Siemens Low Voltage Residential Circuit Breakers Main Breakers – Family G Mains are Circuit Protection Load Center Mains, Feeders and Miniature Circuit Breakers. Load center conversion kit 1-Phase main breaker. This Double-Pole Main Breaker Conversion Kit is designed to convert a main lug load center to a main breaker load center. Reviews There are no reviews yet. Be the first to review “Siemens 100 amps Standard 2-Pole Circuit Breaker” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Save my name, email, and website in this browser for the next time I comment.