INDRAMAT KNOX50087861-109-0852-4B09-02 Nsnp DEA4

( Brand: Indramat ), ( Manufacturer Part Number: KNOX50087861-109-0852-4B09-02 ), ( Model: 109-0852-4B09-02 DEA4 )

Review INDRAMAT Nsnp

The **Indramat KNOX50087861-109-0852-4B09-02** is a high-performance, modular servo drive designed for precision motion control applications within industrial automation, robotics, and advanced manufacturing systems. Part of the **KNOX series**, this drive is engineered to deliver seamless integration with Indramat s servo motors, offering unparalleled reliability, efficiency, and flexibility for dynamic motion profiles. The unit operates within a robust **400V AC three-phase power supply**, making it suitable for heavy-duty industrial environments where consistent performance under varying loads is critical. Its **vector control technology** ensures smooth acceleration, deceleration, and position accuracy, even at high speeds, while its **field-oriented control (FOC)** algorithm optimizes torque response for applications requiring precise torque management, such as CNC machining, packaging equipment, or automated assembly lines.

This drive features a **compact yet rugged design**, built to withstand harsh conditions with an **IP65 protection rating**, shielding it from dust, moisture, and thermal stress. Its **modular architecture** allows for easy scalability, accommodating a wide range of servo motors and enabling seamless retrofitting into existing control systems. The **KNOX50087861** is equipped with advanced communication interfaces, including **Profibus DP, EtherCAT, and CANopen**, ensuring compatibility with modern PLCs, HMIs, and motion control platforms. This versatility makes it an ideal choice for integration into **Siemens, Allen-Bradley, or Beckhoff** control architectures, where real-time data exchange and deterministic motion control are essential.

One of the standout features of this drive is its **high-resolution feedback capability**, supporting **EnDat 2.2** or **HiRes** encoders for sub-micrometer positioning accuracy, which is indispensable in applications like **laser cutting, 3D printing, or high-speed pick-and-place systems**. The **KNOX50087861** also incorporates **regenerative braking** and **energy recovery** functions, reducing power consumption and extending the lifespan of connected motors by minimizing thermal stress. Its **self-diagnostic tools** provide real-time monitoring of drive health, fault codes, and performance metrics, enabling predictive maintenance and reducing downtime.

For applications demanding **high-speed, high-torque performance**, this drive supports **peak currents up to 87.5A** (depending on the motor configuration) and **continuous operation at up to 4,000 rpm**, making it suitable for demanding tasks such as **extrusion, textile machinery, or high-precision servo presses**. The **KNOX series** also includes **harmonic reduction filters** to minimize electromagnetic interference (EMI), ensuring compliance with industrial safety standards while maintaining stable operation in electrically noisy environments. Whether deployed in **automotive assembly, aerospace manufacturing, or pharmaceutical packaging**, this drive delivers the **precision, speed, and reliability** required to meet the most exacting industrial motion control demands.

### **Pros and Cons of buying a Indramat KNOX500 (Model: 87861-109-0852-4B09-02, DEA4, NSNP)**

#### **Pros**

1. **High Performance and Reliability** The KNOX500 is a robust servo drive known for its precision, efficiency, and durability in industrial applications. It is designed for high-speed, high-torque operations, making it suitable for demanding automation tasks.

2. **Compatibility with Siemens and Indramat Systems** This model is part of the Indramat servo drive family, which is widely integrated with Siemens PLCs (e.g., S7-1200, S7-1500) and other automation systems. It supports Profibus, EtherCAT, and other communication protocols, ensuring seamless integration into existing setups.

- **Positioning control** (for precise motion control)

- **Velocity and torque control** (for smooth acceleration/deceleration)

- **Encoders and feedback systems** (for accurate position tracking)

- **NSNP (Non-Stop Power) capability**, allowing safe shutdowns without losing position data, which is critical in continuous production lines.

4. **Energy Efficiency** Modern servo drives like the KNOX500 optimize energy consumption by adjusting power delivery based on load requirements, reducing operational costs over time.

5. **Support for High-Speed Applications** With a maximum frequency of **109 kHz** (as indicated in the model number), it is capable of handling high-speed servo operations, making it ideal for CNC machines, robotics, and packaging systems.

