Square D FH26030AC - 30 A, 600 V, 2-Pole Plug-In Circuit Breaker | AmpState

The Square D FH26030AC is a 30A, 600V, 2-pole plug-in molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for fast, straightforward service, this breaker keeps downtime to a minimum while safeguarding electrical circuits in a wide range of installations.

Fast plug-in connection means quick installation and effortless replacements—minimizing panel downtime and simplifying maintenance when a routine service or a component upgrade is needed.

Thermal-magnetic trip unit provides stable, repeatable protection. The thermal element handles gradual overcurrent conditions, while the magnetic portion delivers an immediate response to high-magnitude faults, helping protect both wiring and connected equipment from damage.

2-pole design delivers coordinated protection across two conductors, making it ideal for shared-neutral circuits and typical 120/240V residential and light commercial layouts. Its 600V rating expands compatibility with higher-demand circuits and commercial applications.

OEM-compatible by design, it fits with matching Square D load centers and panelboards to ensure a reliable, code-compliant installation without aftermarket fitment issues.

Versatile applications suited for residential, commercial, and light industrial environments. Whether upgrading an aging panel or stocking a replacement for a busy service truck, FH26030AC provides dependable protection for a variety of branch circuits.

Technical snapshot

• Manufacturer: Square D
• Part Number: FH26030AC
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 30 A
• Voltage Rating: 600 V
• Number of Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases and scenarios

• Replacing a failed or worn-out breaker in existing panelboards/load centers that require a direct, plug-in solution
• Providing 2-pole, 30A protection for shared-neutral circuits or circuits demanding solid fault protection in homes and light commercial spaces
• Upgrading panel configurations to meet updated electrical loads while minimizing panel downtime during service
• Supporting maintenance and service operations with a dependable, OEM-compatible component that simplifies stock and dispatch decisions

In precision electrical work, the FH26030AC stands out for its combination of plug-in convenience, precise thermal-magnetic protection, and panel compatibility. For professionals and competent DIYers alike, it’s a practical, trustworthy choice for safeguarding circuits and keeping electrical systems running smoothly.