MidNite Solar Photovoltaic DC Circuit Breaker - 63 Amp， Model# MNEPV63<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Meets NEC requirements for over current protection on both sides of charge controllers to protect wiring from potential fires in the event of controller failure</li><li>Can also work as on-off switch for DC load circuits</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41uDIWJyADL.jpg" noproxy>