Siemens MBK100A 2-Pole 100 Amp 120/240 Volt Main Circuit Breaker

Product Description

Siemens MBK100A is a 2-pole, 100 amp main circuit breaker designed for residential use at 120 to 240 volts. This circuit breaker is suitable for load center applications, including those requiring a conversion from main lug to main breaker configuration. It functions efficiently with load centers rated from 100 to 125 amps, ensuring robust circuit protection.

• Rated at 22 kA interrupting current.
• Compatible with Siemens ultimate load centers and Murray systems.
• Constructed with a steel enclosure for durability.

Product Highlights

This main breaker is essential for switching power sources from utility to generator automatically during outages. It meets UL and CSA safety standards for reliability.

Product Information

Standard Information

• Brand: Siemens
• MPN: MBK100A

Technical Specifications

• Voltage Rating: 120/240
• Amperage Rating: 100 A
• Interrupt Rating: 22 kA
• Number of Poles: 2
• Weight: 0.7 lb
• Enclosure: Steel
• Country of Origin: Mexico
• Applications: Automatic switch from utility to generator in outage situations