FAULHABER 71186 Motor 12-VOLT
( Brand: Faulhaber ), ( Manufacturer Part Number: 71186 ), ( Part Type: Motor Case ), ( Age Level: 17 Years Up )
Review FAULHABER 12-volt Can Dc Motor In Molded Plastic Case
The **Faulhaber 71186** is a precision-engineered, high-performance **12-volt DC brushless motor** designed for demanding applications where reliability, efficiency, and compact form factor are paramount. Part of Faulhaber s renowned **7118 series**, this motor combines cutting-edge brushless technology with robust mechanical construction to deliver exceptional torque, smooth operation, and long-term durability. With a **diameter of just 18.6 mm** and a length of **36.0 mm**, it is an ideal choice for space-constrained systems where every millimeter counts, yet it retains the power and precision required for high-precision automation, robotics, medical devices, aerospace components, and industrial machinery.
The **71186** is built around a **rare-earth magnet rotor**, ensuring high torque density and minimal energy loss, which translates to superior efficiency critical for battery-powered or energy-sensitive applications. Its **12-volt nominal voltage** provides a balanced trade-off between power output and operational flexibility, making it suitable for a wide range of voltage regulators and control systems. The motor s **brushless design** eliminates mechanical wear from commutator and brush interactions, reducing maintenance requirements and extending operational lifespan while maintaining consistent performance under varying loads. This is particularly advantageous in applications where frequent starts, stops, or direction changes are necessary, as it avoids the inefficiencies and potential failures associated with traditional brushed motors.
For enhanced control and performance, the **71186** is compatible with Faulhaber s advanced **digital and analog control systems**, including their proprietary **ESC (Electronic Speed Controller)** modules, which allow for precise speed, torque, and position regulation via PWM or analog signals. The motor s **high dynamic response** ensures rapid acceleration and deceleration, making it well-suited for applications requiring agile movement, such as robotic arms, CNC systems, or automated optical inspection tools. Additionally, its **low inertia** design minimizes energy consumption during rapid changes in speed, further improving overall system efficiency.
Mechanically, the **71186** is constructed with **high-grade stainless steel and precision-machined components**, ensuring resistance to corrosion, vibration, and thermal fluctuations. The motor s **sealed bearing system** provides long-term reliability in both cleanroom and harsh industrial environments, while its **IP40 protection rating** offers basic protection against dust and water splashes, making it versatile for a variety of settings. The **smooth, low-noise operation** is a hallmark of Faulhaber s engineering, thanks to optimized rotor-stator interaction and minimal electromagnetic interference, which is crucial for sensitive electronic systems.
Whether integrated into a **medical device for precise dosage control**, a **drones or UAVs for stable flight dynamics**, or an **automated manufacturing line for high-speed material handling**, the **Faulhaber 71186 12-volt motor** delivers a perfect blend of power, precision, and reliability. Its compact yet robust design, combined with Faulhaber s reputation for innovation and quality, makes it a trusted choice for engineers and designers seeking a motor that can meet the most exacting performance requirements without compromising on space or efficiency.
### **Pros and Cons of buying a Faulhaber 71186 12-Volt Motor**
The **Faulhaber 71186** is a high-performance brushless DC motor designed for precision applications, such as robotics, medical devices, aerospace, and industrial automation. Below is a detailed analysis of its advantages and disadvantages.
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### **Pros**
1. **High Precision and Efficiency**
- The motor is engineered for **low cogging and smooth operation**, making it ideal for applications requiring precise motion control.
- Its **brushless design** eliminates mechanical wear from brushes, resulting in longer lifespan and more consistent performance.
2. **Compact and Lightweight**
- The motor s small form factor (18mm diameter, 36mm length) allows for integration into **space-constrained systems** without sacrificing power.
- Its lightweight construction reduces inertia, improving dynamic response in robotic and automated systems.
3. **High Torque-to-Size Ratio**
- Despite its small size, it delivers **significant torque (0.12 Nm at 12V)**, making it suitable for applications where power density is critical.
- This efficiency is particularly useful in **portable or battery-powered devices** where weight and energy consumption must be optimized.
4. **Wide Voltage and Speed Range**
- Operates effectively across a **broad voltage range (12V nominal, but adjustable)**, allowing flexibility in power supply configurations.
- Can achieve **high speeds (up to 10,000 RPM)** while maintaining stability, useful in applications like micro-drills or precision positioning systems.
5. **Low Noise and Vibration**
- The motor s design minimizes **mechanical vibrations and acoustic noise**, which is beneficial in sensitive environments like medical imaging or laboratory equipment.
6. **High Reliability and Durability**
- Faulhaber motors are known for **long-term reliability**, with sealed bearings and corrosion-resistant materials.
- Suitable for **harsh environments**, including those with dust, moisture, or temperature fluctuations (depending on the specific model variant).
7. **Compatibility with Advanced Control Systems**
- Works seamlessly with **PWM, field-oriented control (FOC), or encoder-based feedback systems**, enabling precise speed and position control.
- Often paired with Faulhaber s own **drivers and controllers**, simplifying integration into custom systems.
8. **Global Availability and Support**
- Faulhaber is a well-established brand with **strong technical support, documentation, and global distribution**, making sourcing and troubleshooting easier.
