Square D HJA36150AA 36150A 3-Pole 600 V Circuit Breaker

The Square D HJA36150AA 3-Pole 600 V Circuit Breaker is engineered to deliver reliable, three‑phase overcurrent protection for demanding electrical systems. This authentic Square D part (HJA36150AA) is built to handle high power demands with precise trip performance and durable construction.

Designed for three‑phase distribution, this 3‑pole breaker provides balanced protection across all rails, helping prevent damage from overloads and short circuits in industrial or commercial applications. With a 600 V maximum voltage rating and a current rating of 36150 A, it is suited for high‑demand feeders and equipment in modern facilities.

• Three-pole configuration specifically for three-phase circuits, enabling balanced protection across all phases.
• 600 V maximum voltage rating for robust protection in industrial power distribution.
• Current rating: 36150 A per product specification, signaling strong capability for high‑demand service
• Authentic Square D replacement part ensures exact fit, terminal layout, and trip characteristics for reliable operation.
• Rugged construction designed for repeated switching cycles in demanding environments.

Ideal use scenarios

• Protects feeders, panels, and downstream equipment in manufacturing facilities and large commercial installations.
• Suitable for three-phase motor loads and transformers where dependable overcurrent protection is essential.
• Replacement part for Square D panelboards and protection schemes that require authentic HJA36150AA components.

The HJA36150AA helps you maintain system reliability by delivering clear trip characteristics and consistent performance aligned with Square D standards. Choosing this genuine part reduces compatibility risk and helps preserve the integrity of your electrical distribution system.

Specifications at a glance

• Part number: HJA36150AA
• Current rating: 36150 A
• Pole configuration: 3-pole
• Voltage rating: 600 V

For installers and facilities teams, this breaker offers straightforward integration within suitable Square D panels and distribution boards, providing dependable protection when it matters most.