RS-3432SMT 33mm Diameter Brushed DC Motor High Torque Low Noise for Cars Seat Massagers

• The electrical performance of motors such as Voltage, Speed, Current etc. can be customized after a professional evaluation.
• The outer diameter of the motor is 33.8 mm 
• Shaft Length,shaft Shape(D shape,Round shape,Kurled shape) can be cutstom
• High power density design
• Low noise design(40-50dB)
• Application:Car Back Support Lumbar Motor

With over 15+year experience in motor drive solutions, we can quickly customize motor programs to meet customer requirements and provide customized services such as drawings, material selection, and proofing according to customer needs. For more information on the Electric Lumbar Support ( ELS )motor solution, please contact our sales engineer.

The RS-3432 brushed DC motor is a compact permanent magnet DC motor designed for small household appliances, portable devices, and light-duty OEM applications. It is engineered to deliver high-speed output, stable operation, and compact installation compatibility.

This model is commonly used in engineering projects where space constraints, cost efficiency, and predictable motor performance are key selection factors.

The RS-3432 motor delivers a no-load speed of approximately 24,800 rpm, making it suitable for applications requiring fast rotational response such as grinding and mixing systems.

The motor reaches its maximum efficiency point at around 21,000 rpm, which is recommended for stable continuous operation and balanced thermal performance.

With a no-load current of approximately 0.08A, the motor is suitable for energy-sensitive and portable applications.

Stall torque (~9.60 g·cm) and stall current (~1.217A) provide predictable boundaries for circuit protection and mechanical design.

The RS-3432 motor is widely applied in:

• Coffee grinding systems
• Portable blenders and mixers
• Small household appliances
• Light automation devices
• DIY and hobby equipment

Supports standard 6–12V DC systems, suitable for compact low-voltage designs.

Best suited for light to medium load applications with moderate load variation.

Continuous operation requires proper heat dissipation design at system level.

As a brushed motor, carbon brush wear should be considered in lifecycle planning and maintenance strategy.

• Recommended speed zone: ~21,000 rpm
• Standard voltage range: 6–12V
• Suitable operation: intermittent to continuous (application-dependent)

The RS-3432 brushed DC motor is positioned as a:

Compact, high-speed, cost-efficient motor solution for OEM appliance systems requiring stable performance in space-constrained environments.