Square D MHL36800 - 800 A, 3-Pole Circuit Breaker | AmpState

Square D MHL36800—an 800 A, 3-pole molded case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. Its compact footprint pairs with a thermal-magnetic trip unit to deliver stable, repeatable protection across a range of operating conditions.

• Space-efficient molded case design helps maximize panel capacity without sacrificing protection.
• Thermal-magnetic trip unit combines a thermal element for gradual overcurrent situations with a magnetic element for instantaneous response to short circuits, reducing nuisance trips and collateral damage.
• 3-pole configuration ideal for three-phase systems commonly found in commercial and light industrial environments.
• 800 A rating provides robust protection for high-current feeders and large branch circuits within compliant panels.
• OEM-compatible designed to fit matching Square D OEM load centers and panelboards for straightforward installation and reliable performance.
• Versatile applications suitable for residential, commercial, and light industrial settings where dependable distribution protection is essential.

Technical specifications

• Manufacturer: Square D
• Part Number: MHL36800
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 800 A
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Why choose the MHL36800 from AmpState? It combines Square D’s proven protection technology with a compact design that fits into larger panel layouts without compromising ease of maintenance. Whether you’re upgrading an existing panel or specifying equipment for a new installation, this 3-pole breaker delivers reliable overload and short-circuit protection for high-demand circuits, helping keep critical systems safe and running smoothly.