Description
Designed with a clean, rectangular form and engineered for professional precision, the BX-400 is a next-generation desktop e-file built for quiet performance, stability, and long working hours. Powered by brushless motor technology, it delivers smooth, consistent rotation with minimal vibration.
Its modern desktop design is paired with a charging base that also has holes that function as a drill bit holder, keeping essential bits organized and within reach during service. With up to 10 hours of working time on a single charge, the BX-400 supports uninterrupted professional use throughout the day.
Built for technicians who value control, reliability, and refined design, the BX-400 offers a balance of power, silence, and long-term durability in one compact workstation.
Key Features:
- Brushless motor technology for quieter, smoother operation
- Up to 40,000 RPM with stable and consistent torque
- Very silent performance with reduced vibration
- Rectangular desktop design for a clean, professional setup
- Charging base with built-in drill bit holders for organized workflow
- Up to 10 hours of working time per charge
Usage
Power and Speed Control
- Turn the control knob clockwise to power on the device.
- Continue turning the knob clockwise to adjust the RPM.
- Press the control knob to start or pause the rotation.
- Speed range is 0 to 40,000 RPM.
Direction Control
- Use the F/R button to change the rotation direction.
- Always pause the rotation before changing direction.
- Do not switch directions while the device is running to avoid damage.
Installing and Removing E-File Bits
- Turn the handpiece clockwise until you hear a click.
- Pull out the barrel (metal piece).
- Insert the e-file bit securely.
- Rotate the handpiece counterclockwise to lock the bit in place.
Care
Bit Replacement and Cleaning
- Before replacing nail bits, make sure to clean any dust around the socket
- This helps prevent dust from entering the handpiece, which may cause noise, vibration, or internal damage
Handle With Care
- The internal components of the handpiece are highly precise
- Handle with care and avoid dropping or bumping the handpiece to maintain optimal performance
Water and Moisture Precautions
- During services involving water, do not allow the handpiece to get wet
- At high speeds, moisture may be drawn back into the handpiece, leading to rust and internal damage
- Proper handling and keeping the handpiece dry will significantly extend the service life of the e file