H4i^™heated humidifier

The high-performing airflow dynamics and heating technology of the H4i^™ heated humidifier provide humidification for greater comfort during therapy. For use with Stellar™ range and S8™ platform devices.

Key features

Easy to use and maintain.
Easily detected by devices for mask pressure compensation.
Ideal for use in hospital and at home.
Electronic components are fully isolated from the water chamber to ensure patient safety.

Product support

Setting up your equipment

Need help setting up your equipment? Start here.

Following up on treatment

Get the most out of your therapy by following up with your provider.

Travelling with your equipment

Portable and lightweight, ResMed's therapy system makes it easy to travel.

Benefits of using a humidifier

Cleaning your humidifier

Differences between humidifiers from ResMed

Full support page

More products

H5i™ heated humidifier

The H5i heated humidifier offers relief from dryness and congestion and integrates seamlessly with the S9. Intuitive and easy to use, the S9 automatically detects when the H5i is connected.

H4i™ heated humidifier