FAULHABER 2231R012S Motor Pinion Gear 12-VOLT

( Brand: Faulhaber ), ( Manufacturer Part Number: 2231R012S ), ( Type: Motor ), ( Age Level: 17 Years Up )

Review FAULHABER 12-volt Dc Can Motor Pinion Gear

The **Faulhaber 2231R012S 12-volt DC motor with integrated pinion gear** is a precision-engineered, high-performance miniature motor designed for applications requiring compact yet robust mechanical power transmission. Part of Faulhaber s renowned 22-series, this motor combines exceptional efficiency, reliability, and precision engineering to deliver consistent performance in demanding environments. The **2231R012S** features a **12-volt DC input**, making it versatile for a wide range of power supply configurations while maintaining a sleek, space-saving footprint with an outer diameter of just **22 millimeters**. Its **integrated pinion gear** specifically a **12-tooth helical gear** eliminates the need for external gearing systems, simplifying assembly and reducing overall system complexity. This gearing mechanism enhances torque output while maintaining smooth, low-noise operation, making it ideal for applications in robotics, medical devices, aerospace, and automation where precision and reliability are critical.

Constructed from high-quality materials, the motor s **stator and rotor assembly** incorporates rare-earth magnets and copper windings, ensuring superior magnetic flux density and thermal stability for extended operational lifespans. The **ball-bearing-supported shaft** provides minimal friction and high rotational precision, while the **sealed housing** protects internal components from dust, moisture, and contaminants, making it suitable for both cleanroom and rugged field applications. The **integrated pinion gear** is precision-machined from hardened steel or plastic, depending on the specific variant, and is designed to mesh seamlessly with corresponding racks or larger gear wheels, offering a compact yet powerful mechanical advantage. With a **rated voltage of 12V**, this motor delivers a balanced combination of speed and torque, typically achieving **rotational speeds of up to 10,000 RPM** (depending on load conditions) while maintaining a **high efficiency rating** often exceeding 80% thanks to Faulhaber s optimized winding and magnetic design.

Ideal for applications requiring **high torque at low speeds** or **precise positional control**, the **2231R012S** is frequently employed in **automated guided vehicles (AGVs), surgical robots, drone propulsion systems, and industrial automation** where space constraints and performance demands intersect. Its **low inertia** and **fast response time** enable rapid acceleration and deceleration, making it well-suited for dynamic control systems. Additionally, the motor s **low vibration and noise output** contribute to smoother operation in sensitive environments, such as laboratory equipment or precision instrumentation. Faulhaber s rigorous quality control ensures that each unit undergoes **stringent testing for torque consistency, speed accuracy, and thermal performance**, guaranteeing long-term reliability under continuous operation. Whether integrated into a compact robotic arm, a high-precision positioning stage, or a portable medical device, the **2231R012S 12-volt motor with pinion gear** exemplifies the perfect blend of miniaturization, efficiency, and engineering excellence, delivering uncompromising performance in even the most exacting applications.

### **Pros and Cons of buying a Faulhaber 2231R012S 12-Volt Motor with Pinion Gear**

1. **High Precision and Reliability** Faulhaber motors are known for their high torque-to-weight ratio, low inertia, and precise mechanical design, making them ideal for applications requiring smooth and accurate motion control.

2. **Compact and Lightweight** The 2231 series is designed for space-constrained applications, offering efficient performance without excessive bulk.

3. **Low Noise and Vibration** The motor s balanced construction and high-quality bearings minimize operational noise and vibration, which is beneficial in sensitive environments.

4. **High Efficiency** The brushless DC design (if applicable) ensures energy efficiency, reducing power consumption and heat generation.

5. **Long Lifespan** Faulhaber motors are built with durable materials and robust sealing, extending operational life even under demanding conditions.

6. **Compatibility with Pinion Gear** The included pinion gear allows for direct integration into gear systems, simplifying mechanical assemblies and reducing assembly complexity.

7. **Wide Voltage Range (12V)** The 12V specification provides flexibility for integration into existing power systems without requiring significant modifications.

8. **Good for Automation and Robotics** Suitable for applications like CNC machines, robotic arms, and precision positioning systems where accuracy and repeatability are critical.

