One of the newest models at this week’s Chicago Auto Show is only 2 inches long. It’s not Detroit’s latest sub-subcompact. It’s a small electrical switch assembly that controls automobile door locks, ...

The requirements of Art. 404 apply to all types of switches including snap (toggle) switches, dimmer switches, fan switches, knife switches, circuit breakers, occupancy sensors, and automatic switches ...

Note: This article references the 2017 NEC because the Philadelphia area — the jurisdiction where this author teaches and works— is still operating under that version of the Code. Electrical switches ...

1. Switches are a normalized commodity. The saying “no two snowflakes are alike” also applies to switches. Unlike connectors in which male/female coupling can be possible, even if the two components ...