12V with frame Victron Energy 20W 12V 4C Series Monocrystalline Photovoltaic Module for Home and Cabin Victron Energy VE20M-4C €31.00 The Photovoltaic Solar Panel 12V 20W Monocrystalline produces electricity from the sun and can be used for various applications, particularly in sites without an electricity grid (off-grid). Add to basket