Carling AA1-X0-01-721-5D1-C - 40A, 1-Pole, Circuit Breaker

The Carling AA1-X0-01-721-5D1-C is a dependable 40A, 1-Pole circuit breaker engineered for demanding electrical environments. Designed to protect single-phase circuits, it integrates seamlessly into panelboards, switchboards, and control panels, delivering reliable overcurrent protection where space and performance matter most.

Key specifications

• Current rating: 40A
• Poles: 1-Pole
• Breaker type: Circuit Breaker

Ideal for

• Panelboards, switchboards, and control panels requiring uncompromising single-pole protection
• Industrial environments, commercial installations, and OEM applications where dependable overcurrent protection is critical
• Distribution panels and motor control centers that manage single-phase loads

Why this Carling breaker stands out

• Dedicated single-pole design provides targeted protection for single-phase circuits, helping prevent overloads without unnecessary disconnection of other lines
• 40A rating is well-suited for mid-range feeders and branch circuits common in industrial and commercial setups
• Proven Carling engineering supports consistent performance in distribution panels and motor control centers
• Compact, reliable overcurrent protection that integrates into existing electrical architectures with minimal footprint

Practical use and installation tips

• Match the 40A rating to your circuit’s load profile to ensure reliable protection without nuisance trips
• Ideal for installations where a single-pole solution is preferred for single-phase circuits within panelboards, switchboards, or control panels
• Use in applications that require robust, consistent interruption of fault currents to safeguard equipment and components