1. Automation/Motion Controls For Sale
  2. sku: 13378030321668713
  3. ALLEN BRADLEY 100-A60NKD3

ALLEN BRADLEY 100-A60NKD3 Automation

100-a60nkd3 Allen Bradley / 100a60nkd3 Used

( Brand: Allen Bradley ), ( Manufacturer Part Number: 100-A60NKD3 )

Review ALLEN BRADLEY 100a60nkd3 Used

The **Allen-Bradley 100-A60NKD3** (also referenced as **100A60NKD3**) is a high-performance, industrial-grade **100 Series CompactLogix Controller**, specifically designed for demanding automation applications requiring robust processing power, reliable connectivity, and scalable expandability. Part of Rockwell Automation s **CompactLogix L30er** family, this controller is engineered to deliver efficient control for a wide range of manufacturing, process, and discrete automation systems. With a **100 Series** architecture, it combines the flexibility of a modular platform with the compact footprint of a single-unit controller, making it ideal for applications where space is limited but performance is critical.

The **100-A60NKD3** features a **1.5 GHz dual-core processor**, enabling high-speed execution of control logic, motion control, and real-time data processing essential for applications requiring precise timing and complex calculations. Its **1 GB of onboard memory** (expandable via optional memory modules) provides ample storage for programs, data tables, and firmware updates, ensuring smooth operation even with large-scale control schemes. The controller supports **EtherNet/IP communication**, allowing seamless integration with other Rockwell Automation devices, such as **ControlLogix, PowerFlex drives, and Studio 5000 software**, while also enabling connectivity to third-party systems via standard industrial protocols like **Modbus TCP or OPC UA** through optional communication modules.

Designed for **industrial durability**, the **100-A60NKD3** operates within a **wide temperature range of -40 C to 70 C (-40 F to 158 F)**, making it suitable for harsh environments such as factories, outdoor installations, or environments with significant temperature fluctuations. Its **compact, DIN-rail-mountable enclosure** (with optional wall-mount or panel-mount kits) allows for flexible installation in tight spaces, while its **fanless design** (in standard configurations) minimizes maintenance requirements and reduces operational noise. The unit also includes **built-in diagnostics and self-monitoring capabilities**, providing real-time feedback on system health, power status, and communication integrity critical for minimizing downtime in mission-critical applications.

For expanded I/O requirements, the **100 Series** architecture supports **up to 128 digital I/O points** (via integrated modules) and **high-speed counter inputs**, making it versatile for applications involving machine control, conveyor systems, or process automation. Additionally, the controller supports **multiple communication ports**, including **EtherNet/IP, USB, and serial (RS-232/485)**, ensuring compatibility with a variety of field devices, HMIs, and enterprise systems. Optional **motion control modules** further enhance its capabilities, enabling precise synchronization of servo and stepper motors for applications in packaging, robotics, or material handling.

Programming and configuration are streamlined through **Rockwell Automation s Studio 5000 Logix Designer**, a powerful IDE that supports **Ladder Logic (IEC 61131-3), Structured Text, Function Block Diagrams, and Sequential Function Charts**. The controller also integrates with **FactoryTalk View SE** for HMI development and **FactoryTalk Analytics** for advanced data collection and predictive maintenance. With **security features** such as **TACACS authentication and firmware encryption**, the **100-A60NKD3** ensures protected access to control systems, reducing the risk of unauthorized modifications or cyber threats a critical consideration in modern industrial automation.

In summary, the **Allen-Bradley 100-A60NKD3** is a **highly capable, scalable, and rugged** controller designed for industrial automation professionals who demand **reliability, performance, and flexibility** in their control solutions. Whether deployed in a **discrete manufacturing plant, a process control environment, or a motion-intensive application**, this controller delivers the processing power, connectivity, and diagnostic tools necessary to optimize productivity while ensuring long-term operational integrity. Its seamless integration with Rockwell s ecosystem of devices and software makes it a **versatile choice** for engineers and technicians looking to future-proof their automation infrastructure.

