Square D | KHL36000M1287 | Circuit Breaker | 250A | 3-Pole | 600V

Meet the Square D KHL36000M1287 Circuit Breaker — a robust, exact-match protection device built for demanding electrical systems. This 3-pole breaker handles 250A with a 600V rating, delivering reliable overcurrent protection for three-phase circuits. Designed for maintenance, retrofit, and replacement projects where precise compatibility matters, this unit serves as the direct reference you need for safe, efficient panel protection.

Key specifications

• Amperage: 250 A
• Poles: 3-Pole
• Voltage: 600 V
• Part number: KHL36000M1287
• Compatibility reference: Best reference for matching fit and ratings before ordering

Why this matters for your system

Choosing the exact part number ensures you don’t compromise panel protection. With a 250A capacity, this breaker can safely interrupt fault currents in three-phase systems, preserving wiring integrity and protecting connected equipment. The 600V rating broadens its suitability to commercial and industrial environments where higher distribution voltages are present, helping you maintain compliance and safety standards.

Use cases

• Maintenance: Restore original protection levels by replacing aging or damaged breakers with an exact 250A, 3-pole, 600V unit.
• Retrofit: Upgrade or modify existing installations without reconfiguring circuits, ensuring continued protection and compatibility.
• Replacement: Keep an on-hand spare that matches your panel’s protection scheme for rapid field swaps and minimal downtime.

Compatibility and installation tips

• Always verify fit by cross-checking the part number KHL36000M1287 against your panel labeling and service documentation.
• Match the amperage (250A), number of poles (3), and voltage rating (600V) to your circuit design and local electrical codes.
• Consult your panel’s manufacturer documentation for any required overcurrent protection characteristics associated with your model.
• During installation, follow standard electrical safety practices and ensure the power is de-energized before servicing.

Why choose Square D for this job

Square D is a trusted name in electrical protection, known for dependable trip performance, durable contact integrity, and long service life in challenging environments. The KHL36000M1287 provides a precise, factory-referenced solution that aligns with existing protection schemes and simplifies inventory management for maintenance teams.