Square D MHL361000 - 1000 A, 3-Pole Circuit Breaker | AmpState

Meet the Square D MHL361000 — a 1000 A, 3-pole molded case circuit breaker built to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Designed for crews that demand reliable performance in demanding environments, this unit combines rugged construction with precise protection for peace of mind on every install.

• Compact molded case design maximizes panel space, enabling tighter, cleaner installs in both new builds and retrofit projects.
• Thermal-magnetic trip unit provides stable, repeatable protection across varying loads and ambient conditions, reducing nuisance trips while quickly responding to dangerous faults.
• 3-pole configuration at 1000 A ensures simultaneous disconnection of all phases, improving safety and coordination for high-current feeders.
• OEM-compatible and designed to pair with matching Square D OEM load centers and panelboards for straightforward, plug-and-play integration.
• Versatile applicability suitable for residential, commercial, and light industrial environments where reliable branch circuit protection matters most.

Technical snapshot

• Manufacturer: Square D
• Part Number: MHL361000
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 1000 A
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Practical use cases

Ideal for service entrances, feeder connections, and subpanel protection in commercial spaces or light industrial facilities. When you’re upgrading a panelboard to handle higher loads, the MHL361000 provides a robust, OEM-compatible solution that fits into existing Square D ecosystems without sacrificing safety or performance. It’s also a smart choice for new installations where space efficiency and reliable protective coordination are priorities.

Why this breaker stands out

Beyond basic specs, the MHL361000 emphasizes ecosystem compatibility and durable design. The combination of a compact molded case, precise thermal-magnetic protection, and alignment with matching OEM load centers keeps installations straightforward and maintenance simple. If you’re selecting a replacement or addition for high-current panels, this unit helps ensure long-term reliability and consistent protection for critical circuits.

Ready for a dependable, high-current protection solution that fits neatly into Square D panelboards and load centers? The Square D MHL361000 delivers focused protection for demanding electrical layouts while offering practical installation advantages for professionals and facility managers alike.