The Festool DTSC 400-Basic cordless delta sander delivers powerful sanding performance in a compact, ergonomic one-handed design. Powered by an 18V brushless EC-TEC motor, it provides mains-equivalent sanding performance while maintaining excellent control on vertical surfaces, edges and confined areas.
Its integrated dust extraction system and long-life chip collection bag ensure cleaner working conditions, while compatibility with Festool Bluetooth® battery packs allows automatic extractor activation. For continuous operation, the plug-it mains adapter can replace the battery when required.
Key Features
- Compact and ergonomic: Low-profile design and lightweight construction ideal for one-handed sanding.
- Powerful performance: Brushless EC-TEC motor delivers mains-equivalent sanding results.
- Cordless flexibility: Perfect for overhead work, vertical surfaces and confined areas.
- Cleaner working environment: Long-life dust collection bag or extractor compatibility.
- Bluetooth® compatibility: Automatically activates compatible Festool dust extractors.
- Unlimited runtime option: Plug-it mains adapter enables continuous operation when required.
- Edge protection: PROTECTOR attachment allows controlled sanding along frames and panels.
- Applications: Ideal for sanding corners, window frames, doors, eaves, edges and narrow surfaces.
Technical Data
| Battery Voltage | 18 V |
| Idle Engine Speed | 6,000 – 10,000 min⁻¹ |
| Sanding Stroke | 2 mm |
| Sanding Pad Size | 100 × 150 mm |
| Dust Extraction Connection | 27 mm |
| Sound Pressure Level (LpA) | 68 dB(A) |
| Sound Power Level (LWA) | 79 dB(A) |
| Vibration Value (Ah) | 2.5 m/s² |
| Drive Type | Battery |
| Product Weight | 1.0 kg |
| Transport Weight | 2.5 kg |
| Included Accessories | StickFix sanding pad 100 × 150 mm, PROTECTOR, long-life chip collection bag, Systainer SYS3 M 187 |





















