# Philips Respironics UI Control Knob for System One REMstar Series CPAP & BiPAP Machines

This essential replacement part is designed specifically for Philips Respironics System One REMstar Series CPAP and BiPAP machines. The UI Control Knob comes individually packaged and serves as a direct replacement for the original equipment, ensuring your therapy device remains fully functional and easy to operate.

## Premium Replacement Component

The dark charcoal gray knob features a distinctive silver rim on top and ergonomically designed sides that flare out slightly with ridged texture for superior grip and easy operation. This control knob is standard equipment on all SystemOne 60 SERIES CPAP/BiPAP machines and can also replace the lighter gray Machine UI Knob found on SystemOne 50 SERIES devices.

### Key Applications
* Direct replacement for worn or damaged control knobs
* Compatible with both SystemOne 50 and 60 SERIES machines
* Maintains original equipment functionality and appearance
* Essential for ensuring proper device operation and user interface control

### Quality Assurance

Manufactured by Philips Respironics to exact specifications, this UI Control Knob guarantees perfect fit and reliable performance. The durable construction ensures long-lasting operation, while the ergonomic design provides comfortable and intuitive control of your CPAP or BiPAP therapy settings.