JQuad
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(Red & Black) 3/8 4 Stud Bus BAR Power Distribution Block - Made in The USA - for Marine Battery Terminals, 12v Power and Ground Distribution Blocks - Terminal Block for Battery Terminals - BusBar
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(Red & Black) 3/8 4 Stud Bus BAR Power Distribution Block - Made in The USA - for Marine Battery Terminals, 12v Power and Ground Distribution Blocks - Terminal Block for Battery Terminals - BusBar
Made in the USA with nickel plated brass contact plate and stainless steel hardware for extreme conditions, this power distribution block is suitable for a variety of applications.
(Red & Black) 3/8" 4 Stud Bus BAR Power Distribution Block - Made in The USA - for Marine Battery Terminals, 12v Power and Ground Distribution Blocks - Terminal Block for Battery Terminals - BusBar
Item #: 10746233

(Red & Black) 3/8" 4 Stud Bus BAR Power Distribution Block - Made in The USA - for Marine Battery Terminals, 12v Power and Ground Distribution Blocks

89% of respondents would recommend this to a friend

Item #: 10746233

GBP 43

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Made in the USA with nickel plated brass contact plate and stainless steel hardware for extreme conditions, this power distribution block is suitable for a variety of applications.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Durable Construction
Crafted in the USA, this power distribution block ensures optimal durability, specifically designed for marine battery terminals, promising long-lasting performance even in challenging environments.
Versatile Application
Ideal for 12v power and ground distribution, its four-stud design accommodates diverse marine setups, simplifying connections and providing reliable power management for various electrical needs.
Enhanced Safety
This bus bar minimizes the risk of connection errors with its secure terminal design, promoting safe and efficient power distribution, which is crucial for marine applications operating in demanding conditions.

Product Details

High-quality power distribution block with cover. Suitable for a variety of applications. Weather-resistant and ideal for marine environments. Rated for 250 amps @ 12vdc. Buy now! Shop at Ubuy Guernsey
Current Rating250 Amps
Connector TypeScrew
Number Of Contacts4
Mounting TypeDIN Rail Mount
Voltage48 Volts
Number Of Poles4
Number of Positions4
Material TypeGlass, Stainless Steel
ColorRed & Black
Pitch5.7 Inches (14.5 cm)
Item Dimensions W x H1.38"W x 1.88"H (3.5 cm)
Centerline Length5.7 Inches (14.5 cm)
Brand NameJQuad
Model38redblack4term
ManufacturerJQuad
UPC859668006738
Part Number38redblack4term
Item Weight1.1 Pounds (500 grams)
Unit Count1 Count
Item Pitch5.7 Inches (14.5 cm)
MaterialGlass, Stainless Steel
BrandJQuad

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • Marine Enthusiasts

    Ideal for boat owners needing reliable power distribution for 12v battery systems and accessories in marine environments.

  • DIY Electricians

    Perfect for hobbyists working on automotive or marine electrical projects requiring a stable and durable distribution block.

  • Professional Installers

    Beneficial for electricians and contractors who require dependable components for commercial and residential electrical installations.

Not Suitable For
  • High Voltage Users

    Not suitable for applications involving high voltage systems, as it is designed specifically for 12v power distribution.

Product Description

(Red & Black) 3/8" 4 Stud Bus BAR Power Distribution Block - Made in The USA - for Marine Battery Terminals, 12v Power and Ground Distribution Blocks - Terminal Block for Battery Terminals - BusBar

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is a power distribution block and how does it work?

    Answer: A power distribution block is a device that allows you to distribute power from a single source to multiple circuits. It connects various power leads and grounds into a centralized unit, simplifying the wiring process. By using a 4 Stud Bus BAR, this black power distribution block efficiently manages 12v circuits typically found in marine environments. For instance, in a boat, you can connect main power from the battery to multiple devices like lights, pumps, and navigation systems, ensuring reliable power distribution.
  • Question: Can I use the Black 516 power distribution block in non-marine applications?

    Answer: Yes, the Black 516 power distribution block is versatile enough for both marine and other applications. While specifically designed for marine battery terminals, its robust construction and effective power management make it suitable for automotive, RVs, and even home audio or lighting setups. If you have multiple devices needing a 12v power source, this block can simplify connections in various scenarios, allowing for a neater and more organized power distribution system.
  • Question: Is the Black 516 power distribution block resistant to corrosion?

