DIMMER SWITCH (P/N 173-855) - New Surplus
P/N: 173-855
Category: Switches
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 4 Available |
Product Description
The 173-855 is an aircraft dimmer switch that provides variable control of cockpit, instrument, and cabin lighting circuits. This rotary or slide-actuated switch allows pilots and crew to adjust brightness levels, reducing glare and improving panel readability during day and night operations. Typically mounted on instrument panels or overhead compartments, the switch modulates power to lighting circuits through a rheostat or potentiometer mechanism.
Installation requires proper wiring per the aircraft maintenance manual and FAA AC 43.13-1B electrical standards. Verify circuit diagrams and load ratings before installation to ensure compatibility with existing lighting systems.
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.
Frequently Asked Questions
What is the DIMMER SWITCH (P/N 173-855)?
The 173-855 is an aircraft dimmer switch that provides variable control of cockpit, instrument, and cabin lighting circuits. This rotary or slide-actuated switch allows pilots and crew to adjust brightness levels, reducing glare and improving panel readability during day and night operations.
Is the 173-855 compatible with my aircraft's avionics suite?
Avionics compatibility depends on your aircraft model and existing installation. The DIMMER SWITCH is available in: New Surplus. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.
Does the 173-855 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 173-855?
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.
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