Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
| Company Information | |||
| [email protected] | |||
| Mobile | +8615980777398 | ||
| +8615980777398 | |||
| 15980777398 |

The 1794-TB3GS is an industrial terminal base unit designed for distributed I/O systems requiring structured wiring, stable electrical connections, and enhanced installation flexibility.
It functions as the mechanical and electrical interface between field wiring and modular I/O components within FLEX I/O architectures.
This model is typically used in automation systems that require secure signal transmission, fast module replacement, and organized control cabinet layouts.
It is engineered for industrial environments where vibration, electrical noise, humidity, and long-term continuous operation are present.
The 1794-TB3GS supports scalable system expansion and is suitable for medium to high-density distributed automation applications.
| Item | Details |
|---|---|
| Brand | Allen Bradley |
| Product Model | 1794-TB3GS |
| Product Type | Terminal base unit |
| Product Category | FLEX I/O terminal base |
| Main Function | Field wiring interface and module mounting |
| Installation Method | DIN rail mounting |
| Industry Application | Industrial automation and distributed control systems |
The 1794-TB3GS belongs to the FLEX I/O distributed automation system series.
This series is designed for modular industrial control architectures that require flexible I/O configuration, distributed field installation, and efficient wiring management.
Within this system, terminal base units provide the structural foundation for connecting field wiring to I/O modules.
The FLEX I/O platform supports multiple module types including digital, analog, relay, communication, and specialty modules, enabling flexible system design.
Key characteristics of the series include:
The 1794-TB3GS is a safety-enhanced terminal base unit designed to provide stable electrical connection and secure mechanical support for FLEX I/O modules.
It ensures reliable signal transmission between field devices and control systems in distributed automation environments.
This model is engineered for applications requiring improved wiring security, structured installation, and consistent system reliability.
The removable terminal design allows quick replacement of I/O modules without disturbing field wiring, significantly improving maintenance efficiency.
Its industrial-grade construction ensures stable operation in environments with vibration, temperature fluctuations, and electrical interference.
The compact structure supports efficient cabinet layout and high-quality wiring organization in complex automation systems.
| Parameter | Specification |
|---|---|
| Product Model | 1794-TB3GS |
| Product Type | Safety-enhanced terminal base unit |
| System Compatibility | FLEX I/O distributed system |
| Main Function | Secure field wiring interface |
| Terminal Type | Screw clamp terminals |
| Wiring Method | Removable terminal block system |
| Mounting Type | DIN rail mounting |
| Compatible Modules | Digital, analog, relay, communication modules |
| Electrical Interface | Industrial signal and power connection |
| Housing Material | Industrial thermoplastic reinforced structure |
| Operating Temperature | -20°C to +55°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95% non-condensing |
| Shock Resistance | Industrial-grade design |
| Vibration Resistance | Industrial vibration protection |
| Installation Orientation | Horizontal mounting |
| Maintenance Method | Modular replacement design |
| Environmental Protection | Industrial enclosure compatible |
| Wiring Integrity | Enhanced stability design |
| System Reliability Level | Improved safety structure |
| Dimensions (L × W × H) | Approx. 94 mm × 94 mm × 69 mm |
| Weight | Approx. 0.20 kg |
The 1794-TB3GS provides improved electrical connection stability, ensuring consistent signal transmission between field wiring and I/O modules.
This helps reduce system faults caused by loose or unstable connections.
The removable terminal design allows fast module replacement without rewiring field connections.
This significantly reduces maintenance downtime and improves operational efficiency.
The compact structure supports efficient control cabinet installation and organized wiring layout.
It is suitable for medium to high-density automation systems.
The unit is designed to withstand vibration, electrical noise, humidity, and temperature variation in industrial environments.
It ensures reliable operation under continuous-duty conditions.
The terminal base supports multiple FLEX I/O module types, enabling scalable system design and flexible configuration.
| Advantage | Description |
|---|---|
| Stable Electrical Connection | Reliable signal transmission |
| Improved Wiring Integrity | Enhanced connection reliability |
| Fast Module Replacement | Reduces downtime |
| Compact Structure | Saves installation space |
| Strong Durability | Suitable for harsh environments |
| High Compatibility | Supports FLEX I/O modules |
| Improved Wiring Organization | Structured layout design |
| Long Service Life | Industrial-grade construction |
The 1794-TB3GS is widely used in industrial automation systems requiring reliable wiring, modular expansion, and structured control system architecture.
Typical applications include:
It is suitable for applications requiring stable wiring structure and long-term operational reliability.
| Model | Description | Function Type | Compatibility | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1794-TB3 | Standard terminal base | Wiring interface base | FLEX I/O system | 94 × 94 × 69 | 0.19 |
| 1794-TB2 | Basic terminal base | Entry-level base | FLEX I/O modules | 94 × 94 × 69 | 0.18 |
| 1794-TB32 | High-density base | High wiring density | Distributed I/O | 94 × 94 × 69 | 0.21 |
| 1794-TB32S | Safety terminal base | Safety wiring interface | FLEX I/O system | 94 × 94 × 69 | 0.22 |
| 1794-AENTR | Ethernet adapter module | Communication module | Network systems | 94 × 94 × 69 | 0.30 |
| Model | Description | Product Type | Main Application | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1756-TBNH | Terminal block assembly | Control terminal system | Large automation systems | 132 × 95 × 45 | 0.22 |
| 1756-EN2TR | Ethernet communication module | Network module | Industrial Ethernet systems | 145 × 105 × 35 | 0.31 |
| 1769-L33ER | Compact PLC controller | Automation controller | Machine control systems | 118 × 87 × 87 | 0.35 |
| 1734-TB3 | Compact terminal base | Field wiring base | Distributed I/O systems | 56 × 12 × 75 | 0.08 |
| 1606-XLS240E | DIN rail power supply | Power module | Control cabinet systems | 123 × 50 × 120 | 0.70 |
The 1794-TB3GS integrates into FLEX I/O distributed automation systems as a stable wiring interface for modular I/O components.
It supports structured wiring distribution and ensures reliable electrical connectivity across different module types.
The modular design enables efficient system expansion without modifying existing wiring architecture.
It is suitable for both centralized and distributed industrial automation environments requiring high reliability and stable performance.
Its compatibility with FLEX I/O modules enhances flexibility in system configuration and long-term scalability.
The 1794-TB3GS is a safety-enhanced industrial terminal base unit designed for distributed automation systems requiring stable wiring, modular flexibility, and reliable electrical performance.
Its compact structure, improved wiring integrity, and strong environmental resistance make it suitable for modern industrial control applications.
It is widely used in manufacturing, logistics, process automation, and industrial systems where reliable wiring structure and long-term stability are essential for operational efficiency.