Square D JJL36250CU31X 250A 3P 600V Circuit Breaker | AmpState

Protect critical electrical circuits with confidence using the Square D JJL36250CU31X 250A 3P 600V Circuit Breaker. Designed for panelboards, load centers, and overall electrical distribution systems, this three-pole unit delivers reliable overcurrent protection for demanding commercial and light industrial environments. Available from AmpState, it’s the smart choice for replacement projects and spare parts inventories that need to stay in sync with the original BOM.

Key specifications at a glance

• Manufacturer: Square D
• Part Number: JJL36250CU31X
• Amperage: 250 A
• Poles: 3 (three-pole)
• Voltage Rating: 600V
• Applications: panelboards, load centers, and electrical distribution networks

This 3-pole, 250 Amp circuit breaker is purpose-built for reliable protection in three-phase systems, helping prevent fault currents from damaging equipment and reducing downtime. Its compatibility with Square D panel ecosystems makes it an ideal direct replacement for aging components or for stockpiling as a BOM-aligned spare part, ensuring maintenance teams can react quickly when service is required.

Why this model stands out

• Genuine Square D performance engineered for consistent, predictable trip behavior in 3-phase circuits
• 600V maximum rating suitable for a range of commercial and industrial distribution setups
• Direct-fit replacement that preserves original equipment configuration and protection strategy
• Facilitates streamlined spare-part management by matching the exact BOM part number

Ideal use cases

• Replacing worn or failed breakers in existing panelboards and load centers without changing the protection scheme
• Updating spare-part inventories to maintain BOM accuracy and minimize downtime after faults
• Installing in new or retrofit electrical distribution layouts where three-phase protection is required

Support and compatibility

Not sure if this exact part fits your equipment? Message us for assistance confirming compatibility and fit. AmpState specializes in matching part numbers to ensure you get a precise, trustworthy replacement that preserves system integrity.

Ready to secure reliable three-phase protection with a trusted Square D legacy part? Add the JJL36250CU31X to your cart and maintain seamless electrical distribution with confidence.