True or False: Speed wire devices will only accept a 14 AWG solid copper conductor.

The statement is accurate because speed wire devices, such as those commonly used in electrical applications, are specifically designed to accommodate solid copper conductors of 14 AWG size. These devices are engineered to ensure optimal performance and connection reliability when using this particular gauge of conductor.

Using different sizes or types of conductors could lead to ineffective connections, increased resistance, or safety hazards, thereby reinforcing the notion that these devices have specific compatibility requirements. While other gauges might technically fit, they may not work effectively or safely in the intended application. Moreover, speed wire technology is tailored for swift and reliable installations, which assumes standard use of 14 AWG solid copper conductors for maximum efficiency and safety.