These standard disposable filters are compatible with all S9 Series CPAP & BiLevel (VPAP) Machines.
DirectHomeMedical : 36850-DHM
This updated H5i Humidifier Water Chamber features a removable top for easy cleaning. With care and regular cleaning it will last for 6-months on average.
ResMed : 36803 (Replaces 36802)
Designed exclusively for ResMed Sleep Therapy Devices the ResMed Power Station (RPS) II is a lightweight, lithium-ion battery solution that provides extended run times in a compact, travel friendly package. The RPS II is great for airline travel and meets all FAA & IATA regulations for use on commercial flights. In addition RPS II is an ideal option for camping, hiking, biking and other more down to earth travel pursuits. This RPS II package includes a specialized DC Cable for use with all S9 Series CPAPs.
ResMed : 24923