Modest luxury with proven reliability. A-dec 400 marries form and function for superb patient and doctor comfort and access.

The ambidextrous compatibility of the Radius® delivery system brings flexibility and productivity to every treatment room. And when you consider its unique load-bearing pivoting armrests, contemporary chair design, and 60°swivel, you will see why A-dec 400 presents exceptional value.

Thoughtful Design

Instead of sacrificing ergonomic access to the oral cavity for patient comfort, get both with the A-dec 400 dental chair.

And when you add robust construction, contemporary styling, and left/right versatility, you gain a system that is the best long-term value available on the market.

Pure Comfort

Patient comfort is paramount in reducing anxiety. The A-dec 400 dental chair design helps put your patients at ease.

  • Ultra-thin backrest that “flexes” (1″, 25 mm): Enables you to tuck your knees under the chair providing ergonomic access to the oral cavity.
  • Double-articulating gliding headrests: Adjusts easily for optimal patient positioning. Available in locking knob and lever release styles.
  • Full height range: Offers a range from 13.75″ to 31.25″ (349 mm to 794 mm). Low point 14.75″ (375 mm) with dual mounting.
  • 2-position armrests: Combines comfortable arm/elbow support with a robust load-bearing design for easy patient entry and exit.
  • 60º swivel with brake: Allows 30º rotation on each side of center.
  • Hybrid chair lift system: Combines the power of a hydraulic base and the smoothness of an electro-mechanical tilt, allowing simultaneous movement for quicker patient positioning.
  • Integrated 300-watt power supply: Provides more than enough power for the whole system; powers light and additional ancillary devices.