The Power Supply for Puritan Bennett 420G, 420S, 420SP and 420E CPAP is the replacement power supply for Puritan Bennett GoodKnight CPAP machines. This power supply is compatible with the following CPAP machines:
This power supply is not compatible with the 425 BiLevel Machine. If your current machine power supply is damaged or broken, this part is a perfect match.
Your order includes the power supply only and does not include any other items.