
( Brand: Kendrion ), ( Manufacturer Part Number: 43-116-04E00 ), ( Part Type: Valve Manifold )
The **Kendrion 43-116-04E00 (part number 4311604E00)** is a high-performance, precision-engineered linear guideway system designed for demanding industrial applications requiring exceptional rigidity, smooth motion, and long-lasting durability. Part of Kendrion s renowned **i5** series, this guideway combines advanced ball bearing technology with a robust, corrosion-resistant construction to deliver reliable performance in both cleanroom and harsh environmental conditions. The unit features a **closed-loop, recirculating ball bearing design**, ensuring minimal friction and wear while maintaining precise alignment and load capacity. Its **four-row ball bearing arrangement** distributes forces evenly across the guide, reducing deflection and enhancing stability ideal for applications such as CNC machining centers, robotics, semiconductor manufacturing equipment, and high-precision assembly lines. The guideway s **smooth, low-friction motion** is achieved through optimized ball circulation paths and high-quality steel components, minimizing energy loss and extending the system s operational lifespan. Additionally, the **E00 variant** incorporates Kendrion s **Eco-Friendly lubrication system**, reducing maintenance requirements while maintaining superior performance in both dry and lubricated configurations. With a **modular design**, this guideway can be easily integrated into existing systems, offering flexibility in mounting options and customization for specific load and speed requirements. Built to withstand repetitive dynamic loads and high-precision positioning demands, the **43-116-04E00** is a trusted choice for manufacturers seeking a balance of performance, reliability, and longevity in their motion control applications.
### **Pros and Cons of buying a Kendrion 43-116-04E00 (4311604E00) Linear Actuator**
#### **Overview**
The **Kendrion 43-116-04E00** is a **43mm diameter, 116mm stroke, permanent magnet synchronous (PMS) linear actuator** designed for precision motion control in applications such as automation, robotics, medical devices, and industrial machinery. It is part of Kendrion s **KL series**, known for high performance, compact design, and reliability.
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### **Pros**
1. **High Precision and Repeatability**
- The actuator uses **permanent magnet synchronous (PMS) technology**, which provides smooth, precise motion with minimal backlash and high positional accuracy.
- Ideal for applications requiring **sub-micron resolution** (depending on the controller and feedback system).
2. **Compact and Lightweight Design**
- With a **43mm diameter**, it is one of Kendrion s smaller actuators, making it suitable for **space-constrained applications** without sacrificing power.
- Lower mass compared to hydraulic or pneumatic alternatives, reducing inertia in dynamic systems.
3. **High Efficiency and Energy Savings**
- PMS actuators have **low energy consumption** due to their brushless design, reducing heat generation and operational costs.
- No mechanical wear from brushes or commutators, leading to **longer lifespan** with proper maintenance.
4. **Fast Response and High Acceleration**
- Capable of **rapid movement and high acceleration** (depending on load and control settings), making it suitable for **high-speed automation**.
- Quick settling time, reducing cycle times in industrial applications.
5. **Low Maintenance Requirements**
- **No lubrication needed** (in most configurations), reducing downtime and maintenance costs.
- Sealed design protects against dust, moisture, and contaminants (depending on the IP rating).
6. **Quiet Operation**
- Brushless motors produce **minimal noise** compared to brushed DC or pneumatic actuators, which is beneficial in **cleanroom or sensitive environments**.
7. **Compatibility with Advanced Control Systems**
- Works seamlessly with **servo drives, PLCs, and motion controllers** (e.g., Kendrion s own controllers or third-party systems like Beckhoff, Siemens, or Delta).
- Supports **closed-loop control** with encoders (e.g., absolute or incremental) for precise feedback.
8. **Versatile Mounting Options**
- Can be integrated into systems via **flange, threaded rod, or linear guideways**, offering flexibility in mechanical design.
- Compatible with **Kendrion s modular accessories** (e.g., brakes, limit switches, or custom mounts).
9. **Long Service Life**
- High-quality **rare-earth magnets (likely NdFeB)** and **stainless steel or hardened components** ensure durability under continuous operation.
- Expected **lifespan of 50,000 hours** under normal conditions (varies with load and environment).
10. **Environmental and Safety Benefits**
- **No hydraulic fluid leaks** (unlike hydraulic actuators), reducing environmental risks.
- **No sparks or open flames**, making it safer in **explosion-proof or hazardous environments** (if properly rated).
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### **Cons**
1. **Higher Upfront Cost**
- Compared to **standard DC brushless or pneumatic actuators**, PMS linear actuators like this one are **more expensive** due to advanced materials and precision manufacturing.
- Initial investment may be a barrier for small businesses or budget-sensitive projects.
