Square D | FIL360501021 | Circuit Breaker | 50A | 3-Pole | 600V

Square D FIL360501021 Circuit Breaker delivers targeted, three‑phase protection for demanding electrical systems. Designed for maintenance, retrofit, and replacement scenarios, this 50A, 3‑pole device is built to handle the demands of modern 600V distribution while preserving system reliability and safety. What makes this breaker uniquely suited for your panel - Exact part reference: FIL360501021 is the definitive compatibility reference. Use this part number to verify fit within your Square D or compatible 3‑pole, 600V panels. - Precise electrical rating: 50 amps with a 3‑pole configuration supports three‑phase circuits, ideal for motor feeders and commercial/industrial distribution networks. - High‑voltage readiness: rated for up to 600V systems, enabling protection across a range of industrial applications without compromising performance. - Maintenance and retrofit ready: a practical choice when upgrading, replacing aging breakers, or standardizing protection across existing equipment—minimizing downtime and inventory complexity. Why it matters for your operation - Reliable protection, fewer surprises: a correctly matched 3‑pole breaker ensures balanced trip characteristics across all phases, reducing the risk of nuisance trips and protecting equipment from overcurrent. - Streamlined sourcing: because the part number is the best reference for compatibility, you can order with confidence, simplifying frames, bus connections, and mounting alignment for Square D installations. - Flexible use cases: suitable for service panels, control panels, and distribution boards where three‑phase protection is required, from manufacturing floors to facilities management. Key specifications at a glance - Amperage: 50A - Poles: 3‑Pole - Voltage: 600V - Brand: Square D - Part: FIL360501021 Practical notes for installation and selection - Before ordering, confirm fit and ratings against your panel labeling and the existing protection scheme. The exact part number FIL360501021 is your strongest reference for compatibility. - Ideal for retrofit projects where a like‑for‑like replacement is needed to maintain panel integrity and protection coordination. - If you’re consolidating spare parts, keeping a supply of this 50A, 3‑pole 600V unit helps reduce downtime when a replacement is required. Designed for professionals who value precise compatibility and dependable three‑phase protection, the Square D FIL360501021 circuit breaker is a practical, project‑ready choice for maintaining safe, efficient electrical systems.