Square D QOCGK2C 150A 2-Pole Circuit Breaker

Square D QOCGK2C 150A 2-Pole Circuit Breaker delivers dependable, high-capacity overcurrent protection for demanding electrical installations. With a 150-amp rating and two poles, this authentic Square D device interrupts both hot legs in 120/240V circuits, helping safeguard wiring, outlets, and connected equipment from overloads and short circuits. Identified by Part Number QOCGK2C, it’s designed to fit Square D panels and load centers that accept QOC-series breakers, making it a reliable replacement or upgrade option.

Why this breaker stands out

• Authentic Square D part – built to meet the expectations of Square D electrical systems and ensure proper fit and performance.
• Two-pole design – interrupts both live conductors simultaneously, providing balanced protection for 240V circuits.
• 150A protection – suitable for large feeders and high-demand subcircuits in both residential and light commercial panels.
• Clear part identification – part number QOCGK2C makes sourcing easy for replacements and future service needs.

Ideal use cases

• Replacing a failed or outdated breaker in residential or light commercial panels that accept QOC-series parts.
• Feeding large subpanels or heavy-draw circuits (within panel ratings) where reliable two-pole protection is required.
• Upgrading from a smaller amp breaker to handle higher-load feeders in compatible Square D installations.

Installation & compatibility

Ensure your panel is designed to accept QOCGK2C and follows the specification of the QOC family breakers. This 2-pole, 150A device is intended for use in Square D panels that list compatibility with QOC-series breakers. For safe and proper operation, shut off power before handling, confirm correct line/load orientation, and follow the panel’s wiring and torque guidance. If you’re not absolutely sure about compatibility or installation, consult a licensed electrician to protect both people and equipment.