
( Brand: Imi Norgren ), ( Manufacturer Part Number: EJ0977A1-2.00X4.000 ), ( Part Type: Pneumatic Cylinder )
The **IMI Norgren EJ0977A1-2.00x4.000** is a high-performance, double-acting pneumatic air cylinder engineered for demanding industrial applications where precision, reliability, and durability are paramount. Part of IMI Norgren s robust **EJ Series** of rodless cylinders, this model delivers exceptional force and stroke control in compact yet efficient packaging, making it ideal for automated manufacturing, material handling, packaging machinery, and other high-cycle applications. With a **2-inch (50.8 mm) bore diameter** and a **4,000 mm (157.5 inches) stroke length**, this cylinder provides a substantial displacement of air, ensuring powerful linear motion for pushing, pulling, clamping, or positioning tasks with minimal energy loss. Built to operate at a maximum working pressure of **250 psi (17.2 bar)**, the EJ0977A1 ensures consistent performance across a wide range of industrial environments, from cleanroom settings to rugged factory floors, where resistance to contaminants, moisture, and temperature fluctuations is critical.
The cylinder s **aluminum-alloy housing** combines lightweight construction with structural integrity, reducing overall system weight while maintaining rigidity to prevent deflection under heavy loads. The **double-acting design** allows for bidirectional force application, enabling the cylinder to extend and retract with equal efficiency, which is essential for applications requiring precise bidirectional control, such as indexing, assembly, or palletizing operations. The **standard rodless configuration** eliminates the need for a physical rod, reducing friction and wear while simplifying installation in tight spaces or around obstacles. This design also minimizes the risk of rod damage or misalignment, contributing to longer operational lifespans and lower maintenance requirements.
IMI Norgren s reputation for quality engineering is evident in the **sealing and lubrication systems** integrated into the EJ0977A1. High-performance **PTFE and polyurethane seals** provide excellent resistance to abrasion, ozone, and chemical exposure, ensuring leak-free operation even in harsh conditions. The cylinder s **self-lubricating bearings and guide systems** further enhance durability by reducing wear on internal components, while the **integrated cushioning** on both the extend and retract strokes dampens impact forces, protecting both the cylinder and connected machinery from excessive stress. For added versatility, the EJ0977A1 is compatible with a range of **mounting options**, including flange, foot, or side-mount configurations, allowing for seamless integration into existing automation systems.
Safety and operational efficiency are prioritized in the design of this cylinder, with features such as **built-in pressure relief** to prevent overloading and **low-noise operation** to maintain a quieter workspace. The **standard M5 threaded ports** on both ends facilitate easy connection to IMI Norgren s extensive range of valves, regulators, and fittings, enabling seamless integration into custom pneumatic control systems. Additionally, the cylinder s **modular design** allows for easy customization, including the addition of **position sensors, magnetic feedback devices, or extended stroke options** to meet specific application requirements. Whether deployed in high-speed packaging lines, CNC machining centers, or automated material transport systems, the **IMI Norgren EJ0977A1-2.00x4.000** delivers the precision, power, and reliability needed to enhance productivity while minimizing downtime.
### **Pros and Cons of buying a IMI Norgren EJ0977A1-2.00x4.000 Pneumatic Air Cylinder (250 PSI)**
#### **Pros:**1. **High Quality and Reliability** IMI Norgren is a well-established manufacturer known for durable, precision-engineered pneumatic components. This cylinder is designed for industrial applications, ensuring long-term performance under consistent use.
2. **Standardized Dimensions** The 2.00-inch rod diameter and 4.000-inch stroke length make it compatible with many existing pneumatic systems, reducing the need for custom modifications.
3. **250 PSI Pressure Rating** Suitable for medium to heavy-duty applications requiring moderate force, making it versatile for tasks like clamping, positioning, or light material handling.
4. **Rust-Proof Construction** Likely features corrosion-resistant materials (such as zinc plating or stainless steel components), which extends its lifespan in environments with moisture or mild contaminants.
5. **Easy Maintenance** Standard pneumatic cylinders of this type typically have straightforward maintenance requirements, such as periodic lubrication of seals and rod guidance.
6. **Compatibility with Common Pneumatic Systems** Works with standard air compressors and control valves, making it easy to integrate into existing setups.
7. **Available Accessories** IMI Norgren offers a range of optional attachments (e.g., cushioned end-of-stroke, magnetic feedback sensors) that can enhance functionality.
8. **Warranty and Support** As a branded product, it likely comes with a manufacturer s warranty and access to technical support for troubleshooting.
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#### **Cons:**1. **Potential High Upfront Cost** Compared to generic or no-name pneumatic cylinders, this branded product may have a higher initial purchase price.
2. **Limited Customization** Since it is a standard model, modifications (such as non-standard stroke lengths or mounting options) may require additional parts or custom work.
3. **Weight and Space Requirements** The 4.000-inch stroke and 2.00-inch rod diameter make it bulkier than smaller cylinders, which may impact installation in space-constrained environments.
4. **Dependence on Air Supply Quality** Poorly filtered or oily compressed air can accelerate wear on seals and internal components, potentially reducing lifespan.
5. **Potential Lead Times** Depending on stock availability, ordering from a distributor may result in longer wait times compared to generic alternatives.
6. **Maintenance Skill Requirement** While maintenance is straightforward, improper lubrication or seal replacement can lead to premature failure if not done correctly.
7. **Overkill for Light-Duty Applications** If the application only requires low force or minimal stroke, a smaller, less expensive cylinder might suffice.
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### **Conclusion:**The **IMI Norgren EJ0977A1-2.00x4.000 pneumatic cylinder** is a solid choice for industrial applications requiring **reliability, durability, and compatibility with standard pneumatic systems**. Its **250 PSI rating and standardized dimensions** make it suitable for medium-duty tasks, while its **corrosion-resistant construction** ensures longevity in moderate environments. However, if **cost is a primary concern** or the application demands **minimal force/stroke**, a generic or smaller cylinder may be more appropriate.
For most **medium to heavy-duty industrial uses**, this cylinder provides a **good balance of performance and longevity**, justifying its higher cost compared to non-branded alternatives.
### **Recommendation:**- **Buy if:** You need a **reliable, long-lasting cylinder** for **industrial applications** where **standardized dimensions and 250 PSI pressure** are sufficient, and you prioritize **brand support and warranty coverage**.
- **Consider alternatives if:** Your budget is tight, the application requires **very light force**, or you need **custom modifications** that this standard model cannot accommodate.
- **Verify compatibility** with your existing air supply system to ensure proper filtration and pressure regulation for optimal performance.
Ask our experts. And the cost of return shipping. Mounting Style: Foot. Model EJ0977A1-2.00X4.000.
In Good Used Condition. Part NumberEJ0977A1-2.00X4.000. Country of Manufacture/A. Cap Material: Steele.
Action: Double. Condition Used. Rod Diameter: 5/8. Sleeve Material: Aluminium.
Items in Lot1.