This power adapter is the replacement for the one coming with your machine. It is compatible to all Philis Respironics 60 series.
There are two different models. 80w vs 60w. The 80w is for CPAPs/BiPAPs with humidifiers. The 60w is for CPAPs/BiPAPs only, which is ideal for travel.
This product is adapter only. The power cord is not included. It will be purchased separately here: Respironics power cord.
Note it is not compatible to 50 series or M series CPAPs.