Brushless motor RB-2418-9C series

BLDC12 V9 V

Product overview
RB-2418-9C is a 24 mm class Brushless DC Motor (BLDC) from KWC Motor, designed for compact, high-speed drive applications. Variants cover nominal voltages of 12 V and 24 V with an input range between 9 V and 26 V, maximum speeds up to 11,900 rpm and peak output up to 22 W. The brushless architecture supports extended operational life and stable high-speed performance.

Key facts for engineering buyers

• Product category: Brushless DC Motors
• Motor family: Brushless DC Motor (BLDC)
• Brand / manufacturer: KWC Motor, Dongguan KWC Machinery Co., Ltd.
• Typical applications: Pumps, hair dryers, power tools, medical and laboratory devices

Specification highlights

• Diameter: 24 mm
• Input voltage range: 9V–26V (variant dependent)
• Max speed: up to 11,900 rpm
• Max output power: up to 22 W

Customization and sourcing notes
KWC Motor supports OEM/ODM customization for voltage, speed, torque, shaft design, lead wire/connector options, gearbox or encoder pre-assembly and EMC/noise targets. Final pricing and performance are confirmed after defining application, variant, quantity and customization requirements.

Target applications & solutions
Medical & laboratory equipment
Suitable for centrifuges, medical micro pumps, mixers, vacuum pumps and water pumps where compact size, smooth operation and longevity at high speed are required.

Power tools & personal care appliances
Applicable to high-speed hair dryers, power tools, electric shavers, curling irons and electric valves that require compact high-speed drive and notable power density.

Technical specifications (datasheet summary)
Table Header: Model | Operating Voltage Range | Nominal Voltage | No-Load Speed | Max Efficiency Speed | Max Efficiency Torque | Output (at Max Efficiency)
RB-2418-9C-N-01 | 9.0V - 16.0V | 12.0V | 10,250 rpm | 7,585 rpm | 73.4 g·cm | 5.7 W
RB-2418-9C-N-02 | 9.0V - 16.0V | 12.0V | 7,500 rpm | 5,563 rpm | 21.5 g·cm | 1.2 W
RB-2418-9C-N-03 | 19.0V - 26.0V | 24.0V | 11,900 rpm | 8,891 rpm | 90.6 g·cm | 8.3 W
RB-2418-9C-N-04 | 19.0V - 26.0V | 24.0V | 8,700 rpm | 6,556 rpm | 32.9 g·cm | 22.0 W

Comparison vs conventional 24 mm brushed DC motor (summary)
Service life: RB-2418-9C (brushless) > 10,000 hours (no brush wear) | Conventional brushed: typically < 1,000 hours (brush wear).
Power density: RB-2418-9C up to 22 W | Conventional: typically lower.
Speed performance: RB-2418-9C up to 11,900 rpm | Conventional: typically < 6,000 rpm.
Body length: RB-2418-9C approx. 18.1 mm (compact) | Conventional: typically > 30 mm.

Purchasing FAQ (selected)

• MOQ: Flexible: samples 1–5 pcs; pilot runs 100–500 pcs; recommended mass production from ~1,000 pcs.
• Drawings / Datasheet: Detailed datasheet and drawings available for the RB-2418-9C series.
• Packaging: Industrial blister trays with reinforced outer cartons; palletized export packing available.

Characteristics / technical specifications

• Model: RB-2418-9C
• Motor family: Brushless DC Motor (BLDC)
• Diameter: 24 mm
• Body length (indicative): approx. 18.0 / 18.1 mm
• Input voltage range: 9V–26V (variant dependent)
• Nominal voltages available: 12.0V and 24.0V
• Max no-load speed (highest variant): 11,900 rpm
• Max output power (highest variant): up to 22 W
• Max efficiency torque (examples): 73.4 g·cm, 21.5 g·cm, 90.6 g·cm, 32.9 g·cm
• Typical applications: Pumps, hair dryers, power tools, medical and laboratory equipment
• Customization options: Voltage/speed/torque tuning, shaft length/type, mounting pattern, gearbox/encoder pre-assembly, lead wire/terminal options, EMC/noise countermeasures
• Variants (examples): RB-2418-9C-N-01, N-02, N-03, N-04