6. **Long-Term Availability** Being a well-established model from Siemens/Indramat, spare parts and technical support are likely to remain available for years, reducing long-term obsolescence risks.

7. **Scalability** The drive can be part of larger Indramat or Siemens automation ecosystems, allowing for easy expansion of control systems as production needs grow.

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#### **Cons**

1. **High Initial Cost** Like most high-performance industrial servo drives, the KNOX500 is expensive. The price may be prohibitive for small businesses or startups with limited budgets.

2. **Complex Installation and Configuration** Setting up a servo drive requires expertise in automation, PLC programming, and motion control. Misconfiguration can lead to equipment damage or unsafe operation. Training may be necessary for operators or engineers.

- Cleaning and lubrication of mechanical components.

- Checking wiring and connections for wear or corrosion.

- Updating firmware if new versions are released (though this model may be end-of-life).

4. **Potential Obsolescence** While the KNOX500 is a mature product, newer models (e.g., Indramat KNOX600 series) may offer improved features like better energy efficiency, digital communication (e.g., EtherCAT with higher bandwidth), or integrated diagnostics. Upgrading later may require additional costs.

5. **Dependency on Siemens/Ecosystem** If your system relies heavily on Siemens PLCs or Indramat components, switching to a different brand (e.g., Beckhoff, Yaskawa) could become difficult without significant rework.

6. **Limited New Stock Availability** As this is an older model (likely discontinued), finding new units may require purchasing from used markets or authorized distributors, which could introduce risks (e.g., counterfeit parts, lack of warranty).

7. **Training and Support Costs** If your team lacks experience with Indramat/Siemens drives, hiring consultants or sending personnel for training adds to the total cost of ownership.

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### **Conclusion**

The **Indramat KNOX500 (87861-109-0852-4B09-02, DEA4, NSNP)** is a **reliable, high-performance servo drive** well-suited for industrial applications requiring precise motion control, such as CNC machining, robotics, or automated production lines. Its strengths lie in **integration with Siemens systems, NSNP safety features, and long-term availability**, making it a solid choice for businesses already invested in the Indramat/Siemens ecosystem.

However, the **high upfront cost, complexity of installation, and potential maintenance burdens** may outweigh its benefits for smaller operations or those with limited technical resources. If budget allows, newer models (e.g., KNOX600 series) or alternative brands (e.g., Beckhoff, Yaskawa) might offer better long-term value with additional features.

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### **Recommendation**

- You are already using **Siemens PLCs or Indramat components** and need a compatible, high-reliability servo drive.

- Your application demands **high-speed, precise motion control** (e.g., CNC, packaging, robotics).

- You have **in-house expertise** in servo drive configuration or can afford professional support.

- Long-term availability of parts and support is a priority.

- You are on a **tight budget** and can find a newer, more efficient model at a comparable price.

- Your team lacks experience with **Indramat/Siemens systems**, making training or hiring consultants necessary.

- You anticipate **future scalability needs** and prefer a more modern, modular system (e.g., EtherCAT-based drives).

- You are open to **third-party brands** (e.g., Beckhoff, Yaskawa) that may offer better long-term cost savings or features.

- Purchase from **authorized Siemens/Indramat distributors** to ensure authenticity and warranty coverage.

- Verify compatibility with your **PLC, motor, and mechanical setup** before installation.

- Budget for **training or documentation** to minimize setup risks.

- Check for **used/refurbished units** if new stock is unavailable, but inspect thoroughly for wear or damage.

For most **large-scale industrial applications with existing Siemens infrastructure**, the KNOX500 remains a **sound investment**. For smaller or newer setups, evaluating newer models or alternative brands may prove more cost-effective.

Details:

INDRAMAT 109-0852-4B09-02 DEA4.

part #: 10908524b0902 prices

• $225.00-$870.67

specifications oelemot:

• brand: Indramat
• mpn: Knox50087861-109-0852-4b09-02
• model: 109-0852-4b09-02 Dea4

seller oelemot:

• rating: 100.0%
• city: Baytown, Texas
• # reviews: 892

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• started: May 4, 2026

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general oelemot:

• Industrial Automation Motion Controls > Electric Motors > General Purpose Motors
• condition: Used