1、USEFUL AND EFFICIENT: Every electrical accessory needs clean power and solidgrounding. 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、MAXIMUM FLEXIBILITY AND SAVE EFFORT: Extra tall cover cutout gives you maximum flexibility and less effort, very convenient to use 3、ALLOW 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 4、EXCELLENT STRENGTH: 12 circuit fuse block is made with premium materials for strength and durability even in the harshest environments 5、FOR MANY SCENES: Whether you're working on a boat, car or RV, we've got you covered, just with this power distribution terminal block 6、FOR 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 Item Type: 12 Circuit Fuse Block Material: ABS, stainless steel Termination(circuit connection): M4 nuts and bolts Termination(power distribution): M6 nuts and bolts Maximum Current Rating: 25A DC per circuit(150A maximum) Mounting Hole Diameter: Approx. 4.5mm / 0.18in Mounting Hole Center: Approx. 168mm / 6.61in 1 x Terminal Block 2 x Mounting Screw