2. **Complexity in Integration**
- Requires **compatible servo drives, controllers, and feedback devices** (e.g., encoders), which can add to system complexity and cost.
- May need **additional programming knowledge** for optimal tuning (e.g., PID settings, velocity profiles).
3. **Sensitivity to Load Variations**
- Performance degrades if the **actual load exceeds specifications** (e.g., excessive friction, misalignment, or dynamic loads).
- Requires **proper sizing** to avoid stalling or overheating; undersizing can lead to poor performance.
4. **Limited Stroke for Some Applications**
- With a **116mm stroke**, it may not be sufficient for **long-travel applications** (e.g., large-scale automation or heavy-duty machinery).
- For longer strokes, **multiple actuators or a different model** (e.g., Kendrion s 63mm or 80mm series) may be needed.
5. **Dependence on Power Supply Stability**
- Performance can be affected by **voltage fluctuations or poor power quality**, requiring stable drivers.
- May need **filtering or dedicated power supplies** in noisy environments.
6. **Potential for Overheating in High-Duty Cycles**
- Continuous high-speed operation or **overloading** can cause **thermal issues**, though Kendrion s designs typically include **thermal protection**.
- Adequate **cooling or derating** may be necessary in extreme conditions.
7. **Limited Availability of Spare Parts**
- Kendrion is a **specialty motion control manufacturer**, so **spare parts or replacements** may not be as readily available as for more common actuators (e.g., from Bosch Rexroth or Festo).
- Longer lead times for repairs or replacements compared to mass-market alternatives.
8. **Requires Proper Commissioning**
- Unlike plug-and-play pneumatic actuators, PMS linear actuators need **calibration, tuning, and testing** for optimal performance.
- May require **expertise in motion control** for setup, increasing implementation time.
9. **Not Ideal for High-Temperature Environments**
- While Kendrion actuators are robust, **extreme temperatures (above 80 C or below -20 C)** can affect performance unless specified otherwise.
- Some models may require **special coatings or thermal management**.
10. **Potential for Resonance Issues**
- In **high-speed applications**, the actuator and load system may experience **vibration or resonance**, requiring **damping or tuning** to mitigate.
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### **Conclusion**
The **Kendrion 43-116-04E00** is a **high-performance, precision linear actuator** well-suited for **automation, robotics, medical devices, and industrial applications** where **smooth motion, efficiency, and reliability** are critical. Its **compact size, low maintenance, and compatibility with advanced control systems** make it a strong choice for **space-constrained, high-precision tasks**.
However, its **higher cost, complexity in integration, and sensitivity to load conditions** may make it **less ideal for cost-sensitive or simple applications**. It is **not a drop-in replacement** for pneumatic or hydraulic actuators but excels in **electrically driven, high-precision systems**.
For **small-scale automation, medical equipment, or robotics**, this actuator is an **excellent investment** if budget and integration complexity can be managed. For **large-scale or high-volume applications**, a **cost-effective alternative** (e.g., a standard servo motor with a lead screw) might be preferable.
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### **Recommendation**
**Buy the Kendrion 43-116-04E00 if:**You need **high precision, smooth motion, and low maintenance** in a **compact form factor**.
Your application requires **closed-loop control, fast response, and energy efficiency** (e.g., pick-and-place robots, CNC machines, or medical devices).
You have **access to a compatible servo drive and motion controller** (or are willing to invest in one).
Budget constraints allow for a **premium actuator** with long-term reliability benefits.
**Avoid or Consider Alternatives if:**Your project has **strict cost constraints** and cannot justify the higher upfront investment.
The application is **simple and does not require high precision** (e.g., basic linear motion in packaging machines).
You lack **experience with servo motor integration** and need a more straightforward solution.
The **stroke or load requirements** exceed the actuator s specifications, necessitating a different model.
**Alternative Considerations:**- **For lower cost:** Bosch Rexroth or Festo **brushless DC linear actuators** (simpler but less precise).
- **For longer stroke:** Kendrion s **63mm or 80mm series** (e.g., 63-150-04E00).
- **For high-force applications:** Hydraulic or pneumatic actuators (if precision is not critical).
- **For open-loop control:** Stepper motor-based linear actuators (e.g., NEMA 17 with lead screw).
**Final Verdict:**The **Kendrion 43-116-04E00 is a superior choice for demanding, precision-driven applications** where its strengths outweigh its drawbacks. For less critical applications, evaluating **simpler or more cost-effective alternatives** may be more practical. Always **verify load, speed, and environmental conditions** against Kendrion s specifications to ensure optimal performance.
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. All products are guaranteed to be working but may show signs of use. KENDRION 43-116-04E00 / 4311604E00 USED DISCONTINUED BY MANUFACTURER, SOLENOID VALVE, SINGLE ACTING, 205 VDC.
The product is used surplus.