Philips 4000 Series Humidifier HU4210/03 - NanoCloud Evaporative, 300 ml/h, 2L Tank, Charcoal Grey

Deliver 300 ml/h of hygienic humidification with NanoCloud evaporative technology, spreading moisture without visible mist or wet spots. The Philips 4000 Series HU4210/03 humidifier maintains your ideal humidity across rooms up to 44 m², with a 2-liter tank that runs for hours before refilling.

Overview

The HU4210/03 combines a 2-liter water tank with three fan speeds and automatic humidity control. Set your target at 40%, 50%, or 60% RH, and the built-in sensor adjusts output to keep the air comfortable. A digital display shows real-time humidity, while the sleep mode dims lights and reduces noise to 33 dB(A) for undisturbed rest.

What stands out

• NanoCloud evaporative technology adds moisture without over-humidifying or leaving mineral dust.
• Auto mode maintains your chosen humidity level automatically.
• Sleep mode lowers fan speed and display brightness for quiet nights.
• Empty tank alert and auto shut-off prevent dry running.
• Healthy Air Protect alert reminds you when to replace the humidification filter.

Technical details

• Humidification rate: 300 ml/h
• Water tank capacity: 2 L
• Suitable room area: up to 44 m²
• Noise level: 33 dB(A) in silent mode
• Timer: 1, 4, or 8 hours
• Power: 17 W, 220-240 V, 50 Hz
• Cord length: 1.6 m
• Filter: Humidification filter FY2401/30 (recommended)

Our verdict

The Philips 4000 Series HU4210/03 delivers precise, low-maintenance humidification for medium to large rooms. Its NanoCloud technology and smart controls make it a reliable choice for consistent comfort.