Square D JLA36225 - 225 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState

Square D JLA36225 is a robust 225 A, 600 V, 3-pole plug-in molded case circuit breaker engineered for dependable branch circuit protection in panelboards and loadcenters. Designed to protect large feeders and critical circuits, it combines fast installation with precise protection for demanding electrical environments.

Why this breaker stands out

• Fast plug-in connection enables quick installation and rapid replacement, reducing downtime during maintenance or upgrades.
• Thermal-magnetic trip unit delivers stable, repeatable protection: the thermal element guards against nuisance overloads, while the magnetic element delivers immediate response to short circuits.
• OEM-compatible design is engineered to fit matching Square D loadcenters and panelboards, ensuring reliable performance and seamless integration.
• Versatile application suitable for residential, commercial, and light industrial projects that require high-current protection on 600 V systems.

Key specifications

• Part Number: JLA36225
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 225 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal scenarios and use cases

• Upgrading feeder protections in residential or light commercial panelboards where high-current circuit protection is required
• Replacing aging or failed breakers in busy electrical rooms to minimize downtime and maintain service continuity
• Protecting large-draw equipment and multi-wire branch circuits in light industrial settings
• Installing in new installations that demand a durable, plug-in solution with precise thermal-magnetic protection

Practical guidance for maximum value

• Ensure the panelboard or loadcenter is rated for 225 A and 600 V, and that the JLA36225 matches the OEM equipment for guaranteed compatibility.
• When replacing a breaker, verify the surrounding cooling and wiring conditions to preserve the thermal-magnetic trip performance.
• Use torque tools per manufacturer recommendations to secure plug-in connections and maintain reliable electrical contact over time.
• Consider stocking this 3-pole breaker as a ready-to-install solution for high-current feeders in service upgrades or preventive maintenance programs.

In environments where dependable protection matters—homes, commercial spaces, and light industrial facilities—the Square D JLA36225 225 A, 600 V, 3-pole plug-in molded case circuit breaker delivers fast installation, durable protection, and OEM-compatible reliability. It’s the practical, high-capacity choice for safeguarding electrical systems against overloads and short circuits while keeping downtime to a minimum.