Tycon Systems TP-SCPOE-1224 Poe & Solar 8A Dual Input Battery Charging Controller - 12V in and 24V POE Out Dual Input - Charges 12V or 24V Batteries from Solar Panel and &#47; or Passive POE Compact and high temperature operation Low self consumption&lt;0.5WSpecifications Solar Input Voltage - 15V - 36Vmax &#64; 8A max &#40;up to 135W 12V or 270W 24V solar panel&#41; POE Input Voltage - 18V - 57Vmax &#64; 2.6A max