Square D FAL36070 - 70 A, 600 V, 3-Pole Circuit Breaker | AmpState

Square D FAL36070 is a reliable, 70-amp, 600-volt, 3-pole molded-case circuit breaker designed to protect branch circuits in panelboards and loadcenters. Built for everyday electrical protection, it combines compact form with a rugged, dependable performance that electricians rely on for residential, commercial, and light industrial projects.

Why this breaker stands out

The FAL36070 uses a thermal-magnetic trip unit, delivering stable, repeatable protection as loads change. This means fewer nuisance trips and more predictable performance in real-world conditions—from daytime peak loads to inrush-heavy equipment starts. Its compact molded-case design maximizes panel space, making installation cleaner and more efficient in tight electrical enclosures.

Key benefits

• Precise protection you can trust: Thermal-magnetic trip mechanism provides accurate overcurrent and short-circuit protection with consistent trip characteristics.
• Space-efficient design: Narrow molded-case footprint helps you fit more circuits in a single panelboard or loadcenter without compromising safety.
• Industry-standard compatibility: Engineered to work seamlessly with matching OEM loadcenters and panelboards, reducing installation hassles and ensuring reliable operation.
• Versatile across settings: Suitable for residential, commercial, and light industrial applications where dependable branch-circuit protection is essential.

Technical snapshot

• Manufacturer: Square D
• Part number: FAL36070
• Type: Thermal-magnetic molded-case circuit breaker
• Amperage rating: 70 A
• Voltage rating: 600 V
• Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Use cases and practical applications

Replace a failing breaker in existing panelboards or loadcenters that require a 70 A, 3-pole solution for three-phase equipment or multi-wire branch circuits. Ideal for service upgrades, adding circuits to a commercial space, or supporting light industrial equipment where reliable triple-pole disconnection is essential. The 600 V rating makes it suitable for higher-voltage distribution circuits found in commercial environments, while the compact design keeps panel interiors organized and accessible for future expansions.

Installation and care tips

Ensure the breaker is compatible with your panelboard or loadcenter model before installation. Handle with care to avoid physical damage to the housing or terminals. For best results, follow the panel manufacturer’s guidelines for torque specifications and alignment to maintain proper contact and reliable trip performance over time.

Who should consider the Square D FAL36070?

Electricians, facilities managers, and contractors who need a dependable, space-conscious triple-pole breaker for 70 A circuits will appreciate the FAL36070. It’s a practical choice when upgrading or refurbishing panels that require consistent, repeatable protection without sacrificing panel density or future expandability.