300A 4-Stud Bus Bars – Distribution Block w/Cover – Red/Black

300A 4-Stud Bus Bars – Distribution Block w/Cover – Red/Black
300A 4-Stud Bus Bars – Distribution Block w/Cover – Red/Black
300A 4-Stud Bus Bars – Distribution Block w/Cover – Red/Black

300A 4-Stud Bus Bars – Distribution Block w/Cover – Red/Black

Rated 5.0 out of 5
Based on 1 review
  • Efficient connectivity with 300A 4-Stud bus bars.
  • Durable design featuring stainless steel studs and tin-plated contacts.
  • Marine-ready build, suitable for various applications with precise measurements and a 0-64V DC voltage range.
Regular price $37.00 Sale price $27.00 Save $10
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  • In stock, ready to ship

One of our all-time most popular products! Designed to streamline and organize electrical connections, these 300A 4-Stud bus bars are suitable for a wide range of applications.


  • 4 stainless steel 3/8″ studs

  • 6 stainless steel screws (#8-32)

  • Tin-Plated contact plate

  • Stainless steel hardware

  • Useable in marine environments

  • Detachable cover included

  • Measures approximately 1 & 1/4” Wide x 2 & 1/4” Tall x 6 & 5/16” Long

  • 300 Amps continuous current on stud connection

  • 900 Amps surge for engine cranking

  • 20 Amps continuous on screw connection

  • Voltage Range: 0-64V DC

  • Terminal Torque: 10 ft·lbs.

**We recommend a small amount of nickel anti-seize be applied to the threads to prevent galling.**

With four stainless steel 3/8″ studs and six stainless steel screws (#8-32), our bus bars offer exceptional power distribution capabilities. It allows you to connect multiple electrical components, creating a central hub for your power needs.

Optimal Current Transfer and Durability

Made with a tin-plated contact plate, our bus bar has both great current transfer and excellent weather resistance. The plate enables a reliable and efficient flow of electricity, minimizing power loss and maximizing performance. The stainless steel hardware increases durability, making it suitable for extreme conditions and marine environments.

Protective Cover Included

To safeguard your connections from dust, debris, and accidental contact, our bus bar comes with a detachable cover. Combine them with our Silicone Battery Terminal Covers for extra protection!


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average rating 5.0 out of 5
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Reviewed by Doug G.
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Rated 5 out of 5

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