Which devices should the inspector evaluate during an electrical inspection?

During an electrical inspection, it is crucial to evaluate devices that directly relate to the safety and functionality of the electrical systems within a home. Circuit interrupters, such as Ground Fault Circuit Interrupters (GFCIs) and Residual Current Devices (RCDs), are critical components designed to prevent electrical shock and minimize the risk of electrical fires by interrupting the flow of electricity in dangerous situations. Lighting fixtures can also present safety concerns, including the proper installation of bulbs and wiring, the condition of fixtures, and the correct operation of switches.

While electrical meters and thermostats are important for understanding energy usage and controlling heating and cooling systems respectively, they are not central to directly assessing electrical safety and compliance within a structure. Smoke detectors and alarm systems, although essential for fire safety, are not strictly part of the electrical system inspection. They tend to focus more on safety alarms than on the electrical distribution network itself. Heating and cooling equipment is also critical for home comfort, but inspection of these systems extends beyond just electrical evaluation to include mechanical performance and efficiency.

Thus, the evaluation of circuit interrupters and lighting fixtures encompasses fundamental aspects of electrical safety and performance, making it the most relevant choice for an electrical inspection.