Product Overview Yuwell 403C is a hospital-grade air compression nebulizer, widely adopted in respiratory departments, pediatric wards, clinics and home care worldwide. Equipped with oil-free piston compressor, it converts liquid medication into fine mist particles for respiratory inhalation therapy.
Suitable for infants, children, adults and seniors to relieve cough, asthma, bronchitis, rhinitis and other respiratory discomforts. Complete original accessories included, stable performance, low noise and portable design, supporting bulk wholesale, medical distributor cooperation and OEM customization.

Core Internal Structure & Materials1. Oil-free Single Cylinder Piston PumpNo regular lubrication required, long service life, stable air pressure output, continuous long-hour operation without overheating, low maintenance cost.2. High-strength ABS Main BodyImpact-resistant, anti-aging medical-grade plastic shell, lightweight ≤1.5kg, integrated portable handle for easy moving at home or clinic.3. Adjustable PP Nebulizer CupFood-contact safe hydrophobic PP material, 2–8ml liquid capacity, three-level adjustable mist output, low residual liquid ≤1.0mL, reduce drug waste.4. Complete Matching Accessories
Independent adult mask, child mask, air tube, mouthpiece, dual-color nebulizer cups, separate for different users to avoid cross infection.

Core Selling Advantages ✅ Medical Standard Fine Mist, High Absorption RateMass Median Diameter (MMD): 3.9μm±25%, over 65% particles under 5μm, tiny mist penetrates trachea and alveoli directly, improve drug absorption efficiency, shorten recovery time.✅ Low Residual Liquid, Save MedicationHydrophobic inner wall of nebulizer cup, residual liquid ≤1.0mL after use, less drug waste, more cost-effective for long-term family use.✅ Low Noise Quiet OperationOptimized multi-layer noise reduction structure, operating noise ≤60dB(A), low vibration, kids can nebulize smoothly during sleep without disturbance.✅ Adjustable Mist Volume for All Ages3-speed mist adjustment (low/medium/high) on the nebulizer cup: low mist for infants, medium for kids, high mist for adults, match different respiratory needs.✅ Portable Lightweight & Built-in Storage SlotNet weight under 1.5kg, ergonomic hand grip; internal accessory storage compartment to store all masks & tubes neatly, no messy parts loss.✅ Hospital-Approved, Complete Export CertificationsYuwell 27-year professional medical device brand, registered medical device product, comply with ISO13485, CE medical standards, complete test reports for global customs clearance.✅ Durable Oil-free Pump, Low MaintenanceOil-free compressor eliminates regular oil replacement, stable air pressure 0.15–0.4MPa, max nebulizing rate ≥0.2mL/min, supports daily long-time continuous treatment.
Application Scenarios 1. Medical Scenarios: Hospital respiratory department, pediatric ward, general clinic, rehabilitation center, pharmacy retail.2. Home Care: Infants, children, adults, elderly with cough, asthma, rhinitis, bronchitis, upper respiratory tract infection.3. Global Business: Medical equipment distributors, cross-border medical supplies stores, offline medical chain stores.