Page top


Omron uses cookies to improve your experience on this website. By continuing to use the website, you hereby agree to our Privacy and Cookie Policy

Lead Contents

Emergency Stop Switch: External Resistance for LED

FAQ No. FAQ02469

Primary Contents


Do the Lighted Models of A165E/A22E Series Emergency Stop Switches require external resistance for the LED?


An LED current-limiting resistor is built-in, so internal resistance is not required.