Compare circuit breakers physical sizes using pictures to left and right. Smaller circuit breaker shown is part number GS. Larger circuit breaker shown is part number GGS..Automotive Circuit breakers provide electrical protection of automotive, marine, and other volt and volt electrical circuits. Many styles to choose from..Motor protective circuit breakers Overview Eaton Wiring Manual PKZM Circuit breakers in surface mounting enclosure PKZM Circut i breakers up.GRAPHALLOY ELECTRICAL SOLUTIONS. GRAPHALLOY Brushes, Slip Rings and Contacts solve signal applications where low noise is a requirement. They are available in various sizes and grades including copper, bronze and silver..