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Innovating beyond all others.
Namco is the only manufacturer of nuclear qualified limit switches in the US.
Reliable controls with unbeatable product support.
Application guides offer detailed instructions for guaranteed performance.
High quality nuclear power limit switches.
Unbeatable performance for when failure is not an option.
The Toughest Conditions Call for NAMCO SwitchesWhen a situation calls for heavy-duty control switches, NAMCO switches are the answer. Our SNAP-LOCK® limit switches are renowned for exceptional quality and reliability under the harshest conditions. NAMCO was the first U.S. company to respond when non-contact electronic sensing was required in automotive assembly lines. This level of innovation and dependability has led NAMCO to be a recognized leader in high reliability electronic sensing. Even today NAMCO is the Number One global source for limit switches use in nuclear power plants qualified the meet NRC requirements.