This is the external power supply for use with the Philips Respironics System One (PR1) REMstar CPAP and BIPAP 60 Series machines without Heated Hose Himidifier capability.
Please pay special attention.
The 50 Series has light gray end panels. The 60 Series has dark gray or silver end panels.
The original System One (PR1) 50 Seies power supply replacement is PN 1058190L and is a 50W power source.
The power cord/cable is not included. If you are missing the cord that plugs into the wall socket and the power transformer, please refer to Item PN 1005894.
