Square D HLL36020 - 20 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Square D HLL36020 is a compact 20A, 600V, 3-pole molded case circuit breaker crafted to deliver dependable branch circuit protection in panelboards and loadcenters. Built to coordinate seamlessly with your Square D system, this breaker helps keep electrical distribution clean, safe, and reliable.

• Space-efficient molded-case design minimizes occupancy in your panel, giving you more room for circuits without compromising protection.
• Thermal-magnetic trip unit offers stable, repeatable protection by responding to both overloads and short-circuit events, reducing nuisance trips and guarding downstream equipment.
• 3-pole configuration provides balanced protection for 3-phase systems and is suitable for panels that require all-phase coordination in commercial or light industrial settings.
• OEM compatibility is designed to match Square D loadcenters and panelboards, ensuring proper fit, electrical coordination, and straightforward installation.
• 20A, 600V rating makes it ideal for protecting branch circuits in residential, commercial, and light industrial applications where robust, reliable performance is essential.

Key specifications at a glance

• Manufacturer: Square D
• Part Number: HLL36020
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 20A
• Voltage Rating: 600V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

This breaker is a practical choice for electricians and facility managers needing reliable protection that fits neatly into compatible panelboards and loadcenters. Use it to safeguard individual branch circuits, maintain safe operation across commercial spaces, or support electrical distribution in light industrial environments where three-pole protection and precise trip performance are required.