1. Automation/Motion Controls For Sale
  2. sku: 15973015459464881
  3. ALLEN BRADLEY 100-C16EQ10

ALLEN BRADLEY 100-C16EQ10 Contact 342771

100-c16eq10 Allen Bradley Series B Auxiliary Contact #342771

( Brand: Allen Bradley ), ( Manufacturer Part Number: 100-C16EQ10 )

Review ALLEN BRADLEY Series Auxiliary Contact #342771

The **Allen-Bradley 100-C16EQ10** is a high-performance, industrial-grade contactor designed for reliable and efficient control of electric motors and other high-power loads in demanding automation environments. Part of Rockwell Automation s **100 Series** line, this contactor is engineered to deliver exceptional durability, precise operation, and seamless integration with other components in a control system. The unit features a **16-ampere (10A continuous) rating**, making it well-suited for applications requiring moderate to heavy-duty switching, such as pumps, compressors, conveyors, and HVAC systems. Its **3-pole configuration** ensures balanced current distribution across phases, reducing the risk of uneven wear and improving overall system efficiency.

Constructed with **high-quality materials**, including a robust coil assembly and a durable mechanical linkage, the **100-C16EQ10** is built to withstand frequent cycling, thermal stress, and environmental challenges commonly found in industrial settings. The contactor incorporates **silver-cadmium oxide contacts**, which provide excellent resistance to welding and arcing, ensuring long-term reliability even under heavy loads. Additionally, its **auxiliary contacts** (if included in the variant) offer versatile signaling capabilities for monitoring and control feedback within the automation system.

This contactor is designed for easy installation and maintenance, featuring a **compact yet sturdy enclosure** that allows for straightforward mounting on DIN rails or panel surfaces. The **plug-in design** simplifies wiring and replacement procedures, reducing downtime and enhancing operational flexibility. When paired with compatible **Allen-Bradley relays, starters, or PLCs**, the **100-C16EQ10** seamlessly integrates into larger control schemes, enabling precise motor control, overload protection, and fault detection. Its **low power consumption** and **fast response time** further contribute to energy efficiency and system performance.

Ideal for applications in manufacturing, process control, and automation, the **100-C16EQ10** is a dependable choice for engineers and technicians seeking a reliable, high-quality contactor that balances performance, longevity, and ease of use. Whether deployed in a new installation or as a replacement for aging equipment, this component ensures consistent operation and minimizes the risk of unexpected failures, reinforcing its status as a trusted workhorse in industrial automation.

### **Pros and Cons of buying a Allen-Bradley 100-C16EQ10 Contact (Part Number 342771)**

#### **Pros**

1. **Reliability and Durability** Allen-Bradley (now part of Rockwell Automation) is a well-established brand known for high-quality industrial components. This contactor is designed for heavy-duty applications, offering long-term reliability in harsh environments.

2. **Compatibility with PLC Systems** The 100-C16EQ10 is part of the **100 Series** contactor line, which integrates seamlessly with Rockwell Automation s **ControlLogix, CompactLogix, and Micro800 PLCs**, making it ideal for automated control systems.

3. **High Current Rating** With a **16A (AC-3) contact rating**, it can handle moderate to heavy loads in industrial machinery, motors, and control circuits without overheating.

4. **Compact and Space-Efficient Design** The **100 Series** is designed for modular applications, allowing for easy integration into control panels and enclosures.

5. **Standardized and Easy to Source** As a widely used component, it is readily available from authorized distributors (e.g., Grainger, AutomationDirect, or Rockwell s own supply chain), reducing lead times.

6. **Low Maintenance** Contactor designs like this are built for minimal wear, reducing the need for frequent replacements or adjustments.

7. **Compatibility with Auxiliary Contacts** The unit can be paired with auxiliary relays (e.g., **100 Series auxiliary relays**) for additional control functions, increasing flexibility in circuit design.

8. **Energy Efficiency** Modern contactors like this one are optimized for reduced power consumption during operation, contributing to cost savings in industrial applications.

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#### **Cons**

1. **Limited Current Capacity for Heavy Loads** While **16A (AC-3)** is sufficient for many applications, it may be **underpowered for very high-current motors or heavy-duty machinery** (e.g., large pumps, compressors, or high-horsepower motors). In such cases, a **20A or higher contactor** (e.g., **100-C20EQ10**) would be more appropriate.

2. **Higher Cost Compared to Generic Brands** Allen-Bradley components are **premium-priced** compared to generic or aftermarket alternatives. For budget-sensitive projects, cheaper contactors (e.g., from **Siemens, Schneider, or Omron**) may be considered, though with potential trade-offs in reliability.

3. **Potential for Overheating in Continuous Duty** If used in **continuous duty (L10) applications** without proper derating or cooling, the contactor may overheat, reducing lifespan. Always check **service factor ratings** and ensure proper ventilation.

