P/N: 4421134-000
Category: Switches
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
| Condition | Stock |
|---|---|
| As Removed | 1 Available |
The 4421134-000 is an electromechanical low-pressure switch for aircraft oxygen systems. This switch monitors supply line pressure and triggers electrical contacts to alert the flight crew when oxygen pressure drops below safe operating levels. Installed in crew oxygen supply lines, it sends signals to cockpit annunciators or control units to indicate system status.
Installation and testing must follow the aircraft maintenance manual and approved oxygen system procedures. Essential for crew safety in pressurized aircraft.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
The 4421134-000 is an electromechanical low-pressure switch for aircraft oxygen systems. This switch monitors supply line pressure and triggers electrical contacts to alert the flight crew when oxygen pressure drops below safe operating levels.
Avionics compatibility depends on your aircraft model and existing installation. The SWITCH, LOW PRESSURE, OXYGEN is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.
Availability of an FAA 8130-3 tag depends on the part condition. Overhauled and repaired units typically include 8130-3 documentation. As-removed units may include a removal tag with trace history. Contact us for specific documentation on the condition you need.
We can arrange bench testing through our network of FAA-certified repair stations. Call (904) 998-9101 for testing availability and turnaround times, or submit an RFQ with your specific requirements.