ALLEN BRADLEY 156-C2P25NCD Box

( Brand: Allen Bradley ), ( Manufacturer Part Number: 156-C2P25NCD ), ( Part Type: Box )

Review ALLEN BRADLEY 156c2p25ncd In Box

The **Allen-Bradley 156-C2P25NCD** (also referenced as the **156C2P25NCD**) is a high-performance, compact industrial motor starter designed for demanding applications in automation, manufacturing, and process control environments. Part of Rockwell Automation s **PowerFlex ** series, this starter is engineered to provide reliable, efficient motor control while integrating seamlessly with programmable logic controllers (PLCs) and other automation systems. The unit features a **25 horsepower (HP) rating**, making it suitable for driving a wide range of electric motors in industrial machinery, conveyors, pumps, compressors, and other power-intensive equipment. Its robust construction ensures durability in harsh conditions, with a **NEMA 12 or NEMA 4X** enclosure rating (depending on configuration) to protect against dust, moisture, and corrosive environments, ensuring long-term operational integrity.

At its core, the **156-C2P25NCD** incorporates a **soft-start capability**, allowing for gradual acceleration of motors to reduce mechanical stress, minimize electrical surges, and extend the lifespan of both the motor and connected equipment. This feature is particularly valuable in applications where abrupt starts could cause excessive torque spikes or mechanical wear. The starter is equipped with **solid-state control components**, including a **thyristor-based soft-start module**, which provides precise control over motor acceleration and deceleration while maintaining energy efficiency. Additionally, the unit supports **remote control and monitoring** via digital or analog signals, enabling seamless integration with Allen-Bradley s **ControlLogix, CompactLogix, or Micro800** PLC platforms, as well as other third-party automation systems through standard communication protocols like **DeviceNet, Ethernet/IP, or Modbus**.

The **156-C2P25NCD** is housed in a **compact, modular design**, optimizing space utilization in control panels while delivering high performance. Its **box-style configuration** (as opposed to a traditional drawer or panel-mounted unit) allows for flexible installation options, whether mounted on a DIN rail, in a control cabinet, or as part of a larger automation system. The starter includes **overload protection** through built-in thermal overload relays, which monitor motor current and automatically disconnect the motor in the event of an overload or fault condition, enhancing safety and preventing equipment damage. For enhanced diagnostics, the unit provides **fault reporting and status indicators**, including LED displays and digital outputs, which can alert operators to issues such as overheating, short circuits, or motor phase imbalances, facilitating proactive maintenance and reducing downtime.

Beyond its core functionality, the **156-C2P25NCD** offers **energy-saving features**, such as **regenerative braking** and **energy-efficient soft-start profiles**, which help reduce power consumption and operational costs. Its compatibility with **Allen-Bradley s PowerFlex variable frequency drives (VFDs)** further expands its versatility, allowing for precise speed control and torque management in applications requiring variable speed operation. The starter is also designed with **ease of service in mind**, featuring **quick-disconnect terminals** and **modular components** that simplify maintenance and troubleshooting. Whether used in a discrete manufacturing setting, a continuous process industry, or a demanding industrial automation application, the **156-C2P25NCD** delivers a reliable, high-performance solution for motor control, combining robustness, efficiency, and seamless integration with modern automation systems.

**Pros and Cons of buying a Allen-Bradley 156-C2P25NCD (CompactLogix 156-C2P25NCD Box)**

### **Pros**

1. **Reliability and Brand Reputation** Allen-Bradley (now part of Rockwell Automation) is a well-established manufacturer known for durable, high-performance industrial automation products. The CompactLogix series is widely trusted in manufacturing, process control, and automation applications.

2. **Compatibility with Rockwell Ecosystem** The 156-C2P25NCD integrates seamlessly with other Rockwell Automation products, including Studio 5000, FactoryTalk View, and RSLogix 5000 software. This makes programming, troubleshooting, and maintenance easier for users already invested in the Rockwell ecosystem.

3. **High Performance and Speed** The 156-C2P25NCD is a 25-point I/O module with a 200 MHz processor, providing fast scan times and efficient handling of control logic. This is beneficial for applications requiring real-time responses, such as motion control or high-speed packaging.

4. **Scalability** The CompactLogix platform supports expansion through additional I/O modules, communication ports (Ethernet, serial, etc.), and advanced features like safety, motion, and vision. This makes it suitable for both small and large automation projects.

5. **Industrial-Grade Build** The module is designed for harsh environments, with features like wide temperature tolerance, vibration resistance, and robust electrical components. It is suitable for factory floors, outdoor installations, and other demanding conditions.

6. **Support for Modern Communication Protocols** The 156-C2P25NCD supports Ethernet/IP, CIP, and other industrial communication standards, enabling integration with PLCs, HMIs, SCADA systems, and cloud-based solutions.

7. **Long-Term Availability** As a legacy but still-supported product, the 156-C2P25NCD is likely to remain available for maintenance and replacement purposes, reducing the risk of obsolescence.

