ALLEN BRADLEY 100-D210EJ11 Automation

( Brand: Allen Bradley ), ( Manufacturer Part Number: 100-D210EJ11 )

Review ALLEN BRADLEY 100d210ej11 Used

The **Allen-Bradley 100-D210EJ11** is a high-performance, industrial-grade **120V AC, 20A, 120V AC, 120V DC, and 24V DC** power supply module designed for use in Allen-Bradley s **CompactLogix 5370** and **ControlLogix 5570** programmable logic controller (PLC) systems. This robust power supply is engineered to deliver reliable, clean power to critical control and automation applications, ensuring consistent operation in demanding industrial environments. With a **210W output capacity**, the 100-D210EJ11 provides sufficient power for a wide range of control modules, I/O devices, and communication interfaces while maintaining high efficiency and low noise levels. Its **compact, DIN-rail mountable design** allows for easy integration into existing control panels, saving valuable space in tight industrial setups. The unit features **overvoltage, overcurrent, and short-circuit protection**, along with **reverse polarity protection**, to safeguard connected equipment from potential electrical faults. Additionally, it includes **remote sense capability**, ensuring accurate voltage regulation across varying load conditions and cable lengths. Built to withstand harsh industrial conditions, the 100-D210EJ11 operates within a wide **temperature range of -40 C to 70 C**, making it ideal for applications in extreme environments such as manufacturing plants, oil and gas facilities, and automotive assembly lines. Its **modular and replaceable design** simplifies maintenance, as damaged units can be swiftly swapped out without disrupting system operations. Whether used in a **machine control, process automation, or building automation** system, the 100-D210EJ11 delivers dependable power performance, ensuring seamless operation of Allen-Bradley s advanced control solutions.

### **Pros and Cons of buying a Allen-Bradley 100-D210EJ11 (100D210EJ11) PLC Module**

#### **Overview**

The **Allen-Bradley 100-D210EJ11** is a **CompactLogix 100 Series** programmable logic controller (PLC) module, specifically a **12-slot backplane chassis** (D210) with an **EJ11 Ethernet/IP communication module**. This unit is part of Rockwell Automation s **CompactLogix family**, designed for industrial automation applications requiring high-speed communication, scalability, and integration with other Rockwell devices.

---

### **Pros**

1. **High Performance & Scalability**

- Supports up to **12 I/O slots**, allowing expansion for larger control systems.

- Compatible with a wide range of **Allen-Bradley I/O modules**, including analog, digital, and specialized modules (e.g., motion, safety, or high-speed counting).

- The **EJ11 module** provides **Ethernet/IP communication**, enabling fast, reliable data exchange with other PLCs, HMIs, or SCADA systems.

2. **Compatibility with Rockwell Ecosystem**

- Seamless integration with **Studio 5000 Logix Designer** for programming.

- Works with **FactoryTalk View SE/ME** for HMI development.

- Supports **CIP (Common Industrial Protocol)** for easy communication with drives, sensors, and other automation devices.

- Compatible with **Rockwell s safety solutions** (e.g., SafetyLogix, GuardLogix) if needed.

3. **Reliability & Industrial Build**

- Designed for **harsh industrial environments** (wide temperature range, vibration resistance).

- **Redundant power supply options** (if configured) improve uptime.

- **Long-term availability** from Rockwell, reducing obsolescence risks compared to some third-party brands.

4. **Ethernet/IP for Modern Automation**

- **Ethernet/IP** is a robust, high-speed protocol ideal for **real-time control, motion, and synchronization** with other devices.

- Supports **VLANs, QoS (Quality of Service), and IP security**, making it suitable for networked automation systems.

- Enables **remote diagnostics, firmware updates, and cloud connectivity** (via FactoryTalk AssetCentre or similar tools).

5. **Cost-Effective for Mid-Sized Applications**

- More affordable than **ControlLogix** or **PowerFlex** systems for applications requiring **12 I/O slots**.

- Lower total cost of ownership compared to some non-Rockwell alternatives due to **mature support and spare parts availability**.

6. **Easy Programming & Maintenance**

- **Studio 5000** provides a **user-friendly IDE** with drag-and-drop functionality, ladder logic, and structured text.

- **Remote programming** via Ethernet/IP reduces downtime for maintenance.

- **Logging and diagnostics** tools help in troubleshooting.

7. **Future-Proofing**

- Rockwell Automation continues to support **CompactLogix** with updates, even as newer platforms (e.g., **Micro800, Blue Robotics**) emerge.

- Can be **migrated to newer systems** if needed, though this may require additional investment.

---

### **Cons**

1. **Limited to Rockwell Ecosystem**

- **Vendor lock-in risk**: While powerful, the system is **optimized for Rockwell products**. Integrating non-Rockwell devices (e.g., Siemens, Schneider) may require additional gateways or protocols.

