SCHNEIDER ELECTRIC SQUARE D HJ 150 150A 3POLE MOLDED CASE CIRCUIT BREAKER

Schneider Electric’s SCHNEIDER ELECTRIC SQUARE D HJ 150 150A 3POLE Molded Case Circuit Breaker delivers dependable, ready-to-use protection for demanding electrical distribution. Built to handle industrial, commercial, and high-demand residential applications, this unit offers solid performance where reliability matters most. Whether you’re upgrading a panel, retrofitting a facility, or stocking spares for maintenance work, the HJ 150 is a trusted choice that electricians and panel builders can rely on.

Key features at a glance

• Amperage rating: 150A
• Poles/configuration: 3-pole
• Type: Molded Case Circuit Breaker (MCCB) from the Square D family
• Designed for: Industrial, commercial, and demanding residential distributions
• Ideal applications: Panel upgrades, retrofit projects, maintenance replacement, and stocking spares
• Professional fit: A reliable component for electricians, panel builders, and MRO teams who prioritize proven performance

Why choose the HJ 150 for your electrical panel

The HJ 150 isn’t just a breaker — it’s a strategic upgrade for your electrical system. Its 3-pole design provides robust protection for three-phase circuits, helping prevent overcurrent conditions from compromising sensitive equipment or critical loads. By choosing a Schneider Electric Square D MCCB, you align with a trusted ecosystem that simplifies sourcing, replacements, and coordinated protection across your panels and gear.

Use cases that maximize uptime

• Replace aging or undersized breakers to improve protection and compatibility with modern feeders.
• Integrate into existing Square D installations to modernize protection without extensive rewiring.
• Stock spares for quick swap-outs, minimizing downtime during service windows.
• Secure, reliable protection for commercial spaces and light industrial setups.

Practical guidance for selection and installation

• Confirm the panel’s rating and compatibility with 150A, 3-pole MCCBs within the Square D lineup.
• Ensure proper electrical clearances and follow all local codes and manufacturer installation instructions.
• Have a qualified electrician perform the installation and terminal torque checks to guarantee safe, lasting performance.

Specifications at a glance

• 150A
• Poles: 3
• Configuration: 3-pole molded case circuit breaker
• Brand/Series: SCHNEIDER ELECTRIC SQUARE D
• Model: HJ 150
• Applications: Industrial, commercial, and demanding residential distributions