Square D HDL36025 - 25 A, 3-Pole Circuit Breaker | AmpState

Square D HDL36025 – 25A, 3-pole molded-case circuit breaker, available from AmpState. Engineered to safeguard branch circuits in panelboards and load centers, this unit combines a compact footprint with dependable overcurrent and short-circuit protection.

• Space-efficient design: The compact molded-case form maximizes panel density, letting you fit more protected circuits in smaller spaces without compromising performance.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection across varying temperatures and inrush conditions, reducing nuisance trips while ensuring fast response when faults occur.
• 3-pole configuration: Provides balanced protection for 3-phase circuits, simplifying coordination in commercial and light industrial installations.
• OEM-compatible: Designed to be used with matching OEM load centers and panelboards, ensuring proper fit, electrical coordination, and straightforward replacements or upgrades.
• Targeted protection: Ideal for residential, commercial, and light industrial applications requiring reliable branch circuit overcurrent and short-circuit protection.

Technical specifications at a glance

• Manufacturer: Square D
• Part Number: HDL36025
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 25A
• Number of Poles: 3
• Applications: Branch circuit overcurrent and short-circuit protection

Use cases and practical scenarios

• Upgrading or expanding a residential or small commercial panel to protect lighting circuits, receptacles, and general loads on 3-phase or single-phase configurations where 25A protection is appropriate for the circuit design.
• Installing in light industrial panels to safeguard distribution feeders and small equipment that operate on 3-phase power, ensuring coordinated response across the system.
• Replacing a worn or malfunctioning breaker in compatible panelboards with a like-for-like 25A, 3-pole unit to restore reliable protection and maintain panel integrity.

Installation and compatibility tips

• Confirm your panelboard or load center is designed for 3-pole molded-case breakers of 25A rating and that the HDL36025 matches the original replacement specifications.
• When upgrading, ensure all circuits are appropriately rated and labeled, and that the new breaker maintains correct coordination with adjacent protection devices in the panel.
• Handle with standard electrical safety practices, and verify torque and connection integrity after installation to maintain reliable contact and protection performance.