---
product_id: 550410911
title: "DAIERTEK Bus Bar Terminal Block 4 x 5/16\" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Bus Bar 12V - 48V for Automotive Car Boat"
brand: "daiertek"
price: "FREE"
currency: BRL
in_stock: false
reviews_count: 5
category: "Daiertek"
url: https://www.desertcart.com.br/products/550410911-daiertek-bus-bar-terminal-block-4-x-5-16-m8
store_origin: BR
region: Brazil
---

# 150A DC max current 12V-48V compatible Polycarbonate cover included DAIERTEK Bus Bar Terminal Block 4 x 5/16" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Bus Bar 12V - 48V for Automotive Car Boat

**Brand:** daiertek
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Elevate your power game with the ultimate bus bar block!

## Quick Answers

- **What is this?** DAIERTEK Bus Bar Terminal Block 4 x 5/16" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Bus Bar 12V - 48V for Automotive Car Boat by daiertek
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/550410911-daiertek-bus-bar-terminal-block-4-x-5-16-m8)

## Best For

- daiertek enthusiasts

## Why This Product

- Trusted daiertek brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Voltage Ready:** Seamlessly supports 12V to 48V systems for versatile use
- • **Powerhouse Capacity:** Handles up to 150A DC for robust power distribution
- • **Safety First Design:** Polycarbonate cover and insulated nuts prevent shorts and accidents
- • **Complete Terminal Set:** Includes 4 M8 studs + 6 M4 screw terminals for flexible connections
- • **Marine-Grade Durability:** Copper plates & stainless steel terminals built for extreme environments

## Overview

The DAIERTEK Bus Bar Terminal Block is a dual-pack power distribution solution featuring one positive (red) and one negative (black) bus bar. Rated for up to 300V AC and 150A DC, it supports 12V to 48V automotive and marine systems. Equipped with 4 M8 terminal studs and 6 M4 screw terminals, plus a protective polycarbonate cover and insulated nuts, it ensures safe, reliable connections in harsh environments.

## Description

power distribution block bus bar distribution block marine bus bar bus bar 12v 12v bus bar 12v distribution block battery bus bar 12v power distribution block bus bar 12v marine busbar battery distribution block power distribution blocks negative bus bar bus bar terminal block ground bus bar ground distribution block power distribution battery terminal block negative bus bar 12v marine marine power distribution block power bus bar 12 volt power distribution block ground bus bar 12v 12v power block automotive power distribution block junction block 12v 12 volt bus bar automotive bus bar automotive ground bus bar red black bus bar bus bar with cover 12v dc bus bar

Review: Solid builds - Good equipment
Review: Good product - Product was as advertised and worked great for our application

## Features

- Features: Marine bus bar junction block 12v, these busbars will come in pairs, include one positive bus bar (red one) and one negative bus bar (black one).
- Rating: Max voltage: 300V AC, 48V DC. Max continuous amperage: 130A AC, 150A DC. This battery distribution block will be suitable for both AC and DC systems.
- Terminals: Each battery bus bar 12v includes - M8 (5/16") terminal studs x 4 and M4 (#8) screw terminals x 6, two power bus bars in the package - one positive bus bar and one ground bus bar.
- With Cover: This 12v power distribution block will come with polycarbonate cover and insulated rubber nuts, which can cover the exposed terminals of the bus bar terminal block and prevent accidental electrical short circuit.
- Application: This battery terminal block uses copper plates and stainless steel terminals as conductors, which enables the battery distribution block to work in extreme environment, suitable for automotive, car, marine, boat, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09YNK5CHY |
| Best Sellers Rank | #124,835 in Electronics ( See Top 100 in Electronics ) #61 in Distribution Connecting Blocks |
| Brand Name | DAIERTEK |
| Color | 150A-M8 |
| Colour | 150A-M8 |
| Connector Type | Screw |
| Connector type | Screw |
| Current Rating | 150 Amps |
| Current rating | 150 Amps |
| Customer Reviews | 4.8 out of 5 stars 489 Reviews |
| Manufacturer | DAIERTEK |
| Material | Copper Stainless Steel |
| Material Type | Copper Stainless Steel |
| Model | DAIERTEK-BUSBAR-4xM8-6xM4 |
| Mounting Type | Panel Mount |
| Mounting type | Panel Mount |
| Number Of Contacts | 10 |
| Number Of Poles | 6 |
| Number of Positions | 10 |
| Number of contacts | 10 |
| Part Number | BB150-T4M8S6-C-RB |
| Specification Met | UL |
| UPC | 717664070644 |
| Voltage | 48 Volts |

## Product Details

- **Connector type:** Screw
- **Current rating:** 150 Amps
- **Material:** Copper Stainless Steel
- **Mounting type:** Panel Mount
- **Number of contacts:** 10

## Images

![DAIERTEK Bus Bar Terminal Block 4 x 5/16" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Bus Bar 12V - 48V for Automotive Car Boat - Image 1](https://m.media-amazon.com/images/I/7163xr4NYUL.jpg)
![DAIERTEK Bus Bar Terminal Block 4 x 5/16" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Bus Bar 12V - 48V for Automotive Car Boat - Image 2](https://m.media-amazon.com/images/I/71KMdeLAuNL.jpg)
![DAIERTEK Bus Bar Terminal Block 4 x 5/16" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Bus Bar 12V - 48V for Automotive Car Boat - Image 3](https://m.media-amazon.com/images/I/719GNMak85L.jpg)
![DAIERTEK Bus Bar Terminal Block 4 x 5/16" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Bus Bar 12V - 48V for Automotive Car Boat - Image 4](https://m.media-amazon.com/images/I/71Idy5J-wbL.jpg)
![DAIERTEK Bus Bar Terminal Block 4 x 5/16" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Bus Bar 12V - 48V for Automotive Car Boat - Image 5](https://m.media-amazon.com/images/I/716ZjwlPWmL.jpg)

## Questions & Answers

**Q: Is the plate tinned copper? It says "copper" but copper is not silver only aluminum, stainless, or tinned copper is that color. What is the material?**
A: Yes, this plate of bus bar is made of tin-plated copper. Because copper is easily oxidized, we use tin-plated copper as the bottom plate of this bus bar.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Solid builds
*by T***O on 16 September 2026*

Good equipment

### ⭐⭐⭐⭐⭐ Good product
*by T***S on 21 January 2024*

Product was as advertised and worked great for our application

### ⭐⭐⭐⭐⭐ Great produt
*by D***N on 3 July 2026*

WORKS GREAT

## Frequently Bought Together

- DAIERTEK Bus Bar Terminal Block 4 x 5/16" (M8) Terminal Stud, 6 x #8 (M4) Screw Terminal Positive & Ground Power Distribution Block with Cover Marine Battery Bus Bar 12V - 48V for Automotive Car Boat
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**Shop now:** [https://www.desertcart.com.br/products/550410911-daiertek-bus-bar-terminal-block-4-x-5-16-m8](https://www.desertcart.com.br/products/550410911-daiertek-bus-bar-terminal-block-4-x-5-16-m8)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-10-05*