Square D HDL36110 - 110 A, 3-Pole Circuit Breaker | AmpState

Meet the Square D HDL36110, a 110 A, 3-pole molded case circuit breaker purpose-built for reliable branch circuit protection in panelboards and loadcenters. Designed to fit seamlessly into residential, commercial, and light industrial applications, this breaker helps you safeguard critical circuits with precision and efficiency.

Why this breaker stands out

• Compact molded case design maximizes panel space, letting you add circuits without crowding the enclosure.
• Thermal-magnetic trip unit delivers stable, repeatable protection by responding to both gradual overheating and sudden short-circuit surges. This means fewer nuisance trips and more consistent circuit safety.
• Three-pole configuration provides balanced protection for 3‑phase systems, essential for reliable protection of multi-wire loads and equipment banks.
• OEM-compatible is designed to be used with matching Square D OEM load centers and panelboards, ensuring a smooth, code-compliant installation.
• 110 A rating makes it suitable for medium-load branch circuits, offering robust protection without excessive interruption in everyday commercial or light industrial environments.

Key specifications at a glance

• Manufacturer: Square D
• Part number: HDL36110
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 110 A
• Number of poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Industrial-strength protection with practical benefits

For technicians and facility managers, the HDL36110 offers a predictable protection profile that aligns with standard Square D panel designs. Its molded case construction minimizes arc energy and supports dependable interruption performance across a range of loads. Because it’s engineered to integrate with matching OEM panelboards, you can count on straightforward replacement or expansion without reconfiguring adjacent circuits.

Who benefits most?

• Electrical contractors upgrading or expanding panelboards in offices, retail spaces, or light manufacturing.
• Property managers maintaining distributed electrical systems in multi-tenant facilities.
• Maintenance teams seeking durable, easy-to-replace protection for critical branch circuits.

Choosing the HDL36110 means prioritizing clear, code-compliant protection with trusted Square D performance. Its combination of compact Space-Saving design, precise thermal-magnetic coordination, and OEM compatibility translates into fewer installation headaches and steady protection for years to come.