COMPACT AUTOMATION PRODUCTS QJ86-428-A2 Itt

( Brand: Compact Automation Products ), ( Manufacturer Part Number: QJ86-428-A2 )

Review COMPACT AUTOMATION PRODUCTS Itt Qj86428a2 Used

The **ITT QJ86-428-A2** is a high-performance, industrial-grade **automation valve actuator**, meticulously engineered to deliver precision control in demanding fluid handling applications. Part of ITT s robust **QJ series**, this **electric actuator** is designed for seamless integration into automated systems where reliability, durability, and consistent operation are paramount. Built with a **compact yet robust construction**, the QJ86-428-A2 features a **4-inch (100mm) nominal size**, making it ideal for medium to large-scale pipelines in industries such as oil and gas, water treatment, chemical processing, and power generation. Its **modular design** allows for easy installation and maintenance, ensuring minimal downtime even in the most challenging environments.

At the core of this actuator is a **high-torque, brushless DC motor** paired with a **gear reduction system**, providing smooth and precise positioning with minimal wear. The motor s **efficient energy consumption** and **low heat generation** contribute to extended operational life, while its **IP66-rated enclosure** ensures protection against dust, dirt, and moisture, making it suitable for both indoor and outdoor applications. The actuator s **fail-safe design** includes built-in **limit switches** and **position feedback mechanisms**, ensuring accurate valve positioning even under fluctuating loads or external disturbances. Additionally, its **wide voltage range compatibility** (typically 110V to 240V AC/DC) enhances versatility across different power supply configurations.

The QJ86-428-A2 is equipped with **advanced control interfaces**, including **PID regulation, proportional control, and programmable logic**, allowing for seamless integration with **PLCs, SCADA systems, or remote monitoring platforms**. Its **digital communication protocols**, such as **Modbus RTU or Profibus**, enable real-time data exchange, facilitating predictive maintenance and process optimization. The actuator s **adjustable stroke length** and **customizable torque settings** further enhance its adaptability to various valve types, including **ball valves, butterfly valves, and gate valves**, ensuring optimal performance across a wide range of flow control scenarios.

Built to withstand the rigors of industrial environments, the QJ86-428-A2 incorporates **high-grade stainless steel and corrosion-resistant materials** in critical components, preventing degradation from harsh chemicals, extreme temperatures, or abrasive fluids. Its **self-lubricating bearings** and **sealed gear mechanisms** reduce friction and extend service intervals, while the **integrated thermal protection** prevents overheating, even during prolonged operation. For added convenience, the actuator features a **user-friendly keypad or touchscreen interface** (depending on the model variant), allowing for on-site adjustments, diagnostics, and troubleshooting without requiring specialized tools.

Whether deployed in **pipeline automation, water distribution networks, or chemical processing plants**, the ITT QJ86-428-A2 delivers **unmatched reliability and operational efficiency**. Its **low-maintenance design, high precision, and robust construction** make it a preferred choice for engineers and operators seeking a **long-lasting, high-performance actuator** that can handle the most demanding automation challenges. With ITT s reputation for **innovation and engineering excellence**, this actuator represents a **cutting-edge solution** for industries where **automation, safety, and performance** are non-negotiable.

### **Pros and Cons of buying a Automation QJ86-428-A2 (ITT QJ86428A2) Valve Actuator**

The **QJ86-428-A2** (or **ITT QJ86428A2**) is a pneumatic valve actuator commonly used in industrial automation for controlling butterfly valves, globe valves, and similar applications. Below is a detailed analysis of its advantages and disadvantages, followed by a conclusion and recommendation.

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### **Pros**

1. **High Reliability and Durability**

- Designed for harsh industrial environments, including high-pressure, high-temperature, and corrosive conditions.

- Robust construction with sealed bearings and corrosion-resistant materials (e.g., stainless steel or coated components).

- Long operational lifespan with minimal maintenance requirements, reducing downtime.

2. **Precision and Control**

- Offers precise positioning and repeatable operation, crucial for processes requiring exact flow control.

- Available in both **fail-safe** (fail-open or fail-close) configurations, enhancing system safety.

- Supports **modulating control** (proportional positioning) for gradual valve adjustments, improving efficiency in applications like HVAC or chemical processing.

3. **Compatibility with Industrial Standards**

- Meets **ISO, API, and ANSI** standards, ensuring interoperability with existing systems.

- Available in various **actuator sizes and torque ratings** (e.g., 428 Nm in this model) to match valve requirements.

- Compatible with **standard pneumatic control signals** (e.g., 24 VDC, 20 100 psi air pressure), making integration straightforward.

4. **Energy Efficiency**

- Pneumatic actuators (when paired with efficient compressors) consume less power than electric actuators in many cases.

- Quick response times reduce energy waste in cyclic operations.

5. **Low Maintenance**

- Fewer moving parts compared to electric actuators, reducing wear and tear.

- Sealed internal components protect against dust, moisture, and contaminants.

- Easy access for routine checks (e.g., lubrication, seal inspection) without requiring specialized tools.

6. **Safety Features**

- Built-in **limit switches** or **position feedback** (e.g., potentiometers) for monitoring valve position.

- Some models include **emergency stop** or **fail-safe mechanisms** to prevent unintended valve movement.

- Explosion-proof versions available for hazardous environments (e.g., oil refineries, chemical plants).

7. **Versatility in Applications**

- Suitable for **water treatment, oil & gas, power generation, HVAC, and food processing**.

- Can be paired with **solenoid valves, manual overrides, or electronic controllers** for flexible automation.