4. **Compatibility Issues with Non-Rockwell Systems** While widely used in Rockwell ecosystems, it may require **additional interfacing components** (e.g., I/O modules) when integrated with **non-Rockwell PLCs** (e.g., Siemens, Mitsubishi), adding complexity.

5. **Replacement Parts Dependency** Since Allen-Bradley is a proprietary system, **replacement contacts or auxiliary relays** must be sourced from Rockwell or authorized dealers, which can be more expensive than generic replacements.

6. **Slightly Bulkier Than Ultra-Compact Alternatives** Compared to **micro-contactors** (e.g., **100 Series micro-contactors**), this unit is larger, which may be a limitation in **space-constrained applications**.

7. **Potential for Arc Flash Hazards** Like all contactors, improper handling or maintenance can lead to **arc flash risks**, requiring proper safety protocols (e.g., lockout/tagout, PPE) during installation or servicing.

8. **Learning Curve for Non-Experienced Technicians** Due to its integration with **Rockwell Automation software (Studio 5000, RSLogix)**, troubleshooting may require **specialized knowledge**, increasing maintenance costs if in-house expertise is lacking.

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### **Conclusion**

The **Allen-Bradley 100-C16EQ10 contactor (342771)** is a **reliable, high-quality choice** for applications requiring **16A AC-3 control** within a **Rockwell Automation PLC ecosystem**. It excels in **industrial automation, motor control, and modular panel applications** where **seamless integration and long-term durability** are priorities.

However, it is **not ideal for high-current applications** (beyond 16A) or **cost-sensitive projects** where generic alternatives may suffice. Additionally, **proper derating, cooling, and maintenance** are essential to prevent overheating and ensure longevity.

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### **Recommendation**

- **Buy if:**

- You are working within a **Rockwell Automation system** (ControlLogix, CompactLogix, Micro800).

- Your application requires **16A AC-3 control** (e.g., small motors, solenoids, heating elements).

- You prioritize **reliability, compatibility, and long-term support** over cost savings.

- Space and modularity are key considerations in your control panel design.

- **Consider Alternatives if:**

- Your load exceeds **16A**, and you need a **higher-rated contactor** (e.g., **100-C20EQ10, 100-C30EQ10**).

- You are working with **non-Rockwell PLCs** and need a more universally compatible option (e.g., **Siemens 3TF11, Schneider CT10**).

- Budget constraints make a **premium brand unnecessary**, and a **generic contactor** (e.g., **Omron G2R, TE Connectivity**) would suffice.

- Your application involves **frequent cycling or high inrush currents**, requiring a **higher service factor or auxiliary cooling**.

- **Best Practices for Use:**

- Ensure proper **derating** if operating near maximum current.

- Use **auxiliary relays** for additional control functions if needed.

- Follow **Rockwell Automation s wiring and installation guidelines** to prevent overheating.

- Consider **surge protection** if the contactor is exposed to electrical transients.

**Final Verdict:** For most **Rockwell Automation-based industrial control applications** requiring **16A AC-3 switching**, the **100-C16EQ10 is an excellent choice**. However, evaluate load requirements and system compatibility before purchasing to avoid unnecessary costs or performance issues.

Details:

ALLEN BRADLEY 100-C16EQ10 SERIES B. COIL voltage : 12 V/DC. MANUFACTURER PART NUMBER: 100-C16EQ10. CONTACT CONFIGURATION: 1X N.O.

part #: 100c16eq10 prices

  • $48.75-$279.95

specifications automationjack:

  • brand: Allen Bradley
  • mpn: 100-c16eq10

seller automationjack:

  • rating: 99.9%
  • # reviews: 21948
  • city: Clinton Township, Michigan

general automationjack:

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

shipping automationjack:

  • transit: 2-5 Days
  • carrier: FedEx, UPS, USPS
  • service: FedEx Ground / FedEx Home Delivery, UPS Ground, USPS Priority Mail, FedEx Standard Overnight
  • type: Calculated
  • class: Standard, Expedited, One-day
  • cost: $22.15

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returns automationjack:

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offer automationjack:

  • best offers: True
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • started: June 4, 2026
  • availability: In Stock
category: business & industrial > industrial automation motion controls > automation equipment, sku: 15973015459464881,
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2 offers $48.75–$279.95 USD
  • Used. Offer #1 priced at $48.75 + $22.15 shipping estimate = $70.90* total. MANUFACTURER PART NUMBER: . MANUFACTURED BY: ALLEN BRADLEY.+$22.15 shipping
  • New. Offer #2 priced at $279.95 + $20.00 shipping estimate = $299.95* total. Model: Manufacture: Allen Bradley.+$20.00 shipping

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