FLEX LBE 20-8 125-EC INOX Angle Grinder User Guide
Quick guide for the FLEX LBE 20-8 125-EC INOX angle grinder. Includes technical specifications, key features, standard equipment list, and operational safety highlights.
Table of contents
Quick guide from the manual
The FLEX LBE 20-8 125-EC INOX is a 2000W angle grinder specifically designed for stainless steel and alloy steel applications. This guide provides essential information on its technical capabilities, standard equipment, and advanced safety features.

Key Features
- Brushless Motor: High efficiency and extended service life.
- Electronic Control: Features soft start, restart protection after power failure, temperature monitoring, overload protection, and CDC electronic feedback control.
- Variable Speed: Adjustable in 6 stages with a power LED indicator.
- Safety Systems: Includes Anti-Kickback technology, a mechanical brake that stops the tool in 3.5 seconds, and a spindle lock.
- Ergonomics: Slim handle design and SoftVib auxiliary handle with vibration damping.
- Dust Protection: Removable metal protective grille.
Standard Equipment
- Grinding guard (436860)
- Clip-on cutting guard (534108)
- Clamping flange (335282)
- Clamping nut M14 (534344)
- Angle grinder wrench (483621)
- SoftVib auxiliary handle (535369)
Technical Specifications
- Power Input: 2000 W
- Power Output: 1500 W
- Voltage: 230 V
- Frequency: 50/60 Hz
- Max Disc Diameter: 125 mm
- No-load Speed: 3000 - 7800 rpm
- Tool Holder: M14
- Cable Length: 4.0 m
- Weight: 2.75 kg
Manufacturer information
FLEX
Practical help
Common problems
Check for overload or power interruption; the device features restart protection and overload monitoring.
The Anti-Kickback system will automatically shut down the motor if the disc becomes jammed.
Before use
- Ensure the correct guard (grinding or cutting) is installed for the intended task.
- Verify the SoftVib handle is securely attached to reduce vibration.
- Check that the metal protective grille is clean and properly seated to prevent dust ingress.
- Confirm the disc is compatible with the 125mm diameter and M14 mount.
Manual page author
Emily Carter
User documentation editor
Prepares concise manual descriptions and highlights the most useful setup, operation, and maintenance information for readers.