- The motor is part of a **modular ecosystem**, allowing for easy customization with different gearheads, encoders, or mounting options.
9. **Energy Efficiency**
- Brushless motors are inherently more efficient than brushed motors, reducing heat generation and power consumption.
- This efficiency translates to **longer battery life in portable applications** and lower operational costs.
10. **Industry Standard in Precision Applications**
- Widely used in **aerospace, medical devices, robotics, and industrial automation**, indicating its trustworthiness in high-stakes environments.
- Compliance with **industry standards** (e.g., ISO, CE, RoHS) ensures safety and regulatory compliance.
---
### **Cons**
1. **Higher Upfront Cost**
- Compared to generic or off-the-shelf brushed DC motors, the Faulhaber 71186 is **more expensive**, which may be a barrier for budget-conscious projects.
- The premium price reflects its **high precision, durability, and support**, but it may not be justified for low-volume or non-critical applications.
2. **Limited Customization Without Additional Components**
- While the motor itself is versatile, **additional gearheads, encoders, or drivers** may be required for specific applications, adding to the cost.
- Customization (e.g., unique mounting, wiring) may require third-party modifications, increasing complexity.
3. **Requires Expertise for Optimal Use**
- Achieving the best performance often demands **knowledge of motor control algorithms (e.g., FOC)**, which may not be straightforward for beginners.
- Improper tuning can lead to **inefficiency, overheating, or mechanical stress**, potentially voiding warranties.
4. **Sensitivity to Environmental Conditions**
- While robust, the motor may require **additional sealing or protection** in extreme environments (e.g., high humidity, chemicals, or temperature extremes).
- Some variants may not be **IP-rated for harsh industrial settings**, necessitating extra precautions.
5. **Limited Power Output for Heavy-Duty Applications**
- At 0.12 Nm, the motor is **not suitable for high-torque applications** (e.g., heavy lifting, high-force robotics).
- For such cases, a **larger Faulhaber model or a different motor type** (e.g., servo motor) would be more appropriate.
6. **Dependence on Faulhaber s Ecosystem**
- While the motor is high-quality, **proprietary components (e.g., drivers, controllers)** may lock users into Faulhaber s ecosystem, increasing long-term costs.
- Switching to alternative suppliers for compatible parts can be challenging.
7. **Lead Times and Availability**
- As a specialized motor, **stock availability may vary**, and lead times could be longer than for mass-produced motors.
- Custom orders or rare variants may require additional coordination with the manufacturer.
8. **Potential for Overkill in Simple Applications**
- For **basic motion control** (e.g., simple robotics, hobby projects), the precision and cost of the Faulhaber 71186 may be **unnecessary**.
- A cheaper, simpler brushed motor or stepper motor might suffice for lower-precision tasks.
---
### **Conclusion**
The **Faulhaber 71186 12-volt motor** is an excellent choice for **high-precision, space-constrained applications** where reliability, efficiency, and smooth operation are critical. Its brushless design, compact size, and compatibility with advanced control systems make it ideal for **robotics, medical devices, aerospace, and industrial automation**. However, its **higher cost, complexity, and potential overkill for simple projects** mean it may not be the best fit for budget-driven or low-precision applications.
If your project demands **minimal cogging, high torque density, and long-term reliability**, the Faulhaber 71186 is a **strong recommendation**. Conversely, if you are working on a **cost-sensitive or low-complexity project**, evaluating alternatives like **brushed DC motors, stepper motors, or other brushless options** may be more practical.
For most **professional or high-stakes applications**, the investment in the Faulhaber 71186 is justified by its performance and durability. Always ensure that the motor is paired with the appropriate **driver, encoder, and mechanical components** to maximize its potential.
Details:
Contacting Train provides us a chance to resolve your issue while allowing you keep the item. Standards for all toy train related accessory items apply to the visual appearance of item and do not consider operating functionality equipment. Condition may vary due to age and wear. Please see picture for details.
Economy Shipping. Variation: Used. We'll do our absolute best to make you happy. Model Number: 71186.
Train Product Id: 12804753. Shaft Diameter: 0.078 1.98mm, 12-Volt, 5320-RPM, condition: Excellent C-7Trainz does not provide grading for parts. Shaft Diameter: 0.078 1.98mm 12-Volt 5320-RPM Manufacturer: Faulhaber. Operational Status: Functional This part is in workable condition.
part #: 71186 prices
- $10.00-$100.00
specifications oscaletraini:
- brand: Faulhaber
- mpn: 71186
- part type: Motor Case
- age level: 17 Years Up
payments oscaletraini:
- credit card: Mastercard
- other
- wallet: Google-pay
returns oscaletraini:
- time: 30 Days
- paid by: Seller
- policy: Returns Accepted
- method: Money back
general oscaletraini:
- condition: Used
- Railroads Trains > Parts Accessories > Parts Spares
offer oscaletraini:
- started: February 19, 2026
- availability: In Stock
- quantity: 4
- options: Ship-to-home
- sold: 0
shipping oscaletraini:
- transit: 4-8 Days
- type: Fixed
- cost: $6.98
- service: Economy, Standard
- class: Economy, Standard
seller oscaletraini:
- # reviews: 736234
- city: Flowery Branch, Georgia
- rating: 99.8%
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