Square D FA14030 A - 30 A, 1-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D FA14030A, a 30A, 1-pole plug-in molded-case circuit breaker built to guard your electrical system against overcurrent and short circuits. Engineered for dependable protection in panelboards and load centers, this breaker blends quick installation with precise, repeatable performance.

Why it matters - A robust protective device means fewer nuisance trips and more reliable power for your circuits. The thermal-magnetic trip unit detects heat buildup and magnetic surges, delivering a controlled response that protects wiring and devices without compromising on speed when a fault occurs.

Fast, plug-in installation - Designed for straightforward plug-in connections, the FA14030A minimizes downtime during replacements or panel upgrades. Its plug-in mounting is tailored for compatibility with matching OEM load centers, ensuring a snug, secure fit that stays in place under normal operation.

What makes it unique - This single-pole, 30-amp breaker is not a generic component. It’s manufactured by Square D and specified for use in residential, commercial, and light industrial environments where reliable branch-circuit protection is essential. The one-pole design makes it ideal for dedicated circuits, lighting, or receptacle loads within compatible panelboards.

Key specifications at a glance

• Manufacturer: Square D
• Part number: FA14030A
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 30A
• Number of poles: 1
• Mounting style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

This FA14030A is designed to work with the same OEM panelboards and load centers, helping you maintain consistent protection across your electrical system without adapting to a different family of devices. Whether you’re refreshing an aging panel or outfitting a new installation, this 30A, 1-pole plug-in breaker offers the right balance of protection, ease of replacement, and compatibility.

Ideal for electricians, facilities managers, and DIYers upgrading home electrical panels, the Square D FA14030A delivers reliable performance where you need it most. It protects against common faults like overloads and short circuits, giving you peace of mind with each switch flip and fault event.