Square D | SN225KA | Circuit Breaker | 225A

Meet the Square D SN225KA Circuit Breaker, a purpose-built 225-amp protection device designed for maintenance, retrofit, and replacement projects where precise specifications matter. With the exact part number SN225KA, this breaker is your reliable reference point for compatibility in compatible Square D panels and configurations.

Key details at a glance

• Amperage: 225 A
• Part number: SN225KA
• Ideal use cases: maintenance, retrofit, and replacement where matching specs are required
• Compatibility note: Confirm fit and ratings before ordering; the part number is the best reference for ensuring compatibility with your panel

Why this SN225KA matters in real-world installations

• Precise compatibility for reliable protection — When your system demands a 225A protection device, the SN225KA offers the exact electrical characteristics needed to safeguard feeders and circuits in compatible Square D panels.
• Streamlined maintenance and retrofits — The SN225KA is purpose-built for replacement scenarios, reducing guesswork during upgrades and ensuring you retain the panel’s protective performance without aftermarket surprises.
• Clear reference to your panel documentation — Rely on the part number as the primary compatibility guide, helping you match both the breaker and the panel’s intended ratings and trip characteristics.

Who this is ideal for

• Facilities managers performing panel maintenance in industrial, commercial, or institutional settings
• Electrical contractors conducting retrofit projects where a precise 225A Square D breaker is required
• Owners upgrading service panels to ensure ongoing protection with a trusted, manufacturer-approved part

Practical scenarios you might encounter

• You’re upgrading an older panel that requires a 225-amp protection device and you’ve identified SN225KA as the exact match.
• You’re replacing a worn or tripped breaker in a critical line and need a reliable, standards-compliant component sourced by its definitive part number.
• You’re renovating equipment rooms where consistency across multiple breakers matters for diagnostics and maintenance records.

How this part stands apart from generic options

• Exact part-number assurance — SN225KA is the definitive reference for compatibility, minimizing the risk of incompatibility that can occur with non-standard replacements.
• Designed for reliable protection — Built to meet Square D’s engineering standards, delivering dependable overcurrent protection aligned with your panel’s design.
• Clear fit guidance — The accompanying specification emphasis on confirming fit and ratings before ordering helps prevent ordering mistakes and project delays.

Tips for a smooth installation and lasting performance

• Before purchase, review your panel’s documentation to verify that 225 A is the correct protection level and that SN225KA matches the required bus configuration and trip characteristics.
• For any replacement, ensure the panel is de-energized and locked out according to safety procedures, and verify that wiring gauges and conductor ratings align with the 225A device.
• Keep the exact part number accessible in your project notes or maintenance logs to streamline future replacements and audits.

In short, the Square D SN225KA circuit breaker delivers precise, manufacturer-backed protection for high-current applications. If your project hinges on exact compatibility and solid, long-term performance, this 225A SN225KA breaker is the right choice to keep your electrical system safe, compliant, and up to code.