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Finishing & Polishing

Jewelry Micromotor

KYG1649

RHJC Prime Sense A9 High Speed Brushless Micromotor

RHJC · Prime Sense A9

RHJC Prime Sense A9 High Speed Brushless Micromotor High-speed brushless micromotor with 240W power, 55,000 RPM max speed, advanced torque control, and wireless Bluetooth foot pedal for precision tasks.

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Finishing & Polishing

Specifications

Motor TypeBrushless motor
Maximum Speed55, 000 rpm
Output Voltage0~36 V
Output Power240 W
Maximum Torque8.5 N·cm
Overload ProtectionYes
Direction ControlForward/Reverse
Fault Prompt FunctionYes
Speed LevelsLow/Medium/High
Minimum Starting Speed500 rpm
Ultra-High Torque at Low SpeedYes
Wireless Foot PedalBluetooth
Operating ModesThree switchable

Overview

Highlights

  • Exceptional low-speed torque (8.5 N·cm) enables precision work without stalling, even under heavy load.
  • Maintenance-free brushless motor technology extends device lifespan and reduces downtime.
  • Wireless Bluetooth foot pedal provides cleaner workspace and flexible speed control across three modes.

Applications

  • Precision jewelry wax carving and heavy sprue cutting in commercial workshops.
  • Fine dental ceramic adjustment and polishing in dental laboratories.
  • Continuous grinding and finishing of metals or hard materials for artisan production.

Overview

The RHJC Prime Sense A9 High Speed Brushless Micromotor is engineered for demanding commercial jewelry workshops and high-volume dental laboratories, delivering industrial-grade reliability and accuracy. Equipped with a 240W brushless motor, it achieves up to 55,000 RPM with exceptional torque even at low speeds, making it ideal for precision carving, heavy grinding, and fine polishing.

The system features maintenance-free operation, advanced safety diagnostics, overload protection, and an intuitive wireless Bluetooth foot pedal for customizable control. Its smart interface allows easy switching between operation modes and ensures smooth performance in intensive professional environments.