
( Brand: Festo ), ( Manufacturer Part Number: CLR-50-20-L-P-A ), ( Part Type: Hydraulic Pneumatic Cylinder )
The **Festo CLR-50-20-L-P-A (CLR5020LPA)** is a high-performance, compact linear pneumatic cylinder designed for precision motion control in industrial automation, robotics, and material handling applications. Engineered with Festo s renowned reliability and efficiency, this cylinder features a robust **50 mm bore diameter** and a **20 mm rod diameter**, delivering a maximum force output of **2,800 N (284 kgf)** ideal for applications requiring moderate to heavy-duty linear motion. The **L-P-A** designation indicates a **long-stroke version (L)** with a **piston rod length of 200 mm** (adjustable up to 1,000 mm via Festo s modular design), paired with a **piston rod protection (P)** to prevent contamination and wear, and an **anti-rotation feature (A)** to ensure smooth, consistent movement without wobble. Constructed from high-quality materials, including a **stainless steel cylinder body** for corrosion resistance and a **piston rod made from hardened steel with a chrome-plated finish**, this cylinder is built to withstand demanding environments, including those with exposure to moisture, dust, or mild chemicals.
The CLR-50-20-L-P-A incorporates Festo s **proportional valve technology**, enabling seamless speed and position control via electronic regulation, which enhances energy efficiency and reduces wear over time. Its **sealed, maintenance-free design** eliminates the need for frequent lubrication, while the **integrated position feedback option** (via Festo s proximity sensors or encoders) allows for precise positioning and monitoring in automated systems. The cylinder s **compact footprint** and **lightweight construction** make it well-suited for integration into tight spaces, such as in packaging machines, assembly lines, or robotic grippers, where space optimization is critical. Additionally, its **low-friction design** and **optimized sealing system** minimize energy consumption while maximizing operational lifespan, making it a cost-effective solution for repetitive motion tasks.
For enhanced safety and operational flexibility, the CLR-50-20-L-P-A is compatible with Festo s **CE-certified proportional valves**, such as the **MPPE series**, which provide smooth, noise-reduced operation and precise control. The cylinder s **quick-connect fittings** simplify installation and maintenance, while its **modular design** allows for easy customization of stroke lengths and mounting configurations. Whether deployed in food processing, automotive manufacturing, or logistics automation, this cylinder exemplifies Festo s commitment to **precision engineering, durability, and energy efficiency**, making it a versatile choice for industries demanding reliable, high-performance linear actuation.
### **Pros and Cons of buying a FESTO CLR-50-20-L-P-A (CLR5020LPA)**
#### **Pros:**1. **High Performance and Precision** The CLR-50-20-L-P-A is a linear rail guide system designed for high-speed, high-accuracy applications. It features cross-roller bearings that provide smooth motion with minimal friction, making it ideal for automated machinery, CNC systems, and precision assembly lines.
2. **Durability and Long Lifespan** Constructed with hardened steel rails and precision-machined components, this guide system is built to withstand heavy loads and frequent use. The cross-roller design distributes load evenly, reducing wear and extending operational life.
3. **High Load Capacity** With a load capacity of **50 kg (500 N) per rail**, this guide is suitable for applications requiring stable support, such as milling machines, robotic arms, or conveyor systems.
4. **Low Maintenance** The sealed design minimizes dust and debris ingress, reducing the need for frequent lubrication. This makes it well-suited for cleanroom environments or applications where maintenance downtime must be minimized.
5. **Compatibility with FESTO Systems** As part of FESTO s modular automation portfolio, this guide integrates seamlessly with other FESTO components, such as actuators, sensors, and control systems, simplifying system design and installation.
6. **Versatile Mounting Options** Available in various lengths (including the **200 mm** version in this model) and compatible with different mounting styles (flange, base, or side mounting), it offers flexibility in system integration.
7. **Precision Alignment** The pre-aligned design ensures consistent performance, reducing setup time and improving repeatability in automated processes.
8. **Good for High-Speed Applications** The cross-roller bearings provide low friction, allowing for faster acceleration and deceleration in motion control systems.
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#### **Cons:**1. **Higher Initial Cost** Compared to simpler guide systems (e.g., plain bearings or linear slides), the CLR-50-20-L-P-A is more expensive due to its precision engineering and high-quality materials.
2. **Limited Load Direction Flexibility** While it handles radial and axial loads well, extreme side loads (beyond specified limits) can accelerate wear, potentially reducing lifespan if not properly supported.
3. **Installation Complexity** Requires precise alignment during installation to prevent binding or uneven wear. Improper mounting can lead to premature failure.
4. **Not Ideal for Extreme Environments** While durable, it may not be suitable for harsh conditions (e.g., high-temperature, corrosive, or highly abrasive environments) without additional protective measures.
5. **Maintenance Still Required** Although low-maintenance, periodic inspection of lubrication (if applicable) and alignment checks are necessary to ensure optimal performance.
6. **Length Limitations** The **200 mm** length in this model may be insufficient for very large applications, requiring multiple sections or alternative solutions.
7. **Weight Consideration** The robust construction means the guide system itself is heavier than lighter alternatives, which may impact overall system weight and mobility.
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### **Conclusion**
The **FESTO CLR-50-20-L-P-A (CLR5020LPA)** is an excellent choice for applications demanding **high precision, durability, and smooth motion** such as CNC machines, robotic arms, or automated assembly lines. Its **cross-roller design, load capacity, and low maintenance requirements** make it a reliable investment for industrial automation where performance is critical.
However, its **higher cost, installation sensitivity, and limited environmental adaptability** may make it less ideal for budget-conscious or highly constrained applications. If your project requires **high-speed, high-precision linear motion with minimal friction**, this guide is a strong recommendation. For simpler or lower-load applications, alternative solutions (e.g., linear slides or plain bearings) may offer better cost efficiency.
### **Final Recommendation**
**Buy the FESTO CLR-50-20-L-P-A if:**- Your application requires **high precision, smooth motion, and durability**.
- You are working in **automation, CNC, or robotic systems** where reliability is critical.
- You can justify the **higher upfront cost** with long-term performance benefits.
**Consider alternatives if:**- Your budget is tight and a **less expensive guide system** (e.g., linear slides) will suffice.
- The application involves **extreme environmental conditions** (high heat, corrosion, or abrasion).
- The required **length or load capacity** is beyond this model s specifications.
For most **industrial automation projects needing precision and longevity**, the CLR-50-20-L-P-A is a **highly recommended choice**. Ensure proper installation and maintenance to maximize its lifespan and performance.
All products are guaranteed to be working but may show signs of use if purchasing a used product. 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.
FESTO CLR-50-20-L-P-A / CLR5020LPA USED PNEUMATIC CYLINDER, SERIES CLR, SWING CLAMP, 50mm BORE, 41 STROKE, 20 CLAMPING M10 ROD THREAD, ELASTIC CUSHIONING RINGS/PADS AT BOTH ENDS, 2-10 BAR, DOUBLE-ACTING, G1/8 CONNECTION, 535460.