standalone chair
A-dec 400 Pro

Comfort for Your Patients

The A-dec 400 dental chair helps put your patients at ease. The virtual pivot synchronizes the movement of the dental chair with the anatomy and motion for the patient. The toeboard tilt design provides the patient with comfortable support of the lower legs. Together, they create a cradling effect for the patient.

Ergonomic Design

The key to productivity and career longevity is remaining comfortable while you work. this is why A-dec 400 is designed to keep your movement fluid and ergonomically aligned.


Left / Right Versatility

The Radius delivery systems, cuspidor, and assistant's instrumentation quickly and easily rotate around the chair for complete left/right compatibility.

Base height range Low point: 13.75" (349 mm), 14.75" (375 mm) with dual mount
High point: 31.5" (800 mm)
Backrest Ultra-thin 1" (25 mm) flexible backrest. (Based on formed upholstery)
Headrest Dual-articulating, gliding headrest with locking knob; lever release style (optional)
Armrests 2-position armrests
Chair swivel 60° (30° each side of center)
Power supply 300-watt
Chair control Delivery system touchpad or foot switch
Lift system Hybrid drive (electromechanical tilt, hydraulic base)
Upholstery options Sewn or formed
Load rating The A-dec 400 dental chair is rated to 400 lb (181 kg) maximum patient load. The chair is tested to 4X (1600 lb/725 kg) to ensure safety.

A-dec 400 Radius Operatory Package

True ambidextrous configuration accommodates varied doctor preferences. The Radius delivery and support modules quickly and easily rotate around the chair for left/right compatibility.