Square D | JLA36250 | Circuit Breaker | 250A | 3-Pole | 600V

When your electrical system needs dependable, high-capacity protection, the Square D JLA36250 circuit breaker delivers a precise, drop-in retrofit option for maintenance, replacement, and modernization projects. Built to keep demanding power circuits safe, it pairs robust current handling with straightforward compatibility for Square D panel environments.

• Amperage: 250A
• Poles: 3-Pole
• Voltage: 600V
• Part number: JLA36250

Why this matters in real-world terms: a 250-amp, 3-pole 600-volt breaker provides reliable protection for large feeders and motor circuits, helping to prevent damage from overloads and short circuits while supporting smooth startup and shutdown sequences in industrial and commercial environments. The JLA36250 design is meant to align with the specific mounting, bus configuration, and compatibility expectations of Square D systems, making it a practical choice for panel refreshes and retrofits where exact specs are required.

Key use cases include upgrades to aging electrical infrastructure, replacement of a failed or obsolete breaker in existing Square D panels, and retrofit projects where maintaining a 600V rating and 3-pole configuration is essential for safe, compliant operation. This part-numbered breaker acts as a precise reference point during sourcing, ensuring you’re selecting the exact unit that matches your panel model and ratings.

How to verify fit (without guessing): rely on the part number JLA36250 as the primary compatibility reference, and cross-check the panel model, bus configuration, and operating voltage to confirm alignment with your installation. Before ordering, re-check the ratings to match the intended application and ensure it’s suitable for the electrical environment you’re servicing.

Designed for professionals who demand reliability and exact compatibility, the Square D JLA36250 is more than a component—it’s a strategic choice for safe, efficient, and compliant power protection. If you’re replacing or retrofitting in Square D systems, this 250A, 3-Pole, 600V breaker provides a clear path to seamless integration and durable performance.