POWER SUPPLY, EMERGENCY UNIT (P/N 8es455070-00) - As Removed

The 8es455070-00 is an emergency power supply unit that maintains cabin emergency lighting when main aircraft electrical systems fail. This independent energy source powers exit signs and emergency lighting circuits, meeting 14 CFR 25.812 airworthiness requirements for emergency lighting independence. The unit activates automatically upon power loss, ensuring crew and passenger visibility during evacuation procedures.

Installation follows aircraft maintenance manual specifications and requires verification against the Illustrated Parts Catalog for proper system integration and wiring compatibility.

What is the POWER SUPPLY, EMERGENCY UNIT (P/N 8es455070-00)?

The 8es455070-00 is an emergency power supply unit that maintains cabin emergency lighting when main aircraft electrical systems fail. This independent energy source powers exit signs and emergency lighting circuits, meeting 14 CFR 25.

Is the 8es455070-00 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The POWER SUPPLY, EMERGENCY UNIT 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 8es455070-00 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 8es455070-00?

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.