Square D FA14045C - 45 A, 1-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D FA14045C — a 45 A, 1-pole plug-in molded case circuit breaker built to guard your electrical system with precision. Engineered for fast, tool-free installation and seamless integration, this breaker is designed to shield branch circuits from overcurrent and short-circuit events in panelboards and load centers.

• Fast plug-in connection: Designed for quick installation and easy replacement, reducing service time and downtime.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection across a wide range of temperatures and loads, helping prevent nuisance trips while keeping circuits safe.
• OEM-compatible: Specifically engineered to be compatible with matching Square D OEM load centers and panelboards for dependable performance and guarding against fit issues.
• Versatile application: Suitable for residential, commercial, and light industrial environments where reliable branch circuit protection is essential.
• Protects against overcurrent and short circuits: Ensures critical circuits stay within safe limits, reducing the risk of equipment damage and fire hazards.

Key specifications at a glance

• Manufacturer: Square D
• Part Number: FA14045C
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 45 A
• Number of Poles: 1
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal for upgrading or expanding panelboards and load centers where space and service time matter, the FA14045C delivers dependable protection without complicated installation steps. Whether you’re wiring a new residential setup, updating a commercial panel, or outfitting a light industrial distribution point, this unit provides predictable performance and compatibility with Square D systems.

Practical use scenarios:

• Replacing a failing breaker in an existing Square D panel to restore circuit protection quickly after a fault.
• Adding a dedicated 45 A circuit for heavy-load appliances or equipment in a small business or workshop.
• Expanding a panel’s capacity in retrofit projects where minimizing downtime is a priority.
• Maintaining consistent protection across multiple panels by using matched, OEM-compatible components.

Choosing the FA14045C means selecting a trusted, purpose-built solution from Square D that emphasizes fast serviceability, reliable protection, and compatibility with your existing panel system. It’s the practical, durable choice for safeguarding electrical circuits in everyday environments.