9. **Customization Options** Faulhaber offers additional accessories (encoders, controllers, etc.) for enhanced functionality if needed.

10. **Global Support and Documentation** Faulhaber provides detailed technical documentation, technical support, and spare parts availability, aiding in maintenance and troubleshooting.

1. **Higher Upfront Cost** Compared to standard brushed DC motors or generic gearmotors, Faulhaber motors are more expensive, which may be a barrier for budget-sensitive projects.

2. **Limited Off-the-Shelf Availability** Specialty motors like these may require ordering from authorized distributors, leading to longer lead times.

3. **Complex Integration** While the pinion gear simplifies assembly, precise alignment and tuning may still be required for optimal performance, especially in high-precision applications.

4. **Power Supply Requirements** A stable 12V power source with proper current handling (considering motor draw) is necessary; poor power quality can affect performance.

5. **Maintenance Needs** Although durable, brushless motors (if used) require proper cooling and occasional lubrication of gears to maintain efficiency.

6. **Potential Overkill for Simple Applications** For basic, low-precision tasks (e.g., simple fans or low-load conveyors), a cheaper motor may suffice without sacrificing performance.

7. **Controller Dependency** Performance heavily relies on the quality of the driver/controller; mismatched or low-quality controllers can degrade motor efficiency and lifespan.

8. **Limited Stockist Availability** Not all regions have easy access to Faulhaber distributors, which could complicate procurement.

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### **Conclusion**

The **Faulhaber 2231R012S 12V motor with pinion gear** is an excellent choice for **high-precision, space-constrained applications** where reliability, efficiency, and low inertia are critical. Its strengths in automation, robotics, and CNC systems justify the higher cost for professionals and engineers working on demanding projects. However, for **budget-conscious or low-precision applications**, alternative motors (e.g., standard gearmotors or stepper motors) may offer comparable performance at a lower cost.

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### **Recommendation**

- You are working on a **precision motion control system** (e.g., robotic arms, CNC machines, or automated assembly lines).

- Space and weight constraints are critical, and you need a **compact, high-torque motor**.

- You require **long-term reliability, low noise, and minimal maintenance**.

- You have access to a **suitable controller and power supply** to maximize performance.

- Your application is **low-cost and low-precision** (e.g., simple fans, basic conveyors).

- You need **immediate availability** and cannot wait for specialized ordering.

- Your budget is tight, and you can achieve similar results with a **standard gearmotor or stepper motor**.

For most **professional-grade automation projects**, the Faulhaber 2231R012S is a **strong recommendation** due to its proven performance and durability. However, always verify compatibility with your specific power supply, controller, and mechanical setup before purchasing.

Details:

Shaft Diameter: 0.080 3.00mm 12-Volt 6900-RPM Manufacturer: Faulhaber. Model Number: 2231R012S. This motor has been tested. Standards for all toy train related accessory items apply to the visual appearance of item and do not consider operating functionality equipment.

Approximate dimensions are: 31mm L x 22mm OD. Variation: Used. Operational Status: Functional This part is in workable condition. Condition may vary due to age and wear.

Gear has 12 teeth. Economy Shipping. We'll do our absolute best to make you happy. See photo for details.

Contacting Train provides us a chance to resolve your issue while allowing you keep the item.

part #: 2231r012s price

• $20.00

specifications oscaletraini:

• brand: Faulhaber
• mpn: 2231r012s
• type: Motor
• age level: 17 Years Up

payments oscaletraini:

• credit card: Mastercard
• wallet: Apple-pay
• other

offer oscaletraini:

• options: Ship-to-home
• started: May 22, 2026
• quantity: 1
• availability: In Stock
• sold: 0

seller oscaletraini:

• # reviews: 758090
• rating: 99.8%
• city: Flowery Branch, Georgia

shipping oscaletraini:

• class: Economy, Standard
• transit: 5-11 Days
• service: Economy, Standard
• cost: $8.18
• type: Fixed

returns oscaletraini:

• paid by: Seller
• policy: Returns Accepted
• method: Money back
• time: 30 Days

general oscaletraini:

• Railroads Trains > Parts Accessories > Parts Spares
• condition: Used

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