Modular box design for easy wiring configuration Glass fiber reinforced nylon base and shell high mechanical strength and durability is detachable for -free wiring, which reasonably accommodates the wires inside the vehicle and Highest amperage rated bus bar (250A) with terminal studs Module box design for easy wiring configurations Glass Fiber reinforced Nylon base and enclosure ensures great mechanical strength and durability Removable windows for unobstructed wiring Blank write-on space on the top allows easy labeling for each branch Max Operating Voltage: DC 48V Max Continuous Amp: 250A Terminal Stud Size: 4xM8 Product application: widely used in power supply of automobiles, yachts and ships Colour:red Material:ABS, zinc alloy, brass Package Contents: 1x Car Box 1x Cover Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.