Features: Dental Operating Chair: - Ergonomic double-joint sliding headrest with stepless adjustment (length and angle adjustable). - Suitable for adults, children, and wheelchair patients. - Slim backrest design provides increased legroom for the dentist. - Backrest upholstery is removable for easy maintenance. - High-fulcrum backrest structure improves stability and ergonomic comfort. - Seamless PU cushion design for easy cleaning and disinfection. - Emergency stop function (via foot switch or control panel). - PU baseplate for enhanced stability. - Soft start and soft stop lifting system for patient comfort. - One-key water and air power control. Dental Treatment Table: - Fully computerized digital control system. - Touch control panel with two memory positions, reset, and emergency position. - Adjustable cooling water, hot mouthwash, and cup filling functions. - Programmable cup filling time and quantity. - Built-in LED film viewing light with uniform illumination. - Dynamic anti-suction function to prevent cross-infection. - Chair-machine interlock safety system. - Self-locking balance arm for easy height adjustment. - 135℃ high-temperature sterilizable silicone pad. - Anti-roll flanging silicone mat design. Assistant Position: - Equipped with three-way syringe, strong suction, and weak suction. - Touch-type assistant control panel. - Programmable chair movement control. - 180° rotatable assistant unit. - Dual-joint flexible assistant arm. - Reserved installation space for LED curing light. - 135℃ sterilizable silicone pad. Unit Box System: - Integrated ceramic spittoon with rotating water flow cleaning. - 180° rotatable spittoon. - Removable and cleanable filter screen. - Plug-in outlet head design for easy maintenance. - Built-in constant temperature mouthwash system (manual or automatic). - Optional standard or central negative pressure suction system. - Built-in distilled water system. - Durable, high-strength engineering plastic components. LED Dental Lamp: - Dual-color reflective LED light (warm and cool adjustable). - Adjustable illumination intensity. - Uniform and soft light spot. - Three-axis rotation design. - High-safety lamp arm structure. Additional Features: - Multifunction foot switch (controls chair movement, spittoon flushing, water supply, chip air). - ABS engineering plastic housing. - Imported water and air pipes for extended service life. - CE certified product. - Manufacturer certified under ISO 13485. Technical Specifications: General: - Noise Level: ＜70 dB(A). Power Supply: - Main Supply: AC 220V / 50Hz. - Single-phase, three-pin socket. Floor Box: - Rated Power: 680 VA. - Fuse: φ5×20 F5AL250V. - Water Filter Aperture: ≤ 90 μm. - Air Filter Aperture: ≤ 25 μm. Water Heater: - Power Supply: AC 24V (Internal). - Rated Power: 80W. - Constant Temperature: 40℃ ±5℃. Saliva Ejector: - Weak Suction: ≥ 400 ml/min (200 kPa). - Strong Suction: ≥ 1000 ml/min (400 kPa). Instrument Tray: - Rotation: ≥ 90°. - Vertical Movement: ≥ 400 mm. - Load Capacity: ≤ 3 kg. Film Viewer: - Power Supply: AC 24V. - Rated Power: 6 VA. - Color Temperature: ≥ 6500K. - Brightness: ≥ 2000 cd/m². - Uniformity: > 0.7. - Brightness Stability: ≤ 2%. - Screen Size: 132 × 48 mm. - Suitable for ≤ 100 LX ambient light. LED Dental Lamp: - Power Supply: AC 12V. - Rated Power: 5W. - Illuminance Range: 8,000 – 20,000 lux. - Radiant Heat: ≤ 350 W/m². - Color Rendering Index (Ra): > 85. Foot Switch: - Operating Pressure: 10N – 50N. - Protection Level: IPX4. - Service Life: > 30,000 cycles. Dental Patient Chair: - Power Supply: DC 24V. - Working Cycle: 2 min working / 18 min rest. - Running Mode: Intermittent. - Total Load Capacity: 135 kg. - Headrest Load Capacity: 30 kg. - Headrest Extension: 120 mm. - Backrest Tilt: 115° – 180°. - Height Range: 400 – 780 mm. Water Supply Requirements: - Pressure: 0.2 – 0.6 MPa. - Flow Rate: > 5 L/min. - Hardness: < 2.14 mmol/L (<12°dH). - pH: 6.5 – 8.5. - Max Particle Size: < 100 μm. - Must meet local drinking water standards. Air Supply Requirements: - Pressure: 0.7 ± 0.1 MPa. - Flow Rate: > 80 NL/min. - Dew Point: ≤ -20℃. - Oil Content: ≤ 0.5 mg/m³. - Particle Content (1–5 μm): ≤ 100/m³. Installation & Environment: Installation Space: - Length ≥ 3000 mm. - Width ≥ 2000 mm. - Height ≥ 2500 mm. Operating Conditions: - Temperature: 5℃ – 40℃. - Humidity: ≤ 80%. - Atmospheric Pressure: 200 – 400 kPa. - Air Source Pressure: 0.6 – 0.8 MPa. - Water Source Pressure: 0.2 – 0.6 MPa. Configuration: Doctor’s Position: - 2 × Four-hole high-speed handpiece tubes. - 1 × Four-hole low-speed pneumatic motor line. - 1 × Three-way syringe. - Built-in viewing light. - Multifunction touch control board. - Balance arm with air lock. - Instrument tray with silicone pad. Assistant Position: - 1 × Three-way syringe. - 1 × Weak suction. - 1 × Strong suction. - Touch assistant control panel. - Silicone pad. Dental Patient Chair: - Electric chair with DC low-noise motor. - Double-joint sliding headrest. - Foldable right aluminum armrest (90°). - Seamless PU cushion and backrest. - High-fulcrum cast aluminum back support. Additional Configuration: - 2 × Distilled water systems. - Mouthwash heating system. - Removable ceramic spittoon (180° rotation). - Sensor LED dental light. - Multifunction foot switch. - Rotatable unit box. - Imported water & air pipes. Dentist Stool: - Seamless PU upholstery. - SGS-certified gas spring. - Cast alloy base with silent medical wheels. Optional Upgrades: - Built-in dental scaler. - Optical fiber handpiece system. - Built-in LED curing light. - Central negative pressure suction. - Built-in floor box. - Oral endoscope with 21.5” display. - Endoscope light pole. - 3-in-1 tissue box. - Oil-free air compressor. - Separate doctor tray with holder.