Square D FAL321008022 100A 3-Pole 240 V Circuit Breaker

Upgrade or service your three-phase electrical system with the Square D FAL321008022 100A 3-Pole 240 V Circuit Breaker. Built by Square D, this breaker carries a 100 Amp current rating, three poles, and a 240-volt electrical rating, making it ideal for protecting three-phase circuits in commercial and light industrial panels.

Key specifications

• Current rating: 100 A
• Poles: 3
• Voltage rating: 240 V
• Part number: FAL321008022
• Brand: Square D

Why this model matters

Three-pole protection is essential for balanced three-phase loads. With the FAL321008022, you get a tested, field-proven solution that helps prevent damage from overcurrents on motors, pumps, fans, and conveyors. Using a dedicated 3-pole 240 V breaker ensures that all three live conductors are simultaneously isolated during a fault, reducing the risk of electrical damage and improving workplace safety.

Ideal use scenarios

• Protect three-phase equipment in commercial HVAC subsystems and manufacturing lines
• Retrofit or replace worn breakers in compatible Square D panels that accept FAL series units
• Segment feeders for three-phase distribution on a 240 V system

Installation and compatibility tips

Before installing, verify that your panel is listed to accept Square D FAL type breakers and that the FAL321008022 fits the panel’s labeling. Follow your panel manufacturer’s torque specifications and local electrical codes for safe installation and operation.

What you get

One Square D FAL321008022 100A 3-Pole 240 V Circuit Breaker, ready to protect and control three-phase loads in compatible electrical panels.