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 a PMA or OEM part?

The D.C. LAMP DIMMER may be available as an OEM (Original Equipment Manufacturer) or PMA (Parts Manufacturer Approval) part depending on condition and source. Both carry FAA certification for airworthiness. Currently available in: As Removed. Contact us for sourcing details.

Does the 273-1 include installation hardware?

Installation hardware requirements vary by application. Check your aircraft's Structural Repair Manual (SRM) or Illustrated Parts Catalog (IPC) for the complete installation kit requirements for the D.C. LAMP DIMMER. We stock related hardware and can help identify companion parts.

Can the 273-1 be shipped internationally?

Yes, we ship airframe components worldwide. International orders typically arrive within 3-14 business days depending on destination. Export documentation and customs forms are included. Contact us for international shipping quotes on the 273-1.