MOSIER NORGREN EJ1255A1-1-1-2X2 Hydraulic Pneumatic EJ1255A1-1-1/2X2

( Brand: Mosier Norgren ), ( Manufacturer Part Number: EJ1255A1-1-1/2X2 ), ( Part Type: Hydraulic Pneumatic Cylinder )

Review MOSIER NORGREN Ej1255a1-1-1/2x2 Ej1255a1112x2 Used

The **Mosier-Bergstrom (now Norgren) EJ1255A1-1 1/2" x 2" Series Electric Actuator** is a high-performance, versatile pneumatic cylinder designed for demanding industrial applications where precision, reliability, and durability are paramount. This robust actuator is engineered to deliver consistent, repeatable motion with exceptional force and speed, making it an ideal choice for automated systems, material handling, packaging machinery, and other industrial processes requiring linear actuation. The **1/2" (12.7 mm) rod diameter** provides a balanced combination of strength and maneuverability, ensuring smooth operation even under heavy loads, while the **2" (50.8 mm) stroke length** offers ample range for a wide variety of applications, from simple clamping tasks to complex positioning sequences. Constructed from high-quality materials, including a **galvanized steel cylinder body** and **hardened steel rod**, this actuator is built to withstand harsh environments, including exposure to dust, moisture, and temperature fluctuations, while maintaining optimal performance over extended periods of use. The **EJ1255A1** features a **single-acting design**, meaning it extends under air pressure and retracts via a spring return, simplifying system integration and reducing the need for additional components. Its **1/4" NPT (National Pipe Thread) air port** ensures a secure and leak-proof connection, while the **standard 1/2" NPT rod end** allows for easy attachment to various mounting hardware, including clevis pins, ball joints, or direct shaft couplings. The actuator s **low-friction seals and lubricated piston rod** minimize wear and tear, extending the lifespan of the unit and reducing maintenance requirements, while its **durable end caps and robust mounting flanges** provide stability and resistance to misalignment. Whether deployed in a high-speed production line, a precision assembly system, or a heavy-duty material handling setup, the **EJ1255A1** delivers consistent, forceful motion with minimal energy consumption, making it a cost-effective solution for industries seeking efficiency without compromising on performance. Its modular design also allows for easy customization, including the addition of position sensors, limit switches, or other accessories, further enhancing its adaptability to diverse operational needs.

**Pros and Cons of Buying Mosier-Norgren EJ1255A1-1-1/2x2 and EJ1255A1-11/2x2 Solenoid Valves**

### **Overview**

Mosier-Norgren s **EJ1255A1** series solenoid valves are commonly used in pneumatic control systems for applications like clamping, indexing, and general automation. The two models you mentioned **EJ1255A1-1-1/2x2** and **EJ1255A1-11/2x2** are likely variations of the same base design, differing primarily in port size, coil type, or mounting configuration. Below is a detailed breakdown of their advantages and disadvantages.

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### **Pros**

1. **Reliability and Durability**

- Mosier-Norgren is a well-established brand with a reputation for robust, long-lasting solenoid valves. These units are designed for industrial use, meaning they can withstand frequent cycling, temperature fluctuations, and minor environmental contaminants.

- The **EJ1255A1** series is known for its sturdy construction, including reinforced coils and corrosion-resistant materials (e.g., stainless steel or plated components).

2. **Versatility in Applications**

- These valves are **normally closed (NC)** or **normally open (NO)** configurations, depending on the model variant, making them suitable for a wide range of pneumatic control tasks. They can be used in:

- Clamping systems

- Conveyor indexing

- Actuator control

- General automation (e.g., CNC machines, packaging lines)

- The **1/2-inch and 1-1/2-inch port sizes** offer flexibility for different airflow requirements. The **1/2-inch** version is ideal for low-to-medium flow applications, while the **1-1/2-inch** version handles higher flow rates and larger actuators.

3. **Compatibility with Common Pneumatic Systems**

- These valves are designed to work seamlessly with standard compressed air systems (typically 80 100 psi). They are compatible with most pneumatic fittings (e.g., NPT, quick-connect) and can be easily integrated into existing control panels.

- The **2-way** design simplifies wiring and control logic, making them easier to implement in basic pneumatic circuits.

4. **Energy Efficiency**

- Mosier-Norgren valves are designed to minimize power consumption during operation. The **EJ1255A1** series uses efficient coil designs, reducing heat buildup and extending valve lifespan.

- Some variants include **low-power coils** (e.g., 12V or 24V DC), which are cost-effective for battery-powered or low-voltage systems.

5. **Easy Installation and Maintenance**

- These valves feature **standard mounting options**, including flange, pipe, or panel mounts, allowing for flexible integration into existing setups.

- Maintenance is straightforward common issues like dirt or moisture buildup can be addressed with regular cleaning or replacement of filters. The modular design makes parts replacement easy.

6. **Wide Availability of Accessories**

- Pilot valves for remote control

- Solenoid valve manifolds for multi-valve setups

- Pressure regulators and filters for system optimization

- Compatibility with **PLCs and control systems** (e.g., Allen-Bradley, Siemens) is standard, allowing for easy integration into automated processes.

