P/N: 431-203-101
Category: Circuit Breakers & Fuses
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
| Condition | Stock |
|---|---|
| As Removed | 1 Available |
The 431-203-101 is a 3-amp panel-mount thermal circuit breaker for aircraft DC electrical systems. This push-to-reset breaker protects cockpit feeders and avionics circuits from overcurrent conditions. Cross-referenced to TE Connectivity W58-XC4C12A-3, it installs directly on aircraft breaker panels alongside other branch-circuit protection devices.
Installation follows airframe maintenance manual specifications for wire gauge and mounting torque. Verify part compatibility with your aircraft's Illustrated Parts Catalog before ordering.
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.
The 431-203-101 is a 3-amp panel-mount thermal circuit breaker for aircraft DC electrical systems. This push-to-reset breaker protects cockpit feeders and avionics circuits from overcurrent conditions.
Avionics compatibility depends on your aircraft model and existing installation. The CIRCUIT BREAKER is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.
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.
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.