Schneider Electric | PJA36080U43A | Circuit Breaker | 43A | 3-Pole | 600V

Schneider Electric PJA36080U43A is a 43A, three‑pole circuit breaker engineered for 600V systems, delivering reliable overcurrent protection for industrial and commercial electrical installations. Designed to integrate seamlessly within Schneider Electric’s ecosystem, this unit is an ideal choice for maintenance, retrofit, and replacement projects where exact specifications matter.

• Amperage: 43A
• Poles: 3-Pole
• Voltage: 600V
• Part Number: PJA36080U43A

What makes this model stand out

• Precise compatibility for upgrades: Matching the exact part number ensures proper fit, termination, and protective characteristics in your panel or switchgear, reducing retrofit risk and downtime.
• Optimized for 3‑phase systems: Ideal for distributing power to motors, conveyors, and other 3‑phase loads up to 600V, providing targeted protection where it’s most needed.
• Built for reliability: Schneider Electric’s engineering delivers consistent performance and long service life in demanding environments, helping keep equipment running smoothly.

Practical use cases

• Replacing a failed or obsolete breaker in an existing 3‑phase, 600V distribution panel.
• Retrofits where your project demands an exact 43A, 3‑pole, 600V specification to maintain electrical protection and panel labeling accuracy.
• Maintenance projects in manufacturing, processing, or facility management where dependable overcurrent protection is essential.

How to proceed with confidence

Important: Confirm fit and ratings before ordering. The part number PJA36080U43A is your best reference for compatibility.

Notes and practical insights

• Use this breaker in systems designed for Schneider Electric replacement parts to ensure consistent trip characteristics and compatibility with existing accessories.
• When planning replacement, verify surrounding panel busbar profiles and terminal torque ranges align with 3‑pole, 600V protection requirements.
• Consider future load planning: if your circuit approaches amperage limits, evaluate whether an upgrade to a higher ampere rating or alternate protection strategy is warranted.