High Quality Square D SDT120 – 20A 1 Pole Miniature Circuit Breaker

Built for residential applications, this 20A single-pole breaker delivers reliable thermal-magnetic protection for standard household circuits. It is specifically designed to support legacy electrical infrastructure. The plug-on design ensures a secure fit into Square D Trilliant load centers, providing a straightforward replacement solution for aging panels. Featuring a 10 kAIC rating at 120/240V, this breaker includes a Visi-Trip indicator for fast troubleshooting and is HACR rated.