EG4 | BSB 125A AC Circuit Breaker | Smart Port & Generator Breaker | CNT147

BSB 125A AC Circuit Breaker

The BSB 125A AC Circuit Breaker provides reliable overload and short-circuit protection for EG4 solar and energy storage systems. It is designed for use as a Smart Port or generator breaker to safeguard critical backup power equipment. Built for residential, commercial, and industrial installations, it features trip-free operation, an indicating handle, and a high interrupting capacity of up to 10,000A.

Key Features

• 125A Current Rating for Smart Port & Generator Breaker applications
• 120/240VAC Rated for split-phase residential and commercial systems
• Trip-Free Operation with Indicating Handle for clear, safe status at a glance
• High Interrupting Capacity of up to 10,000A
• Wide Operating Range from -40°F to 185°F (-40°C to 85°C)
• Standards Compliant: UL 489, IEC 60947-2, GB/T 14048.2

Specifications

• Current Rating: 125A
• Voltage Rating: 120/240VAC
• Rated Insulation Voltage: 500V
• Rated Impulse Withstand Voltage: 4kV
• Interrupting Capacity: Up to 10,000A
• Operating Temperature: -40°F to 185°F (-40°C to 85°C)
• Torque Range: 2.8–6.8 N·m
• Electrical Life: 6,000 cycles
• Mechanical Life: 10,000 cycles
• Protections: Reverse polarity, over-voltage, and surge
• Compatibility: Smart Port & Generator Breaker