Humidity: 5% to 95% non-condensing Certifications: CE, UL, cUL, ATEX, Class I Div 2 Applications Machine Automation Enclosures: Perfect for connecting input/output devices in automated machinery, ensuring precise command. Process Control Cabinets: Crucial for reliable signal distribution within sophisticated industrial process control systems. Material Handling Equipment: Improves connectivity for sensors, actuators, and other components in conveyor systems and robotics. Industrial I/O Expansion Solutions: Offers a flexible method to broaden I/O capabilities in current or new control architectures. Building Automation Systems: Facilitates robust and orderly wiring for various building management and control functions. Why Choose the Allen-Bradley 1794-TB3? Unmatched Dependability: Allen-Bradley's reputation for industrial-grade quality guarantees enduring, trustworthy performance in vital applications. Simplified Wiring and Upkeep: The screw clamp terminals and clear labeling significantly decrease wiring errors and streamline troubleshooting. Enhanced System Expandability: Its modular nature enables straightforward expansion and modification of your control system as your requirements evolve. Optimized for Efficiency: Tool-free assembly and efficient field wiring save valuable installation time and reduce labor expenses. Effortless Integration: Specifically designed for the FLEX I/O platform, ensuring perfect compatibility and optimal system synergy. Global Adherence: With numerous international certifications, the 1794-TB3 is suitable for deployment in a wide array of global markets and industries. Order NowElevate your industrial control systems with the precision and reliability of the Allen-Bradley 1794-TB3 FLEX I/O Terminal Block. Benefit from fast shipping and worldwide delivery options to receive your crucial components quickly and efficiently. Explore our extensive range of 1794 FLEX I/O Modules for a complete solution.FAQHow many I/O terminals does the 1794-TB3 offer?The 1794-TB3 provides 16 individual I/O terminals.What type of connections does the terminal block use?It utilizes secure screw clamp connections for robust wiring.Is the 1794-TB3 easy to install?Yes, it features an effortless DIN rail mountable design for quick installation.What is the operating temperature range for this device?The operating temperature range is from -20°C to +70°C.Can the 1794-TB3 handle high voltage and current?Yes, it is rated for up to 125V AC/DC and 10A.
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Allen-Bradley 1794-TB3
Overview
This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Allen-Bradley catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Allen-Bradley automation ecosystem
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Allen-Bradley platform with documented conversion notes
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Catalog Number: 1794-TB3
- Series: FLEX I/O
- Dimensions (H x W x D): Approximately 58 mm x 80 mm x 94 mm
- Weight: Approximately 0.25 kg
- Operating Temperature: -20°C to +70°C
- Storage Temperature: -40°C to +85°C
- Relative Humidity: 5% to 95% non-condensing
- Certifications: CE, UL, cUL, ATEX, Class I Div 2
Applications
- Machine Automation Enclosures: Perfect for connecting input/output devices in automated machinery, ensuring precise command.
- Process Control Cabinets: Crucial for reliable signal distribution within sophisticated industrial process control systems.
- Material Handling Equipment: Improves connectivity for sensors, actuators, and other components in conveyor systems and robotics.
- Industrial I/O Expansion Solutions: Offers a flexible method to broaden I/O capabilities in current or new control architectures.
- Building Automation Systems: Facilitates robust and orderly wiring for various building management and control functions.
Why Choose the 1794-TB3?
- Unmatched Dependability: Allen-Bradley's reputation for industrial-grade quality guarantees enduring, trustworthy performance in vital applications.
- Simplified Wiring and Upkeep: The screw clamp terminals and clear labeling significantly decrease wiring errors and streamline troubleshooting.
- Enhanced System Expandability: Its modular nature enables straightforward expansion and modification of your control system as your requirements evolve.
- Optimized for Efficiency: Tool-free assembly and efficient field wiring save valuable installation time and reduce labor expenses.
- Effortless Integration: Specifically designed for the FLEX I/O platform, ensuring perfect compatibility and optimal system synergy.
- Global Adherence: With numerous international certifications, the 1794-TB3 is suitable for deployment in a wide array of global markets and industries.
Availability & Shipping
- ▸In stock: 1794-TB3 ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 1794-TB3 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Allen-Bradley
Machine down? We ship parts the same day.
New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.