7. **Cost-Effective for Industrial Use**

- While not the cheapest option on the market, these valves offer a **good balance of performance and price** for industrial applications. Their longevity and reliability often justify the initial investment.

- Bulk purchasing or purchasing through authorized distributors can reduce costs further.

8. **Safety Features**

- Many variants include **fail-safe mechanisms** (e.g., spring-return to NC position in case of power loss), which are critical in safety-critical applications.

- The valves are often **UL, CE, and ATEX-certified**, depending on the variant, ensuring compliance with international safety standards.

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### **Cons**

1. **Higher Upfront Cost Compared to Basic Valves**

- Mosier-Norgren valves are **more expensive** than generic or no-name solenoid valves, especially for high-volume purchases. If budget is a constraint, cheaper alternatives (e.g., Festo, SMC, or generic brands) may be considered.

- The **1-1/2-inch port size** variant will be more costly than the **1/2-inch** version due to larger flow capacity and reinforced components.

2. **Complexity in Wiring and Control**

- While the **2-way design** simplifies basic applications, more complex pneumatic circuits (e.g., those requiring sequencing or multiple stages) may require additional pilot valves or manifolds, increasing system complexity.

- Users unfamiliar with pneumatic control may need to invest time in learning how to wire and troubleshoot these valves.

3. **Sensitivity to Contaminants**

- Like all pneumatic valves, the **EJ1255A1** series is susceptible to **dirt, moisture, and oil** in the compressed air supply. Without proper filtration (e.g., Mosier-Norgren s **FRL units**), contaminants can cause:

- Increased wear on internal seals

- Reduced valve lifespan

- Intermittent failures

- Regular maintenance (e.g., replacing filters) is necessary to prevent issues.

4. **Limited Customization for Special Applications**

- While the series offers standard configurations, **highly specialized applications** (e.g., extreme temperatures, corrosive environments, or unique mounting requirements) may require custom modifications or alternative brands.

- Some variants may not support **high-frequency cycling** (e.g., >10 cycles per second), which could be a limitation for high-speed automation.

5. **Coil Compatibility Issues**

- The **EJ1255A1** series typically comes with **standard coil voltages** (e.g., 12V DC, 24V DC, 110V AC, 220V AC). If your system uses **non-standard voltages** (e.g., 48V DC), you may need to purchase additional adapters or drivers, adding to the cost.

- **High-voltage coils (e.g., 220V AC)** may require additional safety precautions during installation.

6. **Potential for Leakage Over Time**

- As with all pneumatic valves, **seals degrade over time** due to repeated cycling or exposure to contaminants. While Mosier-Norgren valves are durable, users may eventually need to replace **O-rings or internal seals**, which can be a minor inconvenience.

- Proper lubrication (if recommended) can help extend seal life.

7. **Dependence on Compressed Air Quality**

- Poor air quality (e.g., high moisture, oil, or particulate matter) can **reduce valve efficiency** and shorten lifespan. While Mosier-Norgren valves are robust, they are not immune to the effects of dirty air.

- Investing in a **compressed air treatment system** (e.g., dryers, filters, separators) is often necessary for optimal performance.

8. **Limited Direct Support for Advanced Diagnostics**

- Unlike some modern industrial valves, the **EJ1255A1** series does not typically include **built-in diagnostics** (e.g., real-time monitoring of coil temperature or flow rate). Troubleshooting may require external sensors or manual inspection.

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### **Conclusion**

The **Mosier-Norgren EJ1255A1-1-1/2x2** and **EJ1255A1-11/2x2** solenoid valves are **excellent choices for industrial pneumatic applications** where reliability, durability, and ease of integration are priorities. Their **standardized design, compatibility with common systems, and robust construction** make them suitable for a wide range of uses, from basic clamping to more complex automation tasks.

- **Budget is extremely tight** (cheaper alternatives may suffice).

- **Highly specialized or extreme conditions** (e.g., corrosive environments, extreme temperatures) are required.

- **Low-maintenance, plug-and-play simplicity** is desired (simpler valves may be easier to install).

- **Advanced diagnostics or high-frequency cycling** are needed (other brands may offer better features).

For most **mid-to-high-volume industrial applications**, the **EJ1255A1 series** provides a **strong balance of performance, longevity, and compatibility**, making it a **recommended choice** when paired with proper air filtration and maintenance.

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### **Recommendation**

- You need a **reliable, long-lasting valve** for standard pneumatic control.

- Your system operates within **80 100 psi** and requires **1/2-inch or 1-1/2-inch port sizes**.

- You prioritize **brand reputation** and **easy integration** with PLCs or control panels.

- You are willing to invest in **compressed air filtration** to maximize valve lifespan.

- You are working with a **tight budget** explore **Festo, SMC, or generic brands** for cost savings.

- Your application involves **extreme conditions** (e

Details:

The product is used surplus. Packaging and Handling: Items are safely ESD packaged in custom shipping cartons for protection. Part Number EJ1255A1-1-1/2X2. All products are guaranteed to be working but may show signs of use.

Call to use a shipping service other than the ones listed.

part #: ej1255a1112x2 prices

• $85.00-$139.99

specifications hydraulicylind:

• brand: Mosier Norgren
• mpn: Ej1255a1-1-1/2x2
• part type: Hydraulic Pneumatic Cylinder

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• started: March 12, 2026
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