Mitsubishi AE1250-SW-4P,-BARE,-FIXED,-AX10 4-Pole Fixed Air Circuit Breaker

The Mitsubishi AE1250-SW-4P,-BARE,-FIXED,-AX10 (AE1250-SW-4P,-BARE,-FIXED,-AX10) is a heavy-duty four-pole fixed-mount low-voltage air circuit breaker developed for industrial electrical switchgear and main power distribution systems. Built as part of the Mitsubishi AE-SW series, this bare-frame assembly is configured for stationary mounting inside distribution panels and motor control centers, providing reliable primary circuit protection and power isolation across facility networks. The unit incorporates a four-pole configuration, bare body construction prepared for electronic trip unit integration, and an AX10 auxiliary contact arrangement for signaling, interlocking, and status feedback to external monitoring systems and control logic. Designed to handle demanding continuous duty in heavy industrial and commercial installations, this air circuit breaker ensures dependable switching endurance and protection for transformers, feeders, and large electrical loads. It features a specified net weight of 10 kg, making it a critical component for plant engineers and panel builders maintaining or upgrading existing Mitsubishi low-voltage switchboard installations. Routine maintenance or direct replacement with this exact model configuration ensures seamless physical compatibility and dependable operating integrity in plant power networks.