Square D | MG24430 | Circuit Breaker | 1-Pole

Meet the Square D MG24430, a purpose-built 1-Pole circuit breaker crafted for maintenance, retrofit, and replacement projects where exact specifications matter. Identified by part number MG24430, this breaker is designed to slot into compatible Square D panels that require a precise, single-pole protection solution.

Key details to know

• Poles: 1-Pole
• Important note: Confirm fit and ratings before ordering. The MG24430 part number is the best reference for compatibility with your panel and circuits.

Why this 1-Pole breaker stands out

• Exact-match compatibility: Use the MG24430 part number to verify that this breaker fits your Square D panel and protects the intended single circuit.
• Ideal for maintenance, retrofit, and replacement: Specifically suited for situations where you need to restore or upgrade an existing installation without changing other components.
• Single-circuit protection: The 1-Pole configuration provides focused protection for a single branch circuit, helping to maintain safe, reliable electrical performance in your setup.
• Practical reference for installers: The part number is the most reliable guide to compatibility, reducing guesswork during ordering and installation.

Who is this for and how to use it

This breaker is best for electricians, contractors, and knowledgeable homeowners performing panel maintenance or upgrades where a matching 1-Pole Square D breaker is required. Use MG24430 when you need a direct substitute for a failed or aging 1-Pole unit in compatible Square D panels. Before purchasing, verify that the panel model, bus arrangement, and amperage rating align with the original specification to ensure safe and compliant operation.

Practical tips for installation and compatibility

• Power down the main and de-energize the panel before handling any breakers.
• Cross-check the panel’s model and the circuit’s amperage rating against the MG24430 specification to confirm a proper fit.
• Handle with care and follow manufacturer guidelines for torque and seating to establish a secure, reliable connection.
• Keep a record of the exact part number (MG24430) for future maintenance and reordering to ensure ongoing compatibility.

Whether you’re refreshing an aging electrical panel, replacing a failed unit, or completing a retrofit that requires specific 1-Pole protection, the Square D MG24430 delivers a straightforward, dependable solution. Rely on the part number as your primary reference for accurate compatibility, and proceed with confidence in your electrical maintenance and upgrade projects.