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Home > Consumer Electronics > Display & Accessories > Touch Screen > Allen-Bradley 1746-RT25B is a SLC 500 Removable Terminal Block

Allen-Bradley 1746-RT25B is a SLC 500 Removable Terminal Block

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Product Spotlights

Genuine Allen-Bradley 1746-RT25B Removable Terminal Block for SLC 500 systems. Enables quick module replacement without disturbing field wiring, drastically reducing maintenance downtime and preventing wiring errors. Features secure screw terminals for reliable connections in industrial environments. Essential for maintaining flexible and efficient automation control panels.

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

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Application:

Other, Industrial Automation Control Systems

Brand:

Allen-Bradley / Rockwell Automation

Model:

1746-RT25B

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Rossonix Co.,limited

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Application Other, Industrial Automation Control Systems

Brand Allen-Bradley / Rockwell Automation

Model 1746-RT25B

Compatible Series SLC 500 Modular Controllers

Type Removable Terminal Block (RTB)

Connection Type Screw Terminal

Mounting Pluggable onto SLC 500 I/O module base

Primary Use Field wiring connection point for I/O modules

As a dedicated supplier of industrial automation components with over a decade of experience since 2011, Rossonix Co., Limited is proud to offer genuine Allen-Bradley 1746-RT25B Removable Terminal Blocks. We understand that reliable connectivity is the backbone of any robust SLC 500 control system. This terminal block is engineered to provide a secure and convenient interface for field wiring, significantly reducing downtime during maintenance or module replacement. Our commitment to quality, backed by ISO9001 certification, ensures that every component we supply meets the high standards demanded by global markets across North America, Europe, Asia, and beyond.

The Allen-Bradley 1746-RT25B is a critical accessory designed specifically for the SLC 500 programmable controller system. Its primary function is to serve as the removable wiring interface for various SLC 500 discrete and analog I/O modules. By utilizing a removable terminal block, engineers and technicians can wire sensors, actuators, and other field devices to the block independently of the electronic module. This design offers immense practical benefits in industrial settings.

Enhanced Maintenance Efficiency: The pluggable design allows for the quick removal and replacement of an I/O module without disturbing the field wiring connected to the terminal block. This drastically cuts system downtime during troubleshooting or upgrades.
Reduced Wiring Errors: Since the field wiring remains fixed to the terminal block, the risk of miswiring when swapping modules is virtually eliminated, enhancing system reliability.
Robust Construction: Built to withstand the rigors of industrial environments, including vibration and temperature fluctuations commonly found in manufacturing plants.
Secure Connections: Features screw terminals that provide reliable, gas-tight connections for a wide range of wire gauges, ensuring signal integrity and power delivery.

This terminal block is not a standalone component but is designed to mate perfectly with compatible SLC 500 I/O module bases. It is a key part of creating a flexible and maintainable control architecture. For system integrators and maintenance teams, this translates to lower long-term costs, faster mean-time-to-repair (MTTR), and greater operational flexibility.

Typical Application & Compatibility: The 1746-RT25B is used across numerous industries where SLC 500 controllers are deployed, including automotive manufacturing, food and beverage processing, material handling, and water treatment. It is essential for organizing and managing the interface between the sensitive controller electronics and the harsh field environment.

Feature	Specification / Description
Primary Compatibility	Designed for use with SLC 500 series I/O modules requiring a removable terminal block interface.
Terminal Type	Screw clamp terminals for secure wire connection.
Mounting Interface	Plugs directly onto the corresponding SLC 500 I/O module base unit.
Key Advantage	Enables wiring to remain in place during module replacement or maintenance.
Common Use Case	Used with digital input/output (I/O) and analog I/O modules in the SLC 500 family.

Choosing the right components from a trusted supplier is crucial for system longevity. Rossonix Co., Limited leverages its established supply chain and logistics network, with shipment ports in Shenzhen, Hong Kong, and Europe, to ensure timely delivery of authentic Allen-Bradley parts to your facility, whether you are in North America, Western Europe, or any of our other main markets. Our annual export volume reflects the trust placed in us by a global clientele. By sourcing the 1746-RT25B from us, you are not just purchasing a terminal block; you are investing in reduced downtime, simplified maintenance workflows, and the peace of mind that comes from using OEM-compatible components in your critical automation systems. Contact us today to discuss your requirements or to place an order for reliable SLC 500 system components.

Frequently Asked Questions (FAQ)

What is the main purpose of the 1746-RT25B terminal block?
Its primary purpose is to provide a removable wiring interface for Allen-Bradley SLC 500 I/O modules. It allows all field device wiring to be connected to the terminal block, which can then be easily unplugged from the electronic module, facilitating quick module replacement without rewiring.
Is this terminal block compatible with all SLC 500 I/O modules?
No, it is specifically designed for SLC 500 I/O modules that are configured to use a Removable Terminal Block (RTB). You must check your specific I/O module's data sheet to confirm it uses a removable terminal block style like the 1746-RT25B.
Can I wire devices directly to the I/O module without this block?
Some SLC 500 modules have fixed terminals. For modules designed for an RTB, the 1746-RT25B (or its specific variant) is required as the intermediary connection point. Using the RTB is highly recommended for maintainability.
What are the wire size specifications for the terminals?
The exact wire range (AWG/mm²) can vary. It is typically suitable for common industrial control wiring, such as 12-24 AWG. For precise specifications, consulting the official Allen-Bradley documentation for the specific I/O module you are using is advised.
How does this product help reduce maintenance time?
During troubleshooting or module failure, a technician can simply unplug the terminal block from the faulty module and plug it into a new one. The field wiring remains untouched, eliminating the time-consuming and error-prone process of disconnecting and reconnecting dozens of wires.
Do you provide technical support for integrating this component?
As a trading company, we supply genuine components. For deep technical integration support, we recommend consulting with a certified system integrator or referring to Rockwell Automation's official technical resources. We can assist with compatibility verification based on model numbers.
What is the difference between the 1746-RT25B and other similar RTB models?
Allen-Bradley has several RTB models (e.g., different suffixes like -A, -B). The suffix often denotes minor revisions, manufacturing lots, or compatibility with specific module series. The 1746-RT25B is a common standard model. Always match the exact part number recommended for your module.
Is this a genuine Allen-Bradley/Rockwell Automation product?
Yes, Rossonix Co., Limited supplies authentic Allen-Bradley components. We source from reliable channels to ensure our customers receive OEM parts that guarantee compatibility and performance within Rockwell Automation systems.