Square D FA14030B 30A 1P 277V Circuit Breaker | AmpState

The Square D FA14030B is a purpose-built circuit breaker designed to deliver dependable overcurrent protection in panelboards, load centers, and electrical distribution systems. With a 30 Ampere rating, 1-pole configuration, and a 277V operating capability, it’s a precise OEM solution built to match your original installation requirements and electrical schematics.

Why this OEM FA14030B stands out

• Exact-fit replacement: Maintains system integrity by aligning with the original part number, reducing the risk of compatibility issues during retrofit or expansion projects.
• Reliable 277V protection: Engineered for circuits that demand higher voltage handling while safeguarding downstream equipment and occupants.
• Stock-ready spare: A practical addition to your BOM or maintenance inventory so you’re prepared for quick swaps without downtime.
• Trusted brand assurance: Manufactured by Square D, a long-standing name in electrical distribution and protection solutions.

Key specifications at a glance

• Manufacturer: Square D
• Part Number: FA14030B
• Type: Circuit Breaker
• Amperage: 30 A
• Poles: 1
• Voltage: 277V
• Ideal for: Panelboards, load centers, and electrical distribution systems

Ideal use cases and practical scenarios

• Retrofits and replacements in commercial buildings where OEM parts ensure seamless integration with existing wiring, labeling, and panel dimensions.
• Maintenance stock for facilities with a Square D-based electrical distribution network, helping facilities teams avoid project delays caused by part mismatches.
• New installations in environments that require reliable 277V circuits, such as lighting, HVAC control circuits, or equipment panels within appropriate electrical setups.

How it compares to alternatives (without naming competitors)

• OEM compatibility reduces the risk of nuisance tripping or fitment issues that can occur with generic equivalents.
• Original part number alignment simplifies BOM management, procurement workflows, and future maintenance planning.
• Using the FA14030B preserves panel labeling, mounting footprint, and electrical characteristics, supporting safer and faster servicing.

Compatibility and support

Need help confirming fit? AmpState offers guidance to verify compatibility with your panelboard or load center. If you’re updating documentation or stocking, this FA14030B is ready to partner with your existing Square D installations.

Care, handling, and installation tips

• Install only when the main power is de-energized and follow all site safety procedures.
• Verify voltage rating (277V) and amperage (30 A) match the protected circuit requirements before installation.
• Keep spares organized with clear labeling to accelerate future replacements and minimize downtime.

Secure the OEM FA14030B for your panelboard and electrical distribution needs—where exact fit, reliable protection, and straightforward maintenance matter most. If you’re aligning your BOM to the original part number, or need confirmation on compatibility, AmpState is ready to assist.