Square D HJA261254 - 125 A, 2-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D HJA261254, a dependable 125 A, 2-pole plug-in molded case circuit breaker engineered to protect your panelboards and load centers from overcurrent and short-circuit events. With a fast plug-in connection, it delivers quick installation and hassle-free replacements, keeping your electrical system up and running with minimal downtime.

Why this breaker stands out

• Fast plug-in connection designed for seamless installation and swift replacements in panelboards and load centers, so you spend less time servicing and more time on the job.
• Thermal-magnetic trip unit delivers stable, repeatable protection by combining thermal and magnetic sensing to respond accurately to sustained overloads and instantaneous surge events.
• 125 A, 2-pole design protects both hot legs simultaneously, ideal for branch circuits and feeder applications in a compact, reliable package.
• Plug-in mounting simplifies service and upgrades, reducing panel downtime and easing panel maintenance tasks.
• OEM-compatible engineered to work with matching Square D load centers and panelboards, ensuring cohesive performance within your electrical system.
• Versatile use suitable for residential, commercial, and light industrial environments where dependable overcurrent protection is essential.

Technical specifications

• Manufacturer: Square D
• Part Number: HJA261254
• Type: Thermal-magnetic molded case circuit breaker (MCCB)
• Amperage Rating: 125 A
• Number of Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

This breaker is an excellent choice for electricians and facility managers looking to modernize or maintain service panels with equipment-compatible, plug-in protection. Use it to safeguard critical circuits in living spaces, offices, retail environments, and light industrial setups, all while maintaining a streamlined, maintainable electrical system. Its compatibility with the Square D OEM family helps ensure predictable protection characteristics and coordinated performance across your panel lineup.