Solar Panels Renogy

Monocrystalline solar cell efficiency: 21%; MPPT charge controller peak efficiency: 97% This kit includes our 40A MPPT charge controller which uses Maximum Power Point Tracking technology, transferring power up to 30% more efficiently than PWM charge controllers With a Renogy 400W Monocrystalline Starter Kit MPPT, you won't have to wonder about whether you're getting the most out of your system You can expand your system up to a maximum of 400W (12 Volt) or 800W (24 Volt) with a Renogy 40A MPPT