Square D HDL36100U33X - 100 A, 3-Pole Circuit Breaker | AmpState

Introducing the Square D HDL36100U33X — a 100 A, 3-pole molded case circuit breaker built to guard your electrical system against overcurrent and short circuits. Designed for dependable protection in panelboards and load centers, this unit is well-suited for residential, commercial, and light industrial environments.

Key benefits that set this breaker apart:

• Compact molded case design optimizes panel space, helping you create a neat, organized distribution layout without sacrificing protection.
• Thermal-magnetic trip unit delivers stable, repeatable protection performance across varying loads and ambient conditions, reducing nuisance trips and ensuring reliable circuit safeguarding.
• OEM compatibility is built in — designed to pair with matching Square D load centers and panelboards for a precise fit, dependable electrical characteristics, and straightforward replacement.
• Three-pole, 100 A configuration is ideal for protecting three-phase circuits and standard branch circuits in larger panel setups, extending protection to commercial and light industrial applications.

Technical specifications

• Manufacturer: Square D
• Part Number: HDL36100U33X
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 100 A
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection
• Ideal for: Residential, commercial, and light industrial panelboards and load centers

Practical use and scenarios

Whether you’re upgrading a panel in a small office, wiring a light industrial distribution center, or replacing an aging breaker in a home subpanel, the HDL36100U33X provides reliable protection with a fit-for-purpose design. Its three-pole configuration supports three-phase circuits common in commercial equipment, HVAC systems, and machinery, while its compact form helps maximize usable space inside your panelboard. You’ll appreciate the straightforward replacement process when it’s time for service or upgrades, thanks to the built-in compatibility with Square D OEM panels.

In short, the HDL36100U33X is a dependable, code-conscious choice for professionals who demand precise protection, easy compatibility, and efficient panel layout in a single 100 A, 3-pole package.