Square D KH26250AB 26250A 2-Pole 600 V Circuit Breaker

Square D KH26250AB is a robust two-pole, 600 V circuit breaker designed for industrial power distribution. With a listed current rating of 26250 A, this device provides dependable protection for high-voltage circuits in commercial and industrial settings. The KH26250AB part number identifies the exact unit for seamless replacement in compatible Square D panels and enclosures, ensuring a precise fit and reliable performance.

• Two-pole protection — interrupts two conductors simultaneously to secure balanced circuit protection and reduce risk of neutral overload.
• 600 V maximum voltage — suitable for medium- and high-voltage electrical systems common in manufacturing floors, data centers, and distribution centers.
• Specific part & compatibility — KH26250AB is the exact replacement part for compatible Square D installations, simplifying procurement and stocking.
• Ready for demanding environments — built to maintain performance in continuous operation under heavy loads and frequent switching, typical in industrial controls.
• Ideal for retrofits and new installs — use in service entrances, motor control centers, or panel upgrades to ensure quick protection and code-compliant safety.

Use cases and benefits

In manufacturing lines where machines run at 600 V, this breaker delivers reliable overcurrent protection to prevent damage from short circuits and overloads. Engineers choose the KH26250AB when a two-pole, high-voltage solution is needed in panel boards, switchgear, or motor control centers. The unit’s precise fit minimizes downtime during replacements and reduces the risk of sourcing errors.

Why choose Square D KH26250AB?

Beyond basic specs, this breaker is part of Square D’s trusted lineup, designed to withstand industrial demands and maintain stable operation under load. Its two-pole design helps ensure coordinated protection for both legs, improving safety and fault clearing behavior. The exact part number simplifies ordering, inventory management, and warranty support for facilities managers and electricians.

Notes on installation and safety: As with all high-voltage protective devices, follow local electrical codes and manufacturer installation guidelines. Use the KH26250AB only in compatible Square D panels and enclosures to ensure proper electrical contact, trip characteristics, and safety clearances.