Square D | R38-30 | Circuit Breaker | 30A | 2-Pole | 240V

Meet the Square D R38-30 Circuit Breaker—your reliable solution for protecting 240V circuits with precision. This 30-amp, 2-pole breaker is designed for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring your panel protection remains consistent and safe.

Key specifications

• Amperage: 30A
• Poles: 2-Pole
• Voltage: 240V

Important: Confirm fit and ratings before ordering. The part number R38-30 is the best reference for compatibility, helping you avoid mismatches in form factor or electrical performance.

Why this matters

For 240V circuits, a two-pole design ensures both hot legs are disconnected simultaneously, delivering reliable protection and safer service. Using the exact R38-30 model guarantees proper integration with Square D panels, reducing install time and potential compatibility issues.

Ideal use scenarios

• Maintenance: swap in a known-good breaker to restore circuit protection quickly and with confidence.
• Retrofit: upgrade aging panels to current protection standards without altering wiring or panel layout.
• Replacement: replace a failed or worn-out breaker that matches 30A, 2-Pole, 240V requirements.

Who benefits

Electricians, facilities managers, and homeowners working with Square D panels that require a 30-amp, 2-pole, 240V breaker will find the R38-30 model aligns with existing equipment and safety guidelines.

Practical installation tips

• Power down the main breaker and verify the circuit is de-energized before replacement.
• Ensure you’re sourcing a genuine Square D part-numbered unit to maintain warranty and performance.
• Keep the panel labeling and manufacturer recommendations handy to confirm exact fit prior to installation.