The 397000102: The 18 A per-position rating supports motor or heater circuits. At 5.08 mm pitch, the creepage distance supports the 300 V rating. Tin-plated brass contacts handle moderate-cycle applications.
Termination and Wiring — Push-Button Clamp vs Screw Clamp
The screwless push-button clamp: push the button, insert stripped wire, release — the stainless steel clamp grips the conductor. No tool needed for solid wire; for stranded wire, a ferrule is recommended. The 12-26 AWG range covers most panel wiring.