Product details Modular box design for easy wiring configuration Glass fiber reinforced nylon base and shell ensure high mechanical strength and durability The box is detachable for barrier-free wiring, which reasonably accommodates the wires inside the vehicle and ship 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 Product application: widely used in power supply systems of automobiles, yachts and ships [Product Function]: Gather the wire harnesses together and reasonably store the wires inside the car and ship [Scope of application]: In the power supply system of automobiles, RVs, ships, yachts, etc. [Maximum Voltage]: 48V DC [Rated current for each stud]: 62.5A [Rated current of the whole electric block]: 250A [Auxiliary terminal screw current]: 20A Specification: 1. Red-M8 (5/16) stud 2. Black-M8 (5/16) stud 3. Red-M10 (3/8) stud 4. Black-M10 (3/8) stud 5. Red and black pair - M8 (5/16) stud 6. Red and black pair - M10 (3/8) stud Packing Size: 19*4.5*5.6CM [pair size]: 25.5*10*6 [Net product weight]: M8 stud 210G, M10 stud 250G [Pair net weight]: M8 stud 420G, M10 stud 500G Color: black, red Material: nylon, stainless steel, brass nickel plating Quantity: 1PCS Packaging package: 1 piece of RV and ship remittance