(904) 998-9101
sales@aircraftpartsstore.com
Aircraft Parts Store
CIRCUIT BREAKER - P/N 109-205-101

CIRCUIT BREAKER (P/N 109-205-101) - New Surplus, As Removed

P/N: 109-205-101

Category: Circuit Breakers & Fuses

Contact for quote
In Stock (5 available)
Submit RFQ Call for Pricing

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
As Removed 1 Available

Product Description

The 109-205-101 is a 5-ampere DC circuit breaker manufactured by Potter & Brumfield for aircraft electrical systems. This breaker protects individual branch circuits from overcurrent conditions by automatically interrupting power when current exceeds the rated threshold. Installed in aircraft breaker panels, it safeguards wiring and connected equipment from thermal damage and fire risk.

Installation follows the aircraft wiring diagram and FAA AC 43.13-1B guidance for circuit protection. The breaker provides reliable protection in general aviation and corporate aircraft electrical distribution 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 CIRCUIT BREAKER (P/N 109-205-101)?

The 109-205-101 is a 5-ampere DC circuit breaker manufactured by Potter & Brumfield for aircraft electrical systems. This breaker protects individual branch circuits from overcurrent conditions by automatically interrupting power when current exceeds the rated threshold.

Is the 109-205-101 compatible with my aircraft's avionics suite?

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

Does the 109-205-101 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 109-205-101?

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.

Related Circuit Breakers & Fuses

Browse More Circuit Breakers & Fuses