Federal Pioneer NA240 - 40 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

The Federal Pioneer NA240 is a purpose-built 40A, 240V, 2-pole plug-in molded case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. Designed for fast, tool-free installation and straightforward maintenance, it keeps residential, commercial, and light industrial electrical systems safe and up to code without lengthy downtime.

• Rapid plug-in installation — the fast connection design lets you install or replace breakers quickly, minimizing service interruptions during upgrades or repairs.
• Thermal-magnetic trip unit — combines thermal overload protection with magnetic short-circuit protection, delivering stable, repeatable performance across a range of operating conditions and reducing nuisance trips.
• OEM-compatible for seamless integration — specifically engineered to be compatible with matching Federal Pioneer load centers and panelboards, ensuring proper fit, coordination, and electrical performance.
• Rugged molded-case construction — built to endure the demands of panel installations in both new builds and retrofit projects, while maintaining solid protection for connected circuits.
• Versatile 2-pole design — ideal for protecting multi-wire branch circuits and shared-neutral configurations common in residential, commercial, and light industrial applications.

Key specifications

• Manufacturer: Federal Pioneer
• Part number: NA240
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 40A
• Voltage rating: 240V
• Number of poles: 2
• Mounting style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Who this is for

The NA240 is a solid choice for electricians and facility managers upgrading or maintaining panelboards and load centers in homes, offices, retail spaces, and light industrial environments. If you’re replacing an existing Federal Pioneer unit or stocking OEM-compatible components for ongoing service programs, this breaker offers alignment with your current protection scheme and panel compatibility.

Use cases and practical benefits

• Upgrading aging panels to maintain reliable overcurrent protection for critical circuits.
• Replacing a failed 2-pole breaker in a Federal Pioneer system without triggering compatibility issues.
• Expanding or reconfiguring multi-wire branch circuits in small to mid-size commercial setups.
• Maintaining quick serviceability in maintenance-friendly panel layouts thanks to the plug-in design.

Choose the Federal Pioneer NA240 for OEM-aligned, dependable protection that simplifies installation and preserves panel integrity. If you’re outfitting a panel with components that match your existing load centers, this 40A, 240V, 2-pole plug-in breaker from AmpState is built to perform consistently over the long haul.