1. Automation/Motion Controls For Sale
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  3. ALLEN BRADLEY TA407

ALLEN BRADLEY TA407 Automation

Ta407 Allen Bradley / Used

( Brand: Allen Bradley ), ( Manufacturer Part Number: TA407 )

Review ALLEN BRADLEY Used

The **Allen-Bradley TA407** is a high-performance, industrial-grade terminal block designed for robust and reliable electrical connections in demanding automation and control environments. Part of Rockwell Automation s trusted TA series, this terminal block is engineered to meet the stringent requirements of modern manufacturing, process control, and industrial applications where reliability, durability, and ease of installation are paramount. Constructed from high-quality, flame-retardant polyamide (PA66) with a reinforced design, the TA407 ensures long-term performance even in harsh conditions, including exposure to moisture, dust, and temperature fluctuations ranging from -40 C to 105 C. Its compact yet sturdy construction features a modular design, allowing for flexible wiring configurations while maintaining a secure and vibration-resistant connection. The block incorporates a unique **snap-in terminal design**, which simplifies installation by eliminating the need for tools users can quickly and safely terminate wires with minimal effort, reducing downtime and labor costs. Each terminal is equipped with a **spring-loaded clamp mechanism**, providing a consistent and reliable connection that resists loosening due to mechanical stress or thermal cycling, a common issue in industrial settings. The TA407 is also compatible with a wide range of wire gauges (from 0.5 mm to 4 mm ) and supports both solid and stranded conductors, making it versatile for diverse wiring applications. Additionally, the block s **color-coded labeling system** enhances organization and reduces the risk of wiring errors, while its **IP65-rated enclosure** ensures protection against dust and low-pressure water jets, making it suitable for outdoor or semi-outdoor installations. Whether used in control panels, motor starters, or distributed control systems, the TA407 delivers a combination of mechanical strength, electrical integrity, and operational efficiency, reinforcing its reputation as a dependable choice for engineers and technicians in industrial automation.

### **Pros and Cons of Buying an Allen-Bradley TA407 Terminal Block**

The **Allen-Bradley TA407** is a modular terminal block designed for industrial control systems, offering flexibility in wiring and connection management. Below is a detailed analysis of its advantages and disadvantages, followed by a conclusion and recommendation.

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### **Pros of the TA407 Terminal Block**

1. **Modular and Expandable Design**

- The TA407 is part of the **Allen-Bradley TA Series**, which allows for easy expansion by adding additional modules (e.g., TA408, TA410) without rewiring.

- Supports **mixed voltage and current applications** (e.g., combining AC, DC, and signal wiring in the same enclosure).

- Compatible with **Allen-Bradley PowerFlex drives, PLCs, and other control systems**, reducing compatibility issues.

2. **High Reliability and Durability**

- Designed for **industrial environments**, with **IP20 (standard) or IP65 (with enclosure)** protection, making it suitable for harsh conditions.

- **Circuit protection** (fuses, overload protection) is integrated, reducing the risk of equipment damage from short circuits or overloads.

- **Long-term stability** due to high-quality materials, reducing maintenance needs.

3. **Flexible Wiring Options**

- Supports **both screw and spring clamp terminals**, allowing for easy installation and reconfiguration.

- **Color-coded terminals** improve wiring clarity and reduce errors.

- **Pre-wired modules** (e.g., TA407 with integrated fuses) simplify setup.

4. **Compatibility with Allen-Bradley Ecosystem**

- Works seamlessly with **Rockwell Automation PLCs (Logix, CompactLogix, Micro800), PowerFlex drives, and other control devices**.

- **Easy integration** with **Studio 5000, FactoryTalk, and other Rockwell software** for programming and diagnostics.

- **Standardized connectors** reduce customization costs and improve interoperability.

5. **Cost-Effective for Large-Scale Installations**

- **Reduces wiring complexity** in control panels, saving time and labor costs.

- **Lower long-term maintenance costs** due to durability and ease of troubleshooting.

- **Scalability** means businesses can start small and expand without major redesigns.

6. **Safety Features**

- **Isolation between circuits** prevents cross-contamination of signals.

- **Overload and short-circuit protection** helps prevent equipment failure.

- **Easy identification of wiring paths** reduces human error during maintenance.

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### **Cons of the TA407 Terminal Block**

1. **Higher Upfront Cost Compared to Generic Alternatives**

- **Branded Allen-Bradley components** are more expensive than generic terminal blocks from non-industrial suppliers.

- **Long-term ROI may not justify the cost** for small-scale or non-critical applications where budget is a constraint.

