Square D LH36225 - 225 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D LH36225 — a 225 A, 600 V, 3-pole plug-in molded case circuit breaker offered by AmpState. Built for dependable branch circuit overcurrent and short-circuit protection, it integrates smoothly into panelboards and load centers, delivering reliable performance where it matters most.

Why this breaker stands out

• Fast plug-in connection for swift installation and quick replacement, minimizing downtime during maintenance or redesigns.
• Thermal-magnetic trip unit provides stable, repeatable protection. The precise magnetic trip responds immediately to short circuits, while the thermal element guards against nuisance trips from gradual overloads.
• OEM-compatible design is engineered to drop into matching Square D load centers and panelboards, ensuring clean wiring, proper fit, and coordinated protection.
• Versatile applications suitable for residential, commercial, and light industrial environments, making it a practical choice for a wide range of electrical systems.

Technical snapshot

• Amperage rating: 225 A
• Voltage rating: 600 V
• Number of poles: 3
• Mounting style: Plug-in
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection

Practical use cases

• Feeders and large branch circuits in 3‑phase panelboards and commercial electrical rooms.
• Retrofits and upgrades in light industrial spaces where robust 3-pole protection is required.
• New construction installations that demand quick plug-in maintenance without sacrificing protection performance.

Choosing the LH36225 means prioritizing dependable protection with a design that emphasizes ease of installation and compatibility. Its plug-in architecture reduces downtime during service, while the thermal-magnetic trip system delivers predictable, repeatable performance under varying load conditions. For contractors and facilities managers aiming to protect high‑value electrical infrastructure with a trusted, widely compatible solution, this Square D breaker delivers clarity, reliability, and long‑term value.