Square D | LHL3635029DC | Circuit Breaker | 350A | 3-Pole | 600V

Designed for demanding industrial and commercial electrical systems, the Square D LHL3635029DC circuit breaker delivers reliable overcurrent protection with a precise 350A rating, 3-pole configuration, and a 600V operating capacity. This unit is ideal for maintenance, retrofit, and replacement projects where exact specifications matter and compatibility is non‑negotiable.

Key specifications at a glance

• Amperage: 350A
• Poles: 3-Pole
• Voltage: 600V
• Part number: LHL3635029DC

Why this breaker stands out

• Exact specification compatibility for Square D panels and assemblies, reducing the guesswork during repairs or upgrades.
• Three‑phase protection that ensures balanced interruption across all conductors, helping safeguard large feeders and critical equipment.
• Designed for straightforward maintenance and retrofits, so you can swap in a like‑for‑like unit with minimal downtime.

Ideal use cases

• Retrofits in aging 3‑phase distribution panels where a 350A, 600V unit is specified.
• Replacement of failed breakers in high‑demand environments such as manufacturing floors, heavy machinery circuits, or substantial electrical feeders.
• Maintenance outages where exact part matching keeps system performance consistent and reliable.

Compatibility and fit

The notes emphasize that you should confirm fit and ratings before ordering. Use the part number LHL3635029DC as the best reference for compatibility and cross‑checking against your panel’s catalog or OEM guide to ensure the form factor and terminal configuration match your existing installation.

For safe, dependable installation, engage a licensed electrician who can verify suitability, ensure proper terminal torque, and follow your panel manufacturer’s guidelines. Choosing this Square D breaker means selecting a unit engineered to meet stringent electrical protection needs for 350A, 3‑pole, 600V systems, with the reliability you expect from a trusted Square D solution.