General Electric | APP4 | Circuit Breaker

The General Electric APP4 Circuit Breaker is designed for professionals who need precise compatibility in maintenance, retrofit, and replacement projects. When your system specifies the APP4, this GE breaker delivers a dependable, plug-in solution that aligns with exact electrical requirements.

Key identifier for exact matching — The circuit breaker is identified by part number APP4, and that code is your most reliable reference when sourcing a replacement to ensure it fits the panel and meets the required specifications.

• Maintenance-ready: A straightforward, known-good replacement option for aging GE breakers that require the APP4 specification, helping minimize downtime.
• Retrofit and replacement: Particularly suited for retrofit projects or failed units where the equipment manufacturer calls for APP4 compatibility.
• Spec-driven procurement: Rely on the APP4 part number to guide procurement decisions and avoid mismatches in fit or ratings.

Before you order

• Confirm fit by comparing the APP4 part number to the panel’s documented requirements and mounting profile.
• Verify ratings match the equipment’s voltage and current specifications to ensure safe, compliant operation.
• Use the APP4 reference as the primary compatibility check to reduce the risk of ordering the wrong breaker.

Who this is for

Ideal for electrical contractors, facility maintenance teams, and service technicians working with General Electric equipment that specifies the APP4 circuit breaker. It’s also a reliable choice for inventory managers who standardize parts around exact GE identifiers to streamline replacements and retrofits.

Practical considerations and tips

• Document and store APP4 alongside your panel documentation to simplify future maintenance calls or upgrades.
• When in doubt, cross-reference the part number APP4 with the panel label and service manuals to confirm compatibility.
• Consider keeping a small stock of APP4 breakers for planned retrofit cycles or common GE panel configurations to reduce downtime.