Residential circuit breaker types

There are several types of residential circuit breakers, each with its own characteristics and applications. Here are some common types:

  1. Single-Pole Breakers: These breakers are designed to protect a single circuit and are typically used for 15-amp or 20-amp circuits.
  2. Double-Pole Breakers: These breakers are designed to protect two circuits and are typically used for 30-amp or 40-amp circuits.
  3. Ground Fault Circuit Interrupters (GFCIs): These breakers are designed to detect ground faults and interrupt the circuit to prevent electrical shock. They are typically used in bathrooms, kitchens, and outdoor areas.
  4. Arc Fault Circuit Interrupters (AFCIs): These breakers are designed to detect arcing faults and interrupt the circuit to prevent electrical fires. They are typically used in bedrooms and living areas.
  5. Combination Breakers: These breakers combine the functions of a GFCI and an AFCI in a single device.
  6. Smart Breakers: These breakers are equipped with advanced features such as remote monitoring, scheduling, and energy usage tracking.
  7. High-Amp Breakers: These breakers are designed to handle higher amp ratings, typically 50-amp or 60-amp, and are used for heavy-duty applications such as electric water heaters or electric dryers.
  8. Time-Delay Breakers: These breakers are designed to delay the trip time for a short period, typically 1-2 seconds, to allow for inrush currents to clear before tripping the breaker.
  9. Instantaneous Breakers: These breakers trip immediately when a fault is detected, without any delay.
  10. Molded Case Breakers: These breakers are designed for use in molded case circuit breakers and are typically used in commercial and industrial applications.
  11. Plug-In Breakers: These breakers are designed to be installed in a plug-in configuration and are typically used in older homes or in areas where a dedicated circuit is not available.
  12. Busway Breakers: These breakers are designed for use in busway systems and are typically used in commercial and industrial applications.

It's important to note that the type of circuit breaker used in a residential setting will depend on the specific electrical requirements of the home, as well as local building codes and regulations.