Federal Pioneer NB3P70 - 70 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the Federal Pioneer NB3P70 — a 70A, 240V, 3-pole bolt-on molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built to endure vibration and real-world use, it’s a dependable choice for everyday electrical protection in varied environments.

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection, ensuring consistent electrical contact and minimizing movement over time.
• Thermal-magnetic trip unit delivers stable, repeatable protection: the thermal element handles sustained overcurrent, while the magnetic trip responds instantly to short circuits for rapid isolation.
• OEM-compatible design is engineered to work with matching Federal Pioneer load centers and panelboards, simplifying upgrade, replacement, and system coordination.
• 3-pole configuration supports 3-phase systems, delivering balanced protection across all conductors and preventing phase imbalances from compromising safety.
• Molded case construction enhances durability and ease of maintenance in residential, commercial, and light industrial applications.

This NB3P70 is ideal for electrical installations that demand compact, reliable protection for panelboards and load centers. Use it in residential service panels, commercial distribution boards, and light industrial enclosures where a sturdy bolt-on solution is preferred for long-term performance and easy maintenance.

Why choose this unit? It pairs a proven thermal-magnetic protection scheme with a rugged bolt-on mount and OEM-compatible fit, reducing installation headroom for error and ensuring consistent protection under varying loads and conditions. In environments where vibration, temperature fluctuations, and frequent cycling are factors, the NB3P70 maintains predictable response and dependable operation.

Technical specifications

• Manufacturer: Federal Pioneer
• Part Number: NB3P70
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 70A
• Voltage Rating: 240V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Inquire with AmpState to ensure you’re selecting the exact NB3P70 matched to your panelboard or load center. With authentic Federal Pioneer components, you’re choosing reliability, compatibility, and long-term protection for your electrical system.