This product may not be available in all countries.
Please contact our Customer Service department for a list of local providers that distribute ResMed products.
The S9 90W power supply can be used to connect any S9 therapy device running with an H5i Heated Humidifier to the mains electricity supply.
The DC/DC converter 24V/90W output can be used to run a S9 device from a 12V or 24V DC power source, such as a car or boat battery.
ResMed power station II is an external long-life, lithium-ion battery that simply works alongside ResMed sleep therapy devices or ventilators.