Xantrex Digital 40A Battery Charger Controller for Gel-Cell/All Lead Acid Batteries 19-4138

It is used with gel-cell & all lead acid batteries. Its operating range is 12, 24 & 48 Volt DC. It measures 2-1/2 inch length x 5 inch width x 10 inch height. It features field adjustable set points, temperature compensation & protection, electronic overload protection with manual or auto-reset ability, LCD meter & temperature compensation sensor.