Hayward CHXTSW1930 On/ Off Switch Replacement for Hayward H-Series Pool Heater<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Replacement on/off switch</li><li>Fits hayward h-series millivolt heater models h1501， h150p1， h2001， h200p1， h2501， h250p1</li><li>Also fits hayward h-series pool heater models h100id1， h100idp1</li><li>Also fits H-Series CZ and HM2 models</li><li>Weighs 2 pounds</li></ul></div><img src="http://ecx.images-amazon.com/images/I/414TAzc6pvL.jpg" noproxy>