Square D | KA361751021 | Circuit Breaker | 175A | 3-Pole | 600V

Square D KA361751021 is a high‑reliability circuit breaker designed for demanding electrical environments. With a 175A rating, 3 poles, and a 600V capability, this unit provides robust protection for three‑phase circuits while fitting into maintenance, retrofit, and replacement projects where exact specifications matter.

Key specifications

• Amperage: 175A
• Poles: 3‑Pole
• Voltage: 600V
• Part reference: KA361751021

Why this breaker stands out

Designed by Square D, this circuit breaker delivers dependable protection for three‑phase systems at a 600V rating. Its 175A capacity makes it well suited for mid‑ to high‑load applications, helping to prevent equipment damage and downtime from electrical faults. The KA361751021 designation is the strongest clue to compatibility, ensuring you’re selecting a device that aligns with your panel and equipment specifications.

Ideal use cases

• Maintenance: replace worn or damaged breakers in existing Square D panels without compromising system protection.
• Retrofit: upgrade or reconfigure circuits that require a 175A, 3‑pole, 600V solution in three‑phase installations.
• Replacement: when your documentation lists the KA361751021 part number, this unit provides a precise, factory‑matched substitute.

How to verify fit and install

Before ordering, confirm that your equipment demands 175A, 3‑Pole, and 600V ratings. Use the KA361751021 part number as the primary compatibility reference to match panel catalogs and replacement guides. If you’re replacing a worn unit, ensure the mounting, bus connections, and enclosure are compatible with a Square D 3‑pole device in the 600V class. Always follow your facility’s safety protocols and, if in doubt, consult your panel’s documentation or a qualified electrician.

Practical considerations

• Designed for systems that require robust protection with three‑phase capability.
• Part number accuracy is key to compatibility; KA361751021 is your best reference for matching equipment.
• Ideal for industrial and commercial applications where reliability and clarity in protection ratings matter.

With the KA361751021, you’re choosing a trusted Square D solution that aligns precisely with your 175A, 3‑pole, 600V requirements, enabling confident maintenance, retrofit, and replacement decisions that keep your electrical systems running smoothly.