Square D BDA36125 - 125 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D BDA36125: a 125A, 600V, 3-pole plug-in molded case circuit breaker built to deliver reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers. With a fast plug-in connection, this unit is designed for quick installation and hassle-free replacements, reducing downtime and maintenance effort in busy electrical rooms.

Engineered for stable, repeatable protection, the thermal-magnetic trip unit responds precisely to both overloads and short circuits. That means you get predictable trips across a range of loads, protecting wiring, devices, and downstream equipment without nuisance tripping during normal operation.

Why this breaker stands out

• Fast plug-in connection for rapid installation and straightforward field service.
• Thermal-magnetic trip provides dependable protection under varying ambient temperatures and load conditions.
• 3-pole configuration handles 3-phase systems, ideal for modern commercial and light industrial circuits.
• 125A, 600V rating matches mid-range branch circuits in diverse environments, from offices to small factories.
• Panelboard and load center compatibility engineered to pair with matching OEM enclosures for a cohesive protection solution.
• Versatile application suitable for residential, commercial, and light industrial installations requiring reliable overcurrent and short-circuit protection.

Where it fits in your electrical system

This plug-in molded case circuit breaker is designed for use in panelboards and load centers as the primary line of defense against overcurrent in branch circuits. Its three-pole design makes it well-suited for three-phase electrical layouts, reducing wiring complexity while delivering robust protection for equipment, motors, and lighting runs.

Technical specifications

• Manufacturer: Square D
• Part Number: BDA36125
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 125A
• Voltage Rating: 600V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

When selecting breakers, ensure pairing with compatible OEM panelboards and verify that the trip characteristics align with your system’s fault-current requirements. This Square D BDA36125 from AmpState represents a reliable, purpose-built solution for ongoing protection and simplified maintenance in professional electrical installations.