Square D FA36070 - 70 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState

Engineered by Square D, the FA36070 is a 70 A, 600 V, 3-pole plug-in molded case circuit breaker designed to protect branch circuits from overcurrent and short circuits in panelboards and load centers. Built for reliable, long‑term performance, it’s a versatile solution for electrical protection across residential, commercial, and light industrial installations.

Why this plug-in breaker stands out

• Fast plug-in connection: streamline installation and quick replacement, reducing panel downtime during upgrades or repairs.
• Thermal-magnetic trip unit: delivers stable, repeatable protection by responding precisely to overloads and short circuits, helping prevent nuisance trips and equipment damage.
• OEM-compatible design: specifically matched to Square D panelboards and load centers for correct fit, labeling, and electrical coordination.
• Versatile applications: ideal for residential feeders, office suites, retail spaces, and light industrial equipment where dependable protection is critical.

Technical specifications at a glance

• Manufacturer: Square D
• Part number: FA36070
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 70 A
• Voltage rating: 600 V
• Number of poles: 3
• Mounting style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Use cases and who benefits

This 3-pole, 70 A breaker is well-suited for three-phase panelboards and load centers that require quick, secure protection for demanding circuits. It’s a solid choice for electrical upgrades in apartment buildings, small to mid-size commercial spaces, and light industrial environments where dependable, fast-replaceable protection is a must.

Installation and maintenance tips

• Ensure compatibility with your specific Square D panelboard model and serial number; use only OEM-matched devices for proper electrical coordination.
• During replacement, verify seating and seating torque as per manufacturer guidelines to maintain reliable contact and trip performance.
• Match the breaker rating to the branch circuit ampacity and the connected conductors to prevent nuisance trips and to protect both wiring and loads.

Choose the Square D FA36070 for dependable branch circuit protection that combines quick, tool-free installation with precise, thermal-magnetic protection. A trusted solution for safeguarding electrical systems in homes, businesses, and light industrial settings—order today to ensure your panels are prepared for everyday demand.