Switches are generally used to make or break an electrical connection 100%. Not all switches are mechanical however; some respond to changes in the environment, such as: temperature, light level, moisture content, etc,... Dual Inline Package (Dip) Pushbutton Slide Magnetic Miscellaneous Copyright © 2003-2008 E-Clec-Tech. All rights reserved. All other materials and logos are copyrighted by their respective owners, or companies.