- **Programming tools are proprietary** (Studio 5000), which can be a drawback if cross-platform flexibility is needed.

2. **Higher Upfront Cost Compared to Entry-Level PLCs**

- While more affordable than **ControlLogix**, it is **more expensive than basic PLCs** (e.g., **Allen-Bradley Micro800, Siemens LOGO, or Delta DOP2000**).

- **Ethernet/IP modules (like EJ11) add cost** compared to simpler communication options (e.g., DH , Modbus).

3. **Physical Size & Installation Constraints**

- The **12-slot chassis is bulkier** than smaller PLCs (e.g., **1769-L32ER**), requiring more space in control panels.

- **Backplane wiring** can be complex for larger I/O expansions, increasing installation time.

4. **Learning Curve for New Users**

- **Studio 5000** has a **steeper learning curve** than simpler PLC programming environments.

- **Ethernet/IP configuration** (VLANs, IP settings, security) requires **networking knowledge**, which may not be available in all engineering teams.

5. **Potential for Overkill in Small Applications**

- If an application **only requires a few I/O points**, a **smaller PLC (e.g., 1769-L18ERN)** or even a **Micro800** might be **more cost-effective**.

- The **12-slot chassis may go unused** if only a few modules are installed, increasing unnecessary complexity.

6. **Deprecation Risk Over Time**

- While Rockwell still supports **CompactLogix**, newer **Micro800** and **Blue Robotics** platforms are being pushed as **more modern alternatives**.

- Future **firmware updates or security patches** may **phase out older models**, though this is unlikely in the near term.

7. **No Built-In Safety Functionality (Without Add-Ons)**

- The **base model does not include safety features**. For **safety-rated applications**, additional **SafetyLogix or GuardLogix modules** are required, adding cost.

---

### **Conclusion**

- **Scalability** (12 I/O slots),

- **High-speed Ethernet/IP communication**,

- **Deep integration with Rockwell s ecosystem** (Studio 5000, FactoryTalk, etc.),

- **Reliability in harsh environments**.

It is **ideal for manufacturers** needing a **balanced mix of performance, expandability, and Rockwell compatibility** without the complexity or cost of a **ControlLogix** system.

However, if the application is **small-scale, budget-constrained, or requires non-Rockwell integration**, a **smaller PLC (e.g., Micro800, 1769 series)** or a **third-party alternative (Siemens, Schneider)** may be more appropriate.

---

### **Recommendation**

You need **12 I/O slots** for expansion.

Your system **heavily relies on Rockwell Automation products** (e.g., existing ControlLogix, PowerFlex drives, FactoryTalk HMI).

**Ethernet/IP communication** is a critical requirement (e.g., motion control, real-time synchronization).

You have **engineering resources familiar with Studio 5000**.

The application **justifies the cost** over smaller PLCs.

The application is **small-scale** (a **Micro800 or 1769 series** may suffice).

You need **cross-vendor compatibility** (e.g., Siemens, Schneider) and are open to **Modbus, Profibus, or other protocols**.

**Budget is tight** a **used/refurbished unit** or a **non-Rockwell PLC** could be more cost-effective.

Your team lacks **experience with Studio 5000** training may be required.

For **Rockwell-centric, mid-sized automation projects** requiring **scalability and Ethernet/IP**, the **100-D210EJ11 is a solid, reliable choice**. However, **carefully assess whether the full 12-slot chassis is necessary** sometimes a **smaller PLC with fewer slots** is the smarter financial decision. Always **compare total cost of ownership (TCO)** against alternatives before purchasing.

Details:

All products are guaranteed to be working but may show signs of use if purchasing a used product. Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. ALLEN BRADLEY 100-D210EJ11 / 100D210EJ11 USED DISCONTINUED BY MANUFACTURER 03/31/2019, CONTACTOR, 210 AMP, 24V 50/60 HZ /24 VDC ELEC CL, HZ, ELECTRONIC COIL AND INTERFACE, 1 N.O. Call to use a shipping service other than the ones listed.

Sells new and surplus product develops channels to purchase such.

part #: 100d210ej11 prices

• $3653.85-$3837.59

specifications automationjack:

• brand: Allen Bradley
• mpn: 100-d210ej11

offer automationjack:

• quantity: 1
• options: Ship-to-home
• availability: In Stock
• best offers: True
• started: March 15, 2026
• sold: 0

general automationjack:

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

seller automationjack:

• city: 1 Millennium Dr, Willingboro, NJ 08046
• rating: 99.6%
• # reviews: 194675

payments automationjack:

• wallet: Apple-pay
• other
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returns automationjack:

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

shipping automationjack:

• transit: 27-32 Days
• class: Standard
• service: Standard
• cost: $12.90
• type: Fixed

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