Square D FY12020A Circuit Breaker, 20A, 1-Pole, 120V

The Square D FY12020A Circuit Breaker (20 A, 1-Pole, 120 V) is built for demanding industrial environments, delivering reliable protection for critical electrical circuits in service, maintenance, and replacement projects. This single-pole design guards a single 120 V circuit, helping prevent damage from overloads and fault conditions while keeping your equipment up and running.

• Part Number: FY12020A
• Manufacturer: Square D
• Product Type: Circuit Breaker
• Amperage: 20 A
• Poles: 1
• Voltage: 120 V
• Applications: Industrial electrical service, maintenance, and replacement projects

Compatibility matters. Verify fit by part number and application requirements before purchasing. If you’re unsure whether FY12020A is the right choice for your panel or circuit, send us a message and we’ll help confirm compatibility and sizing based on your specific setup.

Scenarios where the FY12020A shines

Ideal for replacing a failed 20 A, 1-pole breaker in 120 V distribution panels across warehouses, factories, and manufacturing lines. Use it for new installations that require a dedicated 20 A single-pole circuit, such as lighting, receptacle circuits, or motor control within a 120 V system. Its straightforward form factor makes it a practical upgrade for routine maintenance and panel upgrades, minimizing downtime and ensuring consistent protection for critical equipment.

Why choose Square D for this role? Built to integrate smoothly with compatible Square D panels, the FY12020A offers predictable trip characteristics and a reliable response to overloads, helping you maintain system integrity in daily operations. This is a purpose-built solution for professionals who need dependable protection without surprises.

Need help matching a part number or confirming compatibility? Message us and we’ll assist you in validating fitment for your application.