1、PRACTICAL AND EFFICIENT: Every electrical accessory needs clean power and solid grounding. In some cases this is not a far fetched goal, in others (boats, RVs, aluminum trailers) it can be very difficult. Using distribution blocks is the easiest way to make sure your accessories get what they need and you get the most out of your hard work 2、FOR VARIOUS SCENES: Whether you're working on a boat, car or RV, we've got you covered, just with this power distribution terminal block 3、MEET ALL POWER NEEDS: These power distribution blocks can handle up to 48V DC and 150A at 32V DC (4,800W), ideal for all your power needs 4、MAXIMUM FLEXIBILITY AND EFFORT SAVING: Extra tall cover cutout gives you maximum flexibility and less effort, very convenient to use 5、SUPPORT DOUBLE STACK WIRES: Use whatever gauge wire you need, route from either side, double stack the wires if necessary, and the cover will still fit