    Answer: Absolutely! The Black 516 power distribution block is designed for marine environments, which means it is built to resist moisture and corrosion. This durability is crucial for longevity and performance, especially in harsh marine conditions. By using this block on your boat, you can ensure that your electrical connections are protected from saltwater and humidity, reducing maintenance needs and enhancing reliability during your trips.
  • Question: How do I install the Black 516 power distribution block?

    Answer: Installation of the Black 516 power distribution block is straightforward, requiring basic tools. Start by disconnecting the battery for safety. Then, mount the block securely in a dry, accessible location, ensuring it can handle the necessary current load. Connect the main power line from the battery to one of the studs, and then run additional lines to your devices. This setup allows for clean, organized wiring and minimizes the risk of electrical faults.
  • Question: What gauge wire should I use with the Black 516 power distribution block?

    Answer: For optimal performance, using a wire gauge that matches the block’s capacity is essential. Typically, 8 to 10 gauge wire is recommended for the main power connections, depending on the current drawn by your devices. This ensures minimal voltage drop and maximum conductivity. In practice, if you're running multiple devices that require higher power, using thicker gauge wires can help maintain efficiency and safety across your entire setup.
  • Question: What are the benefits of using a 4 stud configuration?

    Answer: The 4 stud configuration of the Black 516 power distribution block provides flexibility and convenience. This setup allows you to connect multiple devices without needing multiple connection points, which reduces clutter and streamlines your wiring. Whether you’re powering lights, pumps, or electronics, having four separate terminals ensures immediate access to power and helps in troubleshooting individual circuits when necessary.
  • Question: Is the Black 516 power distribution block suitable for high-power applications?

    Answer: Yes! The Black 516 power distribution block is designed to handle substantial power outputs, making it suitable for high-power applications. Its robust construction and design ensure it can safely manage a consistent 12v supply as required by various marine devices. This capability is particularly beneficial for applications such as running multiple pumps or high-draw electronics in a marine or automotive setting where power demand can fluctuate.
  • Question: What materials are used in the construction of the Black 516 distribution block?

    Answer: The Black 516 power distribution block is constructed from high-quality, marine-grade materials resistant to corrosion and wear. Typically, it features a durable plastic or composite housing with brass or copper terminals for optimal conductivity. This combination of materials ensures reliability and durability, which is especially important in environments exposed to moisture and fluctuating temperatures like those found in marine applications.
  • Question: Can I connect ground wires to the Black 516 block?

    Answer: Yes, the Black 516 power distribution block is designed not only for power distribution but also for connecting ground wires efficiently. Each of the studs can be utilized for either power or ground connections, which maximizes utility and simplifies your setup. By organizing both power and ground wires through this single block, you ensure a cleaner look and improved performance while minimizing risks of ground loops or interference.
  • Question: Where can I buy the Black 516 4 Stud Bus BAR Power Distribution Block?

    Answer: You can purchase the Black 516 4 Stud Bus BAR Power Distribution Block at Ubuy. They offer a hassle-free shopping experience and provide a variety of options to suit your needs in Guernsey. With their selection and customer service, you can easily find the right configuration for your power distribution requirements.

JQuad Connecting Blocks Editorial Review

Black 38" 4 Stud Power Distribution Block - BUSBAR is a reliable product made in the USA. With a rating of 250A and a 3/8" threaded stud, any gauge wire will work as long as the terminal end has a 3/8" hole and the combined amp draws of all connected wires do not exceed 250A. It can run multiple relays and would be good for a single light bar, rock lights, bed lights, and color change headlights. The product is not isolated as all posts are connected, and it has mounting holes for screws.

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Pros

  • Rated for 250A
  • Reliable product
  • Made in the USA
  • Can run multiple relays
  • Suitable for a single light bar, rock lights, bed lights, and color change headlights
  • Has mounting holes for screws

Cons

  • Not isolated; all posts are connected

Platform Trust & Buyer Confidence

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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

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Onesi
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
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SAO JOHN
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“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
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GBP 43

Order now and get it around Saturday, September 05

QTY:

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Features & Benefits

  • Made in the USA
  • Nickel plated brass contact plate for optimal current transfer and weather resistance
  • Stainless steel hardware for extreme conditions
  • Detachable cover included to protect connections
  • Suitable for a variety of applications
  • Max Amperage: 250 amps @ 12 vdc, Max Volts: 48 vdc

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