The GoodKnight 420G CPAP System is the smallest and lightest continuous positive airway pressure (CPAP) device on the market. It is designed to help active sleep disorder patients preserve their lifestyles while complying with therapy. The GoodKnight 420G model provides quiet, effective CPAP therapy for a wide range of prescriptions.
Conveniently small size (weighs 1.54 pounds and measures 5.6" W x 2.9" H x 7.7" L)
Wide pressure range (4 to 20 cm H20)
Adjustable pressure calibration
Automatic voltage regulator
Altitude compensation feature
Optional D/C power supply
Automatic leak compensation
Breathing compliance meter
This Item Is No longer Manufactured
Replacement Water Chamber for Puritan Bennett GoodKnight H2O Heated Humidifier used with the GoodKnight 420 Traveler CPAP machines and GoodKnight 425 Bi-Level Devices.
Puritan Bennett 420 Series Power Adapter
Power Supply for Puritan Bennett 420G, 420S and 420E CPAP
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GoodKnight H2O Heated Humidifier
The GoodKnight H20 Heated Humidifier by Puritan Bennett is designed for use with the GoodKnight 420 CPAP Systems and GoodKnight 425 Bi-Level® Device – the smallest, lightest sleep therapy devices on the market.