Square D | FH360251021 | Circuit Breaker | 25A | 3-Pole | 600V

Protect essential three‑phase circuits with the Square D FH360251021 circuit breaker. This 25A, 3‑Pole, 600V device is built for maintenance, retrofit, and replacement projects where exact specifications matter. Renowned for reliability in industrial and commercial power systems, this breaker delivers consistent overcurrent protection for equipment and personnel.

Key specifications

• Brand: Square D
• Part number: FH360251021 (best reference for compatibility)
• Amperage: 25A
• Configuration: 3‑Pole (three‑phase)
• Voltage rating: 600V

Why this FH360251021 breaker stands out

• Designed for straightforward maintenance, reliable retrofits, and accurate replacements where a 25A, 3‑pole, 600V specification is required.
• The part number FH360251021 serves as the clearest compatibility reference for matching Square D panels and enclosures.
• Provides robust protection for three‑phase motors, drives, and feeders, helping minimize downtime and equipment wear from overcurrent events.

Ideal use cases

• Replacing a failed breaker in industrial control panels and distribution panels that run on three‑phase power
• Retrofit projects updating legacy electrical systems to current protective devices
• New installations in manufacturing facilities, data centers, and facilities with 25A, 3‑Pole, 600V protection needs

Compatibility and installation notes

Before ordering, confirm fit and ratings on the equipment label. The FH360251021 is the best reference for compatibility with Square D panels. To ensure a perfect match, compare the panel’s catalog or data plate with the part number and three‑phase, 25A, 600V specs.

Practical guidance for a smooth replacement

• Power down the system using proper lockout/tagout procedures before replacing any circuit breaker.
• Keep a spare same‑spec breaker on hand for quick maintenance and minimized downtime.
• Verify the panel’s protective device type and mounting arrangement to ensure a secure, code‑compliant installation.