D.C. LAMP DIMMER (P/N 273-1) - As Removed

The 273-1 is a D.C. lamp dimmer for aircraft instrument and panel lighting circuits. Operating at 28 VDC with 15 A output capacity, it provides variable brightness control for cockpit illumination during flight operations.

The dimmer installs in the aircraft electrical system per wiring diagrams and maintenance manual specifications. Commonly used on Cessna 525 CJ3 and similar business aircraft to adjust instrument panel brightness for crew visibility and comfort. Verify compatibility with your aircraft's Illustrated Parts Catalog before installation.

What is the D.C. LAMP DIMMER (P/N 273-1)?

The 273-1 is a D. C.

Is the 273-1 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The D.C. LAMP DIMMER 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 273-1 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 273-1?

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.