Compact DC Motor Drives Robotics DIY Innovations

Are you searching for a reliable, compact power source to bring your models, STEM projects, or DIY creations to life? A high-performance micro DC motor with stable operation and easy integration could be the key to turning your ideas into reality. The OSEPP R140 (Model LS-00025) is a brushed DC motor specifically designed for precision applications, offering exceptional rotational speed and versatile voltage compatibility—making it an ideal choice for countless projects.

The OSEPP R140 is a high-efficiency brushed DC motor engineered for reliable power delivery and consistent performance. With an operating voltage range of 1.5V to 3V, this motor achieves an impressive no-load speed of 13,000 RPM (±10%) at its nominal 3V rating. This high-speed capability ensures rapid response to control signals and delivers robust driving force for components requiring fast motion. While its rated speed range is 5,000–10,000 RPM, its low-voltage no-load performance demonstrates adaptability across varying load conditions.

Designed for space-conscious applications, the motor measures just 25mm x 21mm and weighs only 19 grams, allowing seamless integration into compact devices without adding significant bulk. Its 2mm shaft diameter simplifies connections to various drive components—such as gears, propellers, or wheels—enhancing project versatility.

The OSEPP R140 excels in diverse applications, including:

• Model Building: From RC cars and aircraft to robotic assemblies, this motor provides dependable propulsion for moving parts, enhancing realism and functionality.
• STEM Education: An excellent tool for classroom demonstrations, science fairs, or maker spaces to teach motor principles and construct basic mechanical systems.
• DIY Innovations: Perfect for hobbyists prototyping automated gadgets, smart home devices, or inventive contraptions.
• Compact Electronics: Ideal for small-scale applications like cooling fans, pumps, or vibration mechanisms requiring micro power sources.

Key performance metrics of the OSEPP R140 include:

• Model: R140 (LS-00025)
• Motor Type: Brushed DC
• Operating Voltage: 1.5V–3V
• Nominal Voltage: 3V
• No-Load Speed: 13,000 RPM (±10%)
• No-Load Current: 170 mA
• Rated Speed: 5,000–10,000 RPM
• Shaft Type: Round, 2.0mm diameter

The motor’s compact form factor prioritizes practicality:

• Dimensions: 25mm (length) x 21mm (diameter)
• Weight: 19 grams
• Shaft: 2.0mm round shaft (38mm length from motor base) for easy accessory attachment.

The OSEPP R140 (LS-00025) micro DC motor combines compact dimensions, high-speed performance, and broad voltage compatibility to empower innovative projects across disciplines. Whether for educational purposes or advanced engineering, its reliability and integration flexibility make it a standout choice for powering next-generation designs.