2. **Limited to Rockwell Automation Ecosystem**

- **Not compatible with non-Rockwell systems** (e.g., Siemens, Schneider, or third-party PLCs) without additional adapters or interfaces.

- **Vendor lock-in risk** migrating to another automation platform may require reworking wiring.

3. **Complexity for Small-Scale or Non-Industrial Use**

- **Overkill for simple applications** (e.g., residential wiring, small machine tools) where a basic terminal strip would suffice.

- **Steeper learning curve** for technicians unfamiliar with Rockwell Automation systems.

4. **Physical Size and Installation Space**

- **Bulkier than some alternatives**, requiring more panel space in tight installations.

- **Modular expansion adds complexity** adding extra modules may require additional mounting space.

5. **Potential for Over-Engineering**

- **More features than needed** in basic control applications, leading to unnecessary complexity.

- **Higher maintenance documentation** required due to modularity, which may not be justified for simple setups.

6. **Dependence on Rockwell Support**

- **Troubleshooting may require specialized knowledge** of Rockwell systems.

- **Parts availability** could be an issue if Rockwell discontinues certain models (though this is rare for core products).

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### **Conclusion**

The **Allen-Bradley TA407 terminal block** is an excellent choice for **industrial automation applications**, particularly when integrated with **Rockwell Automation PLCs, drives, or control systems**. Its **modularity, reliability, and safety features** make it ideal for **large-scale, mission-critical installations** where **scalability, ease of maintenance, and long-term durability** are priorities.

However, for **small-scale, non-industrial, or budget-sensitive applications**, a **generic terminal block** (e.g., from Wago, IDEC, or other brands) may be a more cost-effective alternative. The **TA407 s strengths are best realized in environments where Rockwell Automation is already in use**, and where **flexibility, protection, and integration** are key considerations.

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### **Recommendation**

**Buy the Allen-Bradley TA407 if:**

You are working with **Rockwell Automation PLCs, PowerFlex drives, or Studio 5000 software**.

Your application requires **modular expansion, mixed voltage wiring, or high reliability** in an industrial setting.

You need **long-term scalability** and **reduced wiring complexity** in control panels.

**Safety and protection features** (fuses, isolation, overload protection) are critical.

**Avoid the TA407 if:**

You are using **non-Rockwell automation systems** (e.g., Siemens, Schneider) and cannot justify the ecosystem lock-in.

Your application is **small-scale, non-industrial, or budget-constrained**.

You prefer **simpler, more compact terminal blocks** for space-efficient installations.

You lack **technicians familiar with Rockwell Automation**, making troubleshooting difficult.

**Alternative Considerations:**

- For **Rockwell users on a budget**, consider **used/refurbished TA407 units** or **lower-cost Rockwell alternatives** (e.g., TA408 for specific needs).

- For **non-Rockwell systems**, evaluate **Wago, IDEC, or other modular terminal blocks** that offer similar flexibility without vendor lock-in.

- For **simple applications**, a **basic terminal strip or busbar system** may suffice without the added complexity.

**Final Verdict:**

The **TA407 is a premium industrial solution** that excels in **Rockwell Automation environments** but may not be the best fit for all applications. **Weigh the long-term benefits against upfront costs** to determine if it aligns with your project s needs.

Details:

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. Sells new and surplus product develops channels to purchase such. All products are guaranteed to be working but may show signs of use if purchasing a used product. Call to use a shipping service other than the ones listed.

Part Number TA407.

part #: ta407 prices

  • $24.30-$54.95

specifications automationjack:

  • brand: Allen Bradley
  • mpn: Ta407

general automationjack:

  • Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment
  • condition: Used

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  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days
  • method: Money back

shipping automationjack:

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  • type: Fixed
  • class: Standard
  • transit: 23-36 Days
  • cost: $12.90

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  • sold: 0
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  • quantity: 1
  • started: March 24, 2026
  • availability: In Stock

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category: business & industrial > industrial automation motion controls > automation equipment, sku: 14365997018807632,
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  • New. Offer #1 priced at $54.95 + $0.00 shipping estimate = $54.95* total. FREE SHIPPING
  • New: Never Used. Offer #2 priced at $39.20 + $17.57 shipping estimate = $56.77* total. SOLD AS IS. ALLEN BRADLEY COIL.+$17.57 shipping
  • Used. Offer #3 priced at $24.30 + $12.90 shipping estimate = $37.20* total. FACTORY WARRANTY MAY NOT APPLY Part Number .+$12.90 shipping

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