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Joinfworld Bus Bar 400A 12V Power Distribution Block 6 x 5/16"(M8) Studs 48V Marine Bus Bar 12 Volt Battery Busbar Copper Terminal Block for Automotive, Car, Boat, Solar Wiring - Negative&Positive
Brand: Joinfworld
Condition: Used
$4436
$4995
-12% Save $559
Updated: 3 days ago
Description
400A Heavy Duty: The 12V-48V Bus Bar rated 400A, besides, this power distribution block can work with MAX 48V DC & 300V AC
5/16"(M8) Stud: The 400A battery bus bar terminal block includes 6 x 5/16"(M8) terminal studs, which makes the marine bus bar 48v able to accept large size terminal connectors and wires. The nylon bottom is also secured by M8 post which makes it more fixed and won't strip
Upgrade & Thicken: A pair of 12V power distribution block, includes a red and a black power distribution block (Positive&Negative). Our 400A bus bar features 8mm(0.32") thicker copper bus bar plate with stainless steel studs and nuts
Protect Cover and Nuts: Each 400A power busbar will come with a protect cover and two nuts, which helps to shelter as much exposed area as possible to reduce the risks of accidental contact and prevent short circuit, makes the circuit safer
Wide Application: The 12 volt buss bar with cover aims to make the wiring of circuit become neat and tidy, preventing mess harness from causing electric short circuit, it is suitable for automotive, car, truck, marine, boat, solar wiring
400A Heavy Duty: The 12V-48V Bus Bar rated 400A, besides, this power distribution block can work with MAX 48V DC & 300V AC;
5/16"(M8) Stud: The 400A battery bus bar terminal block includes 6 x 5/16"(M8) terminal studs, which makes the bus bar 48v able to accept large size terminal connectors and wires. The nylon bottom is also secured by M10 post which makes it more fixed and won't strip;
Upgrade & Thicken: A pair of 12V power distribution block, includes a red and a black power distribution block (Positive&Negative). Our 400A bus bar features 8mm(0.32") thicker copper bus bar plate with stainless steel studs and nuts;
Protect Cover and Nuts: Each power busbar will come with a protect cover and two nuts, which helps to shelter as much exposed area as possible to reduce the risks of accidental contact and prevent short circuit, makes the circuit safer;
Wide Application: The 12 volt buss bar with cover aims to make the wiring of circuit become neat and tidy, preventing mess harness from causing electric short circuit, it is suitable for automotive, car, truck, marine, boat, solar wiring.
5/16"(M8) Stud: The 400A battery bus bar terminal block includes 6 x 5/16"(M8) terminal studs, which makes the bus bar 48v able to accept large size terminal connectors and wires. The nylon bottom is also secured by M10 post which makes it more fixed and won't strip;
Upgrade & Thicken: A pair of 12V power distribution block, includes a red and a black power distribution block (Positive&Negative). Our 400A bus bar features 8mm(0.32") thicker copper bus bar plate with stainless steel studs and nuts;
Protect Cover and Nuts: Each power busbar will come with a protect cover and two nuts, which helps to shelter as much exposed area as possible to reduce the risks of accidental contact and prevent short circuit, makes the circuit safer;
Wide Application: The 12 volt buss bar with cover aims to make the wiring of circuit become neat and tidy, preventing mess harness from causing electric short circuit, it is suitable for automotive, car, truck, marine, boat, solar wiring.
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Product Details
- SKU:
- awhd-us-b0fmqx4j1s
- Model:
- KY-BB400-T6M8-C-RB
- Country:
- US
- ASIN:
- B0FMQX4J1S
Shopping Smarter
Common questions about buying open-box and refurbished.
Why buy refurbished or open-box?
Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $6 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
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Is it safe to buy refurbished?
Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.