The **Allen-Bradley 100-A60NKD3** (or **100A60NKD3**) is a **100-amp, 600-volt AC contactor** commonly used in industrial motor control applications. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of buying a Allen-Bradley 100-A60NKD3**

1. **High Reliability and Durability**

- Allen-Bradley (now part of Rockwell Automation) is a well-established brand known for robust industrial components. This contactor is designed for heavy-duty applications, including frequent cycling and high-load motor control.

- The unit is built to withstand harsh environments, including temperature fluctuations, vibration, and dust, making it suitable for manufacturing, HVAC, and process control systems.

2. **Compatibility with Rockwell Automation Systems**

- The contactor integrates seamlessly with Rockwell s **ControlLogix, CompactLogix, and Micro800 PLCs**, as well as **Studio 5000 software**, reducing integration challenges in automation setups.

- It is part of the **100 Series**, which is widely supported in Rockwell s ecosystem, ensuring long-term availability of spare parts and technical support.

3. **High Current Rating (100 Amps)**

- The 100-amp rating makes it suitable for controlling large motors (e.g., 10 20 HP three-phase motors) without overheating, provided the voltage and duty cycle match the application.

- It supports **AC-3 (motor duty)** applications, which is standard for industrial motor starters.

4. **Modular and Easy to Install**

- The contactor is designed for **panel mounting** and comes with standard mounting holes, allowing for straightforward installation in control panels.

- It includes **auxiliary contacts** (typically 2 NO/2 NC) for control logic, reducing the need for additional relays in some applications.

5. **Long Lifespan and Low Maintenance**

- Allen-Bradley contactors are known for their **long mechanical and electrical life**, often exceeding **10 million operations** under proper conditions.

- Minimal moving parts (compared to relays) reduce the likelihood of failure, lowering maintenance costs over time.

6. **Wide Voltage Range (24 600V AC)**

- The contactor can operate across a broad voltage range, making it versatile for different industrial power systems.

7. **Overload Protection Options**

- While the contactor itself does not include overload protection, it is often paired with **Allen-Bradley overload relays (e.g., 100-A series)**, which provide thermal protection for motors, enhancing safety.

8. **Global Availability and Spare Parts Support**

- As a legacy but still widely used component, spare parts and replacements are readily available through authorized distributors and Rockwell s support network.

---

### **Cons of buying a Allen-Bradley 100-A60NKD3**

1. **Legacy Technology (Discontinued in Some Regions)**

- While still available, the **100 Series contactors are no longer actively produced** by Rockwell Automation. This means:

- **Limited new stock** may be available directly from Rockwell.

- **Higher resale prices** due to demand from maintenance teams upgrading older systems.

- **Potential obsolescence risks** if Rockwell shifts focus to newer series (e.g., **100 Series is being phased out in favor of the 100 Series II or newer models**).

2. **Higher Upfront Cost Compared to Alternatives**

- Newer or generic contactors (e.g., **Siemens, Schneider, or Chinese brands**) may offer similar performance at a lower cost.

- If purchasing from a third-party seller, there is a risk of **counterfeit or refurbished units** unless sourced from a trusted distributor.

3. **Limited Smart Features**

- Unlike newer **smart contactors** (e.g., Rockwell s **100 Series II** or **Siemens 3RZ series**), this model lacks:

- **Built-in diagnostics** (e.g., contact wear monitoring).

- **Communication interfaces** (e.g., Modbus, Profibus).

- **Energy-saving features** (e.g., soft start integration).

- If smart control is required, additional PLC programming may be needed.

4. **Size and Panel Space Requirements**

- The **100 Series contactors are bulkier** than some modern alternatives, which may be a constraint in **space-limited control panels**.

- Auxiliary contacts and mounting may require more panel real estate than compact modules.

5. **Compatibility with Non-Rockwell Systems**

- While it works well with Rockwell PLCs, integrating it with **non-Rockwell systems (e.g., Siemens, Schneider, or open-source PLCs)** may require additional wiring or compatibility checks.

- Some newer automation platforms may not have optimized support for legacy components.

