Square D FHL3610016M - 100 A, 3-Pole Circuit Breaker | AmpState

Meet the Square D FHL3610016M — a 100 A, 3-pole molded-case circuit breaker designed to deliver reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for installers who value efficient space use and dependable protection, this unit fits neatly into dense panels while delivering precise, predictable performance.

Key advantages that matter in real-world use:

• Compact molded-case design: Optimizes panel space, enabling cleaner, more scalable installations without compromising protection.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by combining temperature-based overload sensing with a fast magnetic trip for short circuits, maintaining consistent response across typical working temperatures.
• 100 A, 3-pole configuration: Supports three-phase systems and corresponding load profiles common in commercial and light industrial environments, while providing solid protection for downstream equipment.
• OEM compatibility: Specifically designed to pair with matching Square D OEM load centers and panelboards, ensuring proper fit, alignment, and electrical performance.
• Versatile protection: Ideal for residential, commercial, and light industrial applications where reliable circuit protection and streamlined panel layouts are priorities.

Technical snapshot

• Manufacturer: Square D
• Part number: FHL3610016M
• Type: Thermal-magnetic molded-case circuit breaker
• Amperage rating: 100 A
• Number of poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Practical considerations for best results:

• Confirm the breaker matches your panelboard’s model and the downstream loads it will protect to ensure proper protection and compatibility.
• Follow manufacturer guidelines for installation, including secure mounting and appropriate conductor connections, to ensure reliable trip operation and safety.
• Use the 3-pole configuration when your project involves three-phase circuits or three-pole feeders in commercial or light-industrial settings, where dependable protection and panel efficiency are essential.