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contactor

1 article tagged “contactor”.

Flat vector diagram comparing a contactor, motor starter and control relay side by side with power terminal and load connection icons
contactormotor startercontrol relay

Contactor vs Motor Starter vs Relay: Key Differences

Contactors, motor starters and control relays are often confused but serve distinct roles. This guide breaks down ratings, construction and when to use each one in a control panel.

Aug 9, 2026 · 8 min read

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