Gnatus S400
The Gnatus S400 series dental chair is an advanced electric chair & delivery unit designed for comfort, hygiene, safety, and ergonomic usage. It features smooth, jerk-free movements via German Bosch motors, supports trendelenburg position, has seamless upholstery for easy cleaning, and offers hands-free LED lighting. With safety features like emergency switch and movement blocking, an articulated headrest, ambidextrous controls, and advanced water/spittoon units (including proximity sensors), it’s suited for modern dental clinics with high demands on performance and patient comfort.


600° ROTATABLE WATER UNIT WITH CUP HOLDER AND PROXIMITY SENSOR
The 600° rotatable water unit ensures easy accessibility from any angle, enhancing patient convenience and operator flexibility. Integrated with a cup holder and smart proximity sensor, it delivers automatic water flow for hygienic, touch-free use—offering both efficiency and cleanliness in one sleek system.

ASSISTANT ARM
The assistant arm is ergonomically crafted for seamless teamwork. It provides effortless reach to suction and syringe controls, enabling smooth coordination during procedures. Its compact movement range maintains an organized setup, ensuring both functionality and comfort in daily operation.

5 LED DENTAL LIGHT WITH PROXIMITY SENSOR
This advanced 5-LED light offers high-intensity illumination with minimal heat emission. The proximity sensor allows effortless, contactless activation, maintaining a sterile environment. Its focused beam ensures clear, shadow-free visibility, giving precision lighting exactly where it’s needed.

ZERO BACKACHE STOOL
Engineered for lasting comfort, the Zero Backache Stool supports correct posture through ergonomic contouring and lumbar support. The smooth height adjustment and easy maneuverability reduce strain during long working hours—keeping practitioners relaxed and focused throughout the day.
Technical Specifications
Type
Newly designed Bosch motors for smooth and jerk-free movements
Options
Option for Left-handed dentistry for user-friendliness
Material
Seamless, uniquely textured upholstery for easy cleaning
Type
3 LED Philips Dental Light with hands-free operation, providing white light for high visibility
Emergency Switch
Emergency switch to prevent movement blocking and unwanted accidents
Stool
Zero backache stool for Doctor’s spine support during long dental procedures
Headrest
Double articulated headrest for disabled & pediatric patients, headlock system with lever
PCB
Microprocessor controlled single high reliable PCB for all chair operations
Paint
Non-corrosive Dupont paints on both sides of the base plate to avoid rust
Motor
New designed Imported motor for Jerk free & smooth movement
Stability
Anti-Skid rubberized base with high-quality ABS engineering plastic for better stability and rust protection
Redesign
Face Lift – Base completely redesigned with new plastic cover for better finish and stability
Movement
Moveable Right arm for easy patient movement
Integration
Integrated JOYSTICK in the foot control for easy operation and chair movement controls
Programs
4 customized programs & 3 prefixed programs – Spitting, last working, and auto return to zero position
Light Activation
Activation (on/off) of the dental light for hands-free operation during surgery
Spittoon
Removable spittoon for easy cleaning, rotatable 60 degrees
Proximity Sensor
Proximity Sensor to auto control the spittoon water
Assistant Sidearm
Inbuilt high and low vacuum suction
Type
Philips 3LED Sensor Light with 10,000 – 30,000 Lux intensity
Control
Light can be controlled by hand & foot for hygiene maintenance
Handles
360° adjustable & autoclavable handles
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