Four Seasons 37308 System Mounted Cycling Pressure Switch<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Contains gaskets， o-rings， or seals to properly replace the product</li><li>Color coded for easy identification</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41eOUR2kOML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/21lFNXdT3EL.jpg" noproxy>