
Silent Oil-Free Dental Compressor 550W for Efficient Performance. Oil-Free Silent Design: Oil-free and silent operation, suitable for dental use and environmentally friendly. Heavy Cast Iron Body: Heavy load capacity with long stroke, low noise, and low fuel consumption. High-Grade Cylinder: Made of high-grade cast iron with fine honing for wear resistance and durability. Reliable Motor Performance: 550W/0.75HP motor with low voltage startup and strong fan cooling. Durable Piston Ring: Good elasticity and wear resistance, preventing carbon deposition and oil loss. Balanced Crankshaft System: Well-balanced crankshaft and connecting rod for smooth running and high strength. Dual Nozzle Configuration: Double nozzles for direct and pressure exhaust with a safe push-button switch. 1-Year Warranty Coverage: Comprehensive 1-year warranty for after-sales service and peace of mind.