Square D | HJF36030 | Circuit Breaker | 30A | 3-Pole

Square D HJF36030 30A 3-Pole Circuit Breaker

The Square D HJF36030 is a purpose-built 30-amp, 3-pole circuit breaker designed for maintenance, retrofit, and replacement projects where exact specifications matter. Built to integrate with Square D panels, this unit helps you restore reliable protection for three conductors in demanding electrical setups.

Key Details

• Amperage: 30A
• Poles: 3-Pole
• Part reference: HJF36030
• Best compatibility reference: The part number is the most reliable guide for matching your panel and ratings.

Why this matters

Choosing the exact 30A 3-pole breaker from Square D ensures proper protection for multi-conductor circuits and aligns with your panel’s design. This isn't a generic substitute—it's a targeted component that maintains the intended trip characteristics and electrical safety for your system. The HJF36030 is ideal when your project requires a precise fit to avoid compatibility issues and ensure ongoing code compliance.

Ideal Use Cases

• Maintenance on existing Square D panels that require a 30A three-pole breaker
• Retrofit projects where restoring original protection is essential
• Replacement tasks for three-conductor circuits in compatible 3-pole configurations

Practical Guidance

Before ordering, verify fit and ratings against your panel labeling. The HJF36030 part number is the best reference for compatibility. If in doubt, consult your panel’s documentation or a licensed electrician to ensure correct fit and safe operation.