Square D JDL36250 - 250 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Square D JDL36250 is a robust, space‑savvy solution for protecting your electrical distribution with precision. Rated at 250 A and 600 V, this 3‑pole molded case circuit breaker is built to handle demanding branch circuits in panelboards and load centers, delivering reliable overcurrent and short‑circuit protection when and where it matters most. Available from AmpState, it’s a trusted choice for installations that demand consistency and long‑term performance.

What makes this breaker stand out

• Compact molded case design maximizes panel space, making it easier to fit in crowded panels without compromising protection.
• Thermal‑magnetic trip unit delivers stable, repeatable protection across temperature variations and loading conditions, with fast response to short circuits.
• Three‑pole configuration ideal for three‑phase systems, simplifying integration in commercial and light industrial setups.
• 600 V rating supports modern distribution schemes, providing clear, reliable protection for higher‑voltage circuits.
• OEM‑level compatibility designed to work with matching Square D OEM load centers and panelboards, ensuring a seamless retrofit or new install.
• Versatile application suitable for residential, commercial, and light industrial applications where dependable branch circuit protection is essential.

This JDL36250 unit is purpose‑built for protection that matters—limiting damage from overloads and short circuits while preserving system uptime. Its precise thermal‑magnetic trip behavior reduces nuisance trips while maintaining rapid clearing when a fault occurs, helping protect wiring, devices, and overall electrical infrastructure.

Practical use cases

• Upgrading aging panels in small commercial spaces that run multiple 3‑phase loads.
• Replacing a failing breaker in a load center to restore reliable protection for critical circuits.
• Integrating into new installations in industrial light environments where 600 V distribution is standard.
• Coordinating with OEM panelboards for a clean, code‑compliant protection scheme.

Technical specifications

• Manufacturer: Square D
• Part Number: JDL36250
• Type: Thermal‑magnetic molded case circuit breaker
• Amperage Rating: 250 A
• Voltage Rating: 600 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short‑circuit protection