Square D HJA261252 - 125 A, 2-Pole Plug-In Circuit Breaker | AmpState

Square D HJA261252 is a 125 A, 2-pole plug-in molded case circuit breaker engineered to deliver dependable branch circuit overcurrent and short-circuit protection within panelboards and load centers. Sold by AmpState, this unit is designed for fast, secure integration into compatible Square D OEM panels, helping keep critical electrical circuits safe and uninterrupted.

Key advantages you’ll notice in everyday use:

• Fast plug-in connection for quick installation and easy replacement, reducing downtime during maintenance or panel work.
• Thermal-magnetic trip unit provides stable, repeatable protection against overloads and instantaneous short-circuit events, helping prevent nuisance trips while safeguarding wiring and devices.
• 2-pole configuration suited for 120/240 V circuits common in residential, commercial, and light industrial applications, with a robust 125 A rating.
• OEM compatibility designed to pair with matching Square D load centers and panelboards, ensuring reliable electrical coordination and uniform performance.
• Reliable protection for a range of applications—from home theater and HVAC circuits to lighting runs and power distribution in small-to-midsize commercial spaces.

Specifications at a glance

• Manufacturer: Square D
• Part Number: HJA261252
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 125 A
• Number of Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

This breaker is ideal for electricians, facilities managers, and contractors who need a dependable, easily replaceable protective device that aligns with Square D’s panelboard ecosystems. Use it to safeguard critical loads in residential service panels, commercial load centers, and light industrial distribution where quick swaps and precise protection are paramount.

Installation and compatibility note: ensure your panelboard is a matching OEM Square D unit and rated for plug-in connection with this 2-pole, 125 A breaker. Regular inspections and adherence to local electrical codes will help maintain optimal protection and performance over the life of the installation.