Square D JJA36250 - 250 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState

Square D JJA36250 is a 250 A, 600 V, 3-pole plug-in molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for demanding electrical environments, this unit fits existing panel systems while delivering predictable protection performance when it matters most.

• Fast plug-in connection enables quick installation and effortless replacement, reducing downtime during panel upgrades, repairs, or routine maintenance.
• Thermal-magnetic trip provides stable, repeatable protection against both overloads and short circuits, maintaining consistent trip characteristics across varying temperatures and loads.
• Three-pole design delivers reliable three-phase protection for larger equipment and commercial-grade panelboards.
• OEM-compatible fit designed to work with matching Square D OEM load centers and panelboards for seamless electrical coordination and reliable operation.
• Rugged molded case construction built to withstand the rigors of electrical rooms in both new installations and retrofit projects.
• Versatile applications suitable for residential, commercial, and light industrial settings where dependable branch circuit protection is essential.

This JJA36250 breaker is an ideal choice when you need fast, dependable protection for a 3-phase system with a 250 A load. Its plug-in mounting simplifies service and replacement, helping keep critical circuits protected without extended downtime. Pair it with the appropriate OEM loadcenter or panelboard to ensure exact fit, coordinated trip settings, and top-to-bottom reliability on every installation.

Technical specifications

• Manufacturer: Square D
• Part Number: JJA36250
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 250 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection