SWITCH, PRESSURE (P/N 48505-15185-4sn1) - As Removed

The 48505-15185-4sn1 is an aircraft pressure switch that closes contacts when system pressure reaches a preset threshold. Used in engine oil pressure warning circuits, this switch provides automatic indication or control actuation during flight operations. The switch mounts directly to engine or system components and connects to aircraft electrical systems via terminal lugs.

Installation requires positioning per aircraft maintenance manual specifications and testing to confirm actuation pressure setting. RTCA DO-160 qualification applies to many aviation pressure switches; verify compliance requirements for your specific aircraft before installation.

What is the SWITCH, PRESSURE (P/N 48505-15185-4sn1)?

The 48505-15185-4sn1 is an aircraft pressure switch that closes contacts when system pressure reaches a preset threshold. Used in engine oil pressure warning circuits, this switch provides automatic indication or control actuation during flight operations.

Is the 48505-15185-4sn1 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The SWITCH, PRESSURE is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.

Does the 48505-15185-4sn1 come with an 8130-3 airworthiness tag?

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.

Do you offer bench testing for the 48505-15185-4sn1?

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.