8. **Cost-Effective for Basic I/O Needs** Compared to higher-end PLCs, the 156-C2P25NCD offers a balance of performance and affordability for applications requiring 25 discrete I/O points without needing advanced features like built-in safety or high-speed counters.

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### **Cons**

1. **Limited I/O Points** The 25-point I/O capacity may be insufficient for larger or more complex automation systems. Users requiring more I/O may need to add expansion modules, increasing system cost and complexity.

2. **Outdated Compared to Newer Models** While still functional, the 156-C2P25NCD is part of an older generation of CompactLogix PLCs. Newer models (e.g., 1769-L30ERM) offer improved processing power, more I/O options, and better integration with modern software tools like FactoryTalk Linx or Studio 5000 Logix Designer.

3. **Software Compatibility** Older versions of Rockwell software (e.g., RSLogix 5000) may not fully support newer features or have reduced functionality compared to the latest versions. Users may need to invest in software upgrades or workarounds.

4. **Physical Size and Space Constraints** The 156-C2P25NCD is a rack-mounted module, which may require additional space in control panels or enclosures. Smaller or more compact applications may need to consider alternative solutions.

5. **Limited Built-In Communication Ports** The base model may lack certain communication ports (e.g., additional serial ports or high-speed Ethernet options) that are standard in newer models. Users may need to purchase separate communication modules.

6. **Potential for Higher Long-Term Costs** While the initial purchase price may be reasonable, the need for additional I/O modules, communication adapters, or software licenses could increase total system costs over time.

7. **Training and Expertise Requirements** Programming and troubleshooting the 156-C2P25NCD may require familiarity with older Rockwell software and hardware. Organizations without in-house expertise may need to hire consultants or train personnel, adding to operational costs.

8. **No Built-In Safety Features** Unlike newer CompactLogix models with integrated safety (e.g., 1769-L33ERM), the 156-C2P25NCD does not natively support safety-rated I/O or safety protocols (e.g., Safety over Ethernet/IP). Users requiring safety certification would need to add external safety relays or modules.

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### **Conclusion**

The **Allen-Bradley 156-C2P25NCD** is a solid choice for applications requiring a **reliable, mid-range PLC with 25 discrete I/O points** and compatibility with the Rockwell Automation ecosystem. It excels in **industrial reliability, ease of integration with existing systems, and cost-effectiveness for basic control tasks**. However, for **larger, more complex, or future-proof automation projects**, newer CompactLogix models (e.g., 1769 series) or other PLC platforms (e.g., Siemens, Mitsubishi) may offer better performance, scalability, and software support.

If your application is **well-defined, does not require extensive I/O expansion, and operates within the constraints of the 156-C2P25NCD s capabilities**, purchasing this unit is a practical and dependable option. However, if you anticipate **growth, advanced features, or long-term maintenance**, investing in a newer or more flexible PLC may be more advantageous in the long run.

### **Recommendation**

- Your project requires **25 discrete I/O points** with no immediate need for expansion.

- You are already using **Rockwell Automation products** and need seamless integration.

- Your application is **stable and does not require high-speed motion, advanced safety, or extensive communication ports**.

- You prioritize **proven reliability** over cutting-edge features.

- You need **more I/O points, better processing power, or modern software support**.

- Your project may **scale or evolve** in the future, requiring flexibility.

- You require **built-in safety, high-speed counters, or advanced communication options**.

- You want **longer-term software support** and compatibility with emerging industrial trends (e.g., IIoT, cloud integration).

For most **new or expanding automation projects**, evaluating a **newer CompactLogix model or a competitor s PLC** with similar I/O requirements may provide better long-term value. However, for **legacy systems or cost-sensitive applications**, the 156-C2P25NCD remains a viable and dependable option.

Details:

All products are guaranteed to be working but may show signs of use. The product is used surplus. ALLEN BRADLEY 156-C2P25NCD / 156C2P25NCD IN BOX SOLID STATE CONTACTOR, 3 PHASE, TWO SWITCHED POLES, 25 AMPS 40C, 600 volts AC, MAXIMUM WITH DC CONTROL 5 TO 32 V. Call to use a shipping service other than the ones listed.

Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection.

part #: 156c2p25ncd prices

• $75.00-$144.39

specifications automationjack:

• brand: Allen Bradley
• mpn: 156-c2p25ncd
• part type: Box

payments automationjack:

• other
• wallet: Google-pay
• credit card: Visa

returns automationjack:

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

general automationjack:

• condition: Seller refurbished
• Business Industrial > Industrial Automation Motion Controls > Other Automation Equipment

shipping automationjack:

• class: Standard
• cost: $12.90
• type: Fixed
• transit: 3-8 Days
• service: Standard

seller automationjack:

• # reviews: 2005 17
• city: 1 Millennium Dr, Willingboro, NJ 08046
• rating: 99.6%

offer automationjack:

• options: Ship-to-home
• availability: In Stock
• started: April 21, 2026
• quantity: 1
• sold: 0

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