BREAKER (CB85) (P/N 7277-2-15) - New Surplus

The 7277-2-15 is a Klixon push-pull thermal circuit breaker rated 15 amperes for aircraft electrical systems. It protects 28 VDC or 115 VAC 400 Hz circuits from overcurrent conditions by automatically tripping when current exceeds the rated threshold. The breaker features a trip-free design that prevents manual override during fault conditions, ensuring reliable protection.

Panel-mounted installation uses a standard bushing with wire connections per the aircraft maintenance manual. This breaker is the commercial equivalent to military-qualified MS26574 7274-2 specification.

What is the BREAKER (CB85) (P/N 7277-2-15)?

The 7277-2-15 is a Klixon push-pull thermal circuit breaker rated 15 amperes for aircraft electrical systems. It protects 28 VDC or 115 VAC 400 Hz circuits from overcurrent conditions by automatically tripping when current exceeds the rated threshold.

Is the 7277-2-15 compatible with my aircraft's avionics suite?

Avionics compatibility depends on your aircraft model and existing installation. The BREAKER (CB85) 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 7277-2-15 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 7277-2-15?

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.