Square D HDA36060U43X - 60 A, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D HDA36060U43X—a 60 A, 3-pole plug-in molded case circuit breaker designed to deliver reliable branch circuit protection for your panelboards and load centers. Built to withstand the demands of modern electrical systems, this unit keeps your home, business, or light industrial environment safe from overcurrent and short circuits.

Key advantages you’ll notice on install and in operation

• Fast plug-in connection for quick installation and effortless replacement, minimizing downtime during maintenance or panel upgrades.
• Thermal-magnetic trip unit delivers stable, repeatable protection across varying temperatures and load conditions, helping prevent nuisance trips while still stopping faults fast.
• OEM-compatible design ensures seamless compatibility with matching Square D load centers and panelboards, reducing compatibility concerns during system upgrades or expansions.
• Three-pole configuration is ideal for 3-phase electrical architectures found in commercial and light industrial setups, while still suitable for complex residential installations needing balanced protection.

Technical specifications at a glance

• Manufacturer: Square D
• Part Number: HDA36060U43X
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 60 A
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Who benefits from this breaker

• Electrical professionals upgrading or expanding Square D panelboards and load centers in commercial spaces, light industrial facilities, or multifamily residential projects.
• Anyone replacing a failed or worn-out 60 A, 3-pole breaker where quick plug-in installation minimizes service interruption.
• technicians seeking a dependable, OEM-compatible protection device that maintains system reliability across temperature variations and load swings.

Why this choice matters

Choosing a plug-in molded case breaker like the Square D HDA36060U43X means faster service calls, fewer compatibility headaches, and a protection strategy that holds up under real-world conditions. The thermal-magnetic trip mechanism is tuned for precise response—suppressing nuisance trips in steady-state operation while delivering decisive interruption during short circuits. In practice, this translates to safer panel operation, reduced downtime, and clearer maintenance planning for your electrical system.

When you’re configuring or upgrading panelboards, select a breaker that aligns with your system’s design intent and service requirements. The HDA36060U43X is purpose-built for dependable protection, straightforward installation, and enduring performance in residential, commercial, and light industrial environments. Ready to secure your circuits with proven Square D reliability? Add this 60 A, 3-pole plug-in breaker to your cart and protect what matters most.