Product Description: The Siemens JXD23M300 is a Molded Case Circuit Breaker from the Sentron Series family. It features a 3-pole design with a 300 amp rating and 240V voltage capacity. This breaker offers Thermal Magnetic protection and has an AIC rating of 65kA@240V. It uses a Bolt-On connection for secure installation. Key Features: ✔ Part Number: JXD23M300 ✔ Manufacturer: Siemens ✔ Category: Circuit Breaker ✔ Subcategory: Molded Case ✔ Family: Sentron Series ✔ Type: JXD ✔ Voltage: 240 ✔ Amperage: 300 ✔ Phase: 3 ✔ Poles: 3 ✔ AIC rating: 65kA@240V ✔ Connection: Bolt-On ✔ Functions: LI - Long-Time and Instantaneous ✔ Frame Size: JD Frame ✔ Protection: Thermal Magnetic ✔ Weight: 20