Square D HRA36150U43X 150A 600 V Circuit Breaker

Square D HRA36150U43X is a high-performance circuit breaker engineered to safeguard electrical systems in commercial and light industrial environments. With a 150 A current rating and a 600 V maximum voltage, this genuine Square D component delivers dependable protection for feeders and circuits where reliability matters most.

Key specifications at a glance

• Part number: HRA36150U43X
• Current rating: 150 A
• Voltage rating: 600 V

Why this breaker stands out

• Precise protection for high-demand circuits: Designed to interrupt fault and overload conditions promptly, helping prevent damage to wiring, equipment, and downstream devices.
• Authentic Square D quality: Built to meet the rigorous standards of Square D (Schneider Electric), ensuring compatibility with Square D panels and ecosystem, and offering consistent performance over time.
• Reliability in demanding environments: Engineered for durability in busy commercial spaces and light industrial installations where dependable power protection is essential.

Ideal use scenarios

• Protecting large feeder circuits in commercial electrical panels
• Safeguarding upstream equipment and downstream loads in industrial settings
• Replacing or upgrading existing protection in systems already leveraging Square D hardware

Practical guidance and insights

• Match with compatible Square D panels and bus configurations to ensure seamless installation and labeling consistency.
• Verify system requirements before installation: ensure the protected circuit operates within the 150 A and 600 V specifications to maintain optimal protection and performance.
• For best long-term reliability, use this part as a direct replacement in appropriate Square D configurations, minimizing compatibility concerns and downtime.

In short, the HRA36150U43X from Square D is a precise, dependable choice for safeguarding high-capacity circuits up to 600 V. Whether you’re upgrading an aging panel, building out a commercial distribution system, or ensuring consistent protection for critical loads, this 150 A, 600 V circuit breaker is built to perform when it matters most.