Square D | LHL36175 | Circuit Breaker | 175A | 3-Pole | 600V

Meet the Square D LHL36175 circuit breaker—a dependable, three-pole protection solution engineered for demanding electrical panels. With a 175A rating and a 600V maximum, it’s crafted for robust performance in maintenance, retrofit, and replacement projects where precise compatibility matters.

Key specifications

• Amperage: 175A
• Poles: 3-Pole
• Voltage: 600V
• Part number: LHL36175

Why this model stands out

• Direct, reliable fit for compatible Square D panels, using the LHL36175 part number as the best reference for compatibility.
• Ideal for maintenance, retrofit, and replacement workflows where panel protection must remain consistent with existing specifications.
• Designed to deliver predictable trip performance in 3-phase, 600V systems, helping minimize downtime and simplify panel service schedules.

Ideal use cases

• Upgrading aging panels during routine maintenance or mid-life retrofits
• Replacing damaged or worn breakers in commercial or light industrial installations
• Installing in 3-phase, 600V circuits where a 175A protection device is required

Compatibility and ordering tips

Before placing an order, confirm fit and ratings against your panel model and bus configuration. The LHL36175 part number serves as the most reliable reference for compatibility, ensuring you receive a direct-fit replacement without surprises during installation.

Practical installation guidance

Plan for a controlled shutdown, verify panel labeling matches the 3-pole 600V specification, and handle the breaker with insulated tools. Cross-check with your panel documentation to ensure a seamless retrofit or replacement process and to maintain consistent electrical protection across the system.