Square D | LA12100 | Circuit Breaker | 250V

The Square D LA12100 Circuit Breaker is a purpose-built protection device designed for maintenance, retrofit, and replacement tasks where precise compatibility matters. With a 250V rating, it fits a wide range of electrical systems that require dependable overcurrent protection and fast, reliable performance when you need it most.

• Exact compatibility matters – use the LA12100 part number as your primary reference to ensure the breaker matches your panel and protection scheme.
• 250V operation – ideal for circuits and installations that run at or near standard 240/250V supply, delivering consistent protection without compromise.
• Maintenance, retrofit, and replacement ready – a versatile choice for upgrading aging panels, restoring function after faults, or replacing worn components to keep systems compliant.
• Reliable, brand-backed protection – built to deliver stable interruption performance, safeguarding wiring and connected devices from overload or short circuits.
• Easy swap-in when you have the right reference – designed for straightforward installation in compatible Square D configurations, helping you minimize downtime during service work.

Practical use scenarios include stocking spare units for service vehicles, performing panel upgrades where a 250V breaker is required, or replacing a failing unit in a retrofit project. This breaker is especially valuable for electricians and maintenance professionals who prioritize exact part references and proven Square D reliability over generic substitutes.

Important note: Always confirm fit and ratings before ordering. The LA12100 is the best reference for compatibility, ensuring you select a breaker that aligns with your panel’s design and electrical requirements.