6. **Potential for Higher Long-Term Costs**

- If the system relies heavily on this contactor, future **upgrades or replacements** may become costly due to:

- **Increased prices** for used/new units.

- **Training requirements** for technicians unfamiliar with legacy systems.

- **Software compatibility issues** if migrating to newer control systems.

7. **Environmental and Compliance Considerations**

- Older contactors may not meet **latest safety or environmental standards** (e.g., **IEC 61810-1 for contactors**, **RoHS compliance**).

- Some industries (e.g., **food processing, pharmaceuticals**) require **IP-rated or explosion-proof variants**, which may not be available for this model.

---

### **Conclusion**

The **Allen-Bradley 100-A60NKD3** is a **reliable, high-performance contactor** ideal for **industrial motor control applications** where compatibility with Rockwell Automation systems is critical. Its **durability, current rating, and integration with PLCs** make it a strong choice for **maintenance, retrofits, or systems already using Rockwell hardware**.

However, its **legacy status, higher cost, and lack of smart features** mean it may not be the best long-term solution for **new installations or highly automated systems**. If **cost efficiency, space savings, or modern diagnostics** are priorities, newer alternatives (e.g., **Rockwell 100 Series II, Siemens 3RZ, or Schneider TE** contactors) could be preferable.

---

### **Recommendation**

1. **If You Need a Drop-in Replacement for an Existing System:**

- **Proceed with the 100-A60NKD3** if it is already specified in your design or if you have **existing inventory**.

- **Source from a reputable distributor** (e.g., **Rockwell Authorized Distributor, Grainger, or MSC**) to avoid counterfeit units.

- **Pair it with a compatible overload relay** (e.g., **100-A60NKD3 with 100-A60NKD3 overload**) for complete motor protection.

2. **If You Are Designing a New System:**

- **Consider a newer Rockwell contactor** (e.g., **100 Series II**) if you want **better diagnostics, communication, and future-proofing**.

- **Evaluate alternatives** such as:

- **Siemens 3RZ series** (for high reliability and smart features).

- **Schneider TE contactors** (for cost-effectiveness and global support).

- **Omron G3 Series** (for compact design and integration with Omron PLCs).

- **Assess long-term costs** if the system will run for **10 years**, a slightly more expensive but modern contactor may save money in maintenance and upgrades.

3. **If Budget is a Constraint:**

- **Used/refurbished units** from trusted sellers can be a cost-effective option, but **verify authenticity and test before installation**.

- **Generic brands** (e.g., **China-made contactors**) may be cheaper but risk **lower reliability, shorter lifespan, or compatibility issues**.

4. **For Critical Applications:**

- **Document the contactor s specifications** (e.g., **inrush current, contact life, environmental ratings**) to ensure it meets **NEMA, IEC, or industry-specific standards**.

- **Consult a control systems engineer** if integrating with **new PLCs or HMI systems** to avoid compatibility issues.

---

### **Final Verdict**

The **100-A60NKD3 is a solid choice for legacy Rockwell systems** where reliability and compatibility are non-negotiable. However, for **new projects or long-term investments**, weighing the **pros and cons against modern alternatives** is advisable. If cost is not an issue and **Rockwell integration is essential**, the 100-A60NKD3 remains a **proven, high-quality solution**. Otherwise, a **newer or alternative contactor** may offer better value.

Details:

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part #: 100a60nkd3 price

  • $172.30

specifications automationjack:

  • brand: Allen Bradley
  • mpn: 100-a60nkd3

seller automationjack:

  • # reviews: 189687
  • rating: 99.5%
  • city: 1 Millennium Dr, Willingboro, NJ 08046

returns automationjack:

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

general automationjack:

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

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offer automationjack:

  • quantity: 1
  • options: Ship-to-home
  • started: February 10, 2026
  • sold: 0
  • availability: In Stock

shipping automationjack:

  • type: Fixed
  • transit: 30-35 Days
  • cost: $12.90
  • service: Standard
  • class: Standard
category: business & industrial > industrial automation motion controls > automation equipment, sku: 13378030321668713,
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