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Descriptions
![](https://cdn.shopify.com/s/files/1/0615/3227/4881/files/BB400-T4M8M10S6-C_400A_Heavy_Duty_Busbar_1024x1024.jpg?v=1721374835)
About this item
【 High-Capacity Power Handling】- This busbar distribution block is designed to handle demanding electrical systems. It boasts a 400A rating, making it ideal for high-current applications up to 48V DC and 300V AC. This makes it a robust solution for power distribution in various vehicles and applications.
【Robust and Reliable Construction】- The 400A busbar is built with an 8mm (0.32") thick copper bus bar plate, ensuring exceptional conductivity and efficient power distribution. Durable stainless steel studs and nuts provide secure connections and lasting corrosion resistance, ensuring long-lasting performance.
【Versatile Connection Options】 - This copper busbar offers multiple connection points to accommodate various wiring needs. It includes four 5/16" (M8) / 3/8" (M10) stud terminals and six #8 screw terminals. This versatility allows for a wider range of cable sizes and terminal connector types, simplifying complex installations.
【Enhanced Safety Features】 - The included protective cover minimizes the risk of accidental contact and short circuits, enhancing safety during installation and operation. The cover shields exposed areas while providing convenient access for wiring and connections.
【Wide Application Range】 - This 400A distribution block is designed to streamline and secure wiring in automotive, marine, and solar power systems. Its rugged construction and high current capacity make it an ideal solution for cars, trucks, boats, RVs, and other demanding applications.
Package Includes:
1 x Red Positive Bus Bar
1 x Black Negative Bus Bar
Spec
Part NO | BB400-T4M8/M10S6-C |
Connection Type | Red for Positive Black for Negative |
Terminal Studs | 4x 3/8"(M10) / 4x5/16"(M8) |
Base & Cover Material | Nylon |
Bus Material | Copper |
Bus Thickness | 8mm |
Terminals Material | Stainless Steel |
Max Voltage | 48V DC |
Max Continuous Amperage | 400 AMP 48VDC/300V AC |
Overall Dimension | 165mm x 34mm x 42mm (LxWxH) |
Details
8mm Thickened Copper Bar
The 8mm thick copper busbar guarantees efficient current flow and minimal heat buildup, essential for demanding electrical systems.
![](https://cdn.shopify.com/s/files/1/0615/3227/4881/files/BB400-T4M8S6-C_8mm_Thickened_Copper_Bar_480x480.jpg?v=1721376318)
Multiple Connection Points
Multiple 3/8"(M10) or 5/16"(M8) stud and #8(M4) screw terminals accommodate various wire sizes and connection types, ensuring compatibility with your high-amperage applications.
![](https://cdn.shopify.com/s/files/1/0615/3227/4881/files/BB400-T4M8S6-C_Multiple_Connection_Points_480x480.jpg?v=1721376344)
Durable Construction
The toothed washers are designed to bite into both the stud and the nut, preventing loosening due to vibration, a key benefit for automotive or mobile use.
![](https://cdn.shopify.com/s/files/1/0615/3227/4881/files/BB400-T4M8S6-C_Durable_Construction_480x480.jpg?v=1721376635)
Protective Cover and Base
The busbar's built-in cover shields connections from accidental contact, providing an extra layer of protection for worry-free operation.
![](https://cdn.shopify.com/s/files/1/0615/3227/4881/files/BB400-T4M8S6-C_Protective_Cover_and_Base_480x480.jpg?v=1721376635)
![](https://cdn.shopify.com/s/files/1/0615/3227/4881/files/BB400-T4M8S3-C-RB_400A_Busbar_Application_1024x1024.jpg?v=1721371102)
Shipping & Returns
Shipping Policy (Full Shipping Details)
Standard Shipping: 7-15 business days.
Expedited Shipping: 3-7 business days (FedEx, DHL, or UPS).
Shipping costs vary by country and are shown at checkout.
PS: Shipping may be delayed during holidays and vacations. We apologize for any inconvenience and appreciate your patience.
Refund Arrival Time: 3-5 working days
Refund Path: return to the original path
Refund Contact Information: angel@chinadaier.com