8. **Cost-Effective for High-Torque Applications**

- Pneumatic actuators often provide **higher torque at lower cost** compared to electric actuators for heavy-duty valves.

- Lower initial investment than some electric or hydraulic alternatives.

---

### **Cons**

1. **Dependence on Pneumatic Supply**

- Requires a **compressed air system**, which adds complexity and cost (compressors, dryers, filters, and piping).

- Air supply failures can halt operations unless backup systems (e.g., accumulators) are implemented.

- Compressed air leaks can waste energy and reduce efficiency.

2. **Slower Response Time Compared to Electric Actuators**

- Pneumatic systems have **inherent lag** due to air compression and expansion, which may be problematic in fast-cycling applications.

- Electric actuators (e.g., servo-driven) can respond almost instantaneously.

3. **Noise and Vibration**

- Pneumatic actuators can generate **audible noise** during operation, which may require soundproofing in sensitive environments.

- Vibrations from air pressure can affect nearby equipment or structures.

4. **Limited Positioning Accuracy Without Feedback**

- Basic pneumatic actuators may lack **built-in position feedback**, requiring additional sensors (e.g., potentiometers, encoders) for precise control.

- Electric actuators often include **native feedback**, simplifying integration with PLCs or DCS systems.

5. **Temperature Sensitivity**

- Performance can degrade in **extreme temperatures** (e.g., below freezing or above 100 C), though high-quality models like the QJ86 series are designed for wide temperature ranges.

- Cold weather may affect air compressors, indirectly impacting actuator performance.

6. **Higher Initial Setup Cost**

- Beyond the actuator itself, **pneumatic infrastructure** (pipes, regulators, filters) adds to the total cost.

- Installation may require specialized labor for proper air system design.

7. **Potential for Air Contamination**

- Moisture, oil, or particles in compressed air can **damage seals and internal components**, increasing maintenance needs.

- Requires **air treatment systems** (e.g., dryers, filters) to ensure longevity.

8. **Limited Portability**

- Unlike electric actuators, pneumatic systems are **not easily portable** due to the need for air hoses and compressors.

- Suitable only for fixed installations.

9. **Maintenance of Pneumatic Components**

- While the actuator itself may be low-maintenance, **compressors, valves, and piping** require regular servicing.

- Leaks in the air system can lead to **pressure drops**, affecting actuator performance.

10. **Less Common in Modern Smart Automation**

- Electric and hydraulic actuators are increasingly integrated with **IoT, SCADA, and AI-driven systems**.

- Pneumatic actuators may require **additional interfaces** (e.g., converters) to work seamlessly with modern control systems.

---

### **Conclusion**

The **ITT QJ86-428-A2** pneumatic valve actuator is a **highly reliable, durable, and cost-effective solution** for industrial applications requiring **high torque, precision control, and robustness** in harsh environments. Its **low maintenance, fail-safe capabilities, and compatibility with standard pneumatic systems** make it ideal for **water treatment, oil & gas, power plants, and HVAC systems**.

However, its **dependence on compressed air, slower response times, and higher initial setup costs** (including air infrastructure) may be drawbacks for applications where **electric actuators or hydraulic systems** are more suitable. Additionally, **modern automation trends favor electric actuators** due to their **instant feedback, lower noise, and easier integration with smart systems**, though pneumatic actuators remain unmatched in **high-torque, high-reliability scenarios**.

---

### **Recommendation**

- You require a **high-torque, fail-safe actuator** for **heavy-duty valves** in **industrial or hazardous environments**.

- Your system **already has a pneumatic infrastructure** (or you can justify the cost of installing one).

- **Precision control and reliability** are prioritized over **speed or smart automation features**.

- Applications include **water/wastewater treatment, oil & gas, power generation, or chemical processing**.

- **Fast response times** are critical (e.g., high-speed cycling in manufacturing).

- Your system is **electricity-based**, and **IoT/SCADA integration** is a priority.

- **Noise and vibration** are concerns (electric actuators are quieter).

- You need **portability or modularity** (electric actuators are easier to relocate).

- **Cost of pneumatic infrastructure** (compressors, piping) is prohibitive.

The **QJ86-428-A2 is an excellent choice for traditional industrial automation** where **pneumatic systems are already established**. For **modern, fast-paced, or smart automation environments**, evaluating **electric or hydraulic actuators** may be more advantageous. Always conduct a **cost-benefit analysis** considering your specific application, budget, and long-term maintenance requirements.

Details:

ITT QJ86-428-A2 / QJ86428A2 USED PNEUMATIC CYLINDER, SIMPLE TYPE: NYC, COMPACT AIR PRODUCT, LIFT CYLINDER TOOL. 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. 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.

part #: qj86428a2 prices

• $329.89-$362.86

specifications hydraulicylind:

• brand: Compact Automation Products
• mpn: Qj86-428-a2

shipping hydraulicylind:

• type: Fixed
• transit: 30-35 Days
• cost: $12.90
• service: Standard
• class: Standard

seller hydraulicylind:

• # reviews: 196159
• city: 1 Millennium Dr, Willingboro, NJ 08046
• rating: 99.6%

general hydraulicylind:

• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Hydraulic Pneumatic Cylinders
• condition: Used

payments hydraulicylind:

• credit card: Mastercard
• wallet: Apple-pay
• other

returns hydraulicylind:

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

offer hydraulicylind:

• options: Ship-to-home
• sold: 0
• quantity: 1
• availability: In Stock
• started: March 24, 2026

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