The answer to 'how much does circuit breaker cost' is that the cost of a circuit breaker can vary significantly depending on several factors. In general, you can expect to pay anywhere from $10 to $100 or more for a standard circuit breaker. The exact price will depend on the type of breaker, its amperage rating, the brand, and whether it's for a residential or commercial application.
Factors that influence the cost of a circuit breaker include the materials used, the complexity of the design, and the brand reputation. Higher-end breakers with more features or specialized applications may cost more. Additionally, the cost of labor and installation can add to the overall expense. It's essential to get local quotes from licensed electricians to determine the exact cost for your specific needs.