---
product_id: 647359935
title: "Power Distribution Block 300A 12V Bus Bar 5/16\" 6 Post Terminal Block with Cover Max 48V DC/300V AC for Marine Automotive Car Truck Solar Systems (Positive and Ground)"
brand: "daiertek"
price: "$95.68"
currency: USD
in_stock: true
category: "Daiertek"
url: https://www.desertcart.us/products/647359935-power-distribution-block-300a-12v-bus-bar-5-16-6
store_origin: US
region: United States of America
---

# 300A max current capacity 5/16" (M8) heavy-duty terminal studs Polycarbonate cover for durable protection Power Distribution Block 300A 12V Bus Bar 5/16" 6 Post Terminal Block with Cover Max 48V DC/300V AC for Marine Automotive Car Truck Solar Systems (Positive and Ground)

**Brand:** daiertek
**Price:** $95.68
**Availability:** ✅ In Stock

## Summary

> ⚡ Connect with confidence, power without limits!

## Quick Answers

- **What is this?** Power Distribution Block 300A 12V Bus Bar 5/16" 6 Post Terminal Block with Cover Max 48V DC/300V AC for Marine Automotive Car Truck Solar Systems (Positive and Ground) by daiertek
- **How much does it cost?** $95.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/647359935-power-distribution-block-300a-12v-bus-bar-5-16-6)

## 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

- • **Compact Yet Mighty:** Smaller footprint than typical 300A bus bars, perfect for tight spaces
- • **Premium Build Quality:** Tin-plated copper and stainless steel ensure long-lasting durability
- • **Versatile Application:** Engineered for marine, automotive, solar, and truck systems with max 48V DC/300V AC
- • **Powerhouse Performance:** Handles up to 300A current for robust energy distribution
- • **Effortless Installation:** Threaded 5/16" studs with 360° wiring flexibility for seamless setup

## Overview

The DaierTek Power Distribution Block is a compact, high-capacity 300A bus bar featuring durable tin-plated copper, stainless steel hardware, and a protective polycarbonate cover. Designed with standardized 5/16" terminal studs and 360° wiring capability, it supports up to 48V DC and 300V AC, making it ideal for automotive, marine, truck, and solar power systems requiring reliable, space-efficient power distribution.

## Description

Buy DaierTek Power Distribution Block 300A 12V Bus Bar 5/16" 6 Post Terminal Block with Cover Max 48V DC/300V AC for Marine Automotive Car Truck Solar Systems (Positive and Ground): Connecting Blocks - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- 【High Quality】- Power distribution block consists of tin-plated copper bar, stainless steel nuts and terminal studs, nylon bus bar terminal block base and polycarbonate cover. The material is hard and the product is durable.
- 【5/16" Terminal Studs】- The 5/16"(M8) connector is a standardized connector, typically designed as a large-sized connector capable of withstanding high currents and voltages. It features a threaded connection design for easy installation and provides a secure and reliable connection.
- 【Rating】- This bus bar can work in Max 300V AC, 48V DC power supply curcuit, and its size is smaller than other normal 300A bus bars, can meet various mounting demands.
- 【Convenient Connection】- The terminal block has reasonable spacing for connector installation and can be wired 360 degrees.
- 【Wide Application】- The high-quality materials of this battery distribution block enables it to work in extreme environments, universally fit for automotive,car, boat, solar systems, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D4YJVGCQ |
| Best Sellers Rank | #37,450 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #33 in Ground Circuit Terminal Blocks |
| Brand Name | DAIERTEK |
| Color | 300A |
| Connector Type | Screw |
| Current Rating | 300 A |
| Customer Reviews | 4.7 4.7 out of 5 stars (71) |
| Item Dimensions W x H | 6.49"W x 1.51"H |
| Manufacturer | DaierTek |
| Material Type | Nylon, Polycarbonate (PC) |
| Model | BB300-T6M8-C-RB |
| Mounting Type | PCB Mount |
| Number Of Contacts | 6 |
| Number Of Poles | 6 |
| Number of Positions | 6 |
| Part Number | 1 |
| Pitch | 0.31 inches |
| Specification Met | True |
| Voltage | 12 volts |
| Warranty Description | 1 Year Manufacturer |

## Product Details

- **Brand:** DAIERTEK
- **Color:** 300A
- **Connector Type:** Screw
- **Current Rating:** 300 A
- **Item Pitch:** 0.31 inches
- **Material:** Nylon, Polycarbonate (PC)
- **Mounting Type:** PCB Mount
- **Number Of Contacts:** 6
- **Number Of Poles:** 6
- **Voltage:** 12 volts

## Images

![Power Distribution Block 300A 12V Bus Bar 5/16" 6 Post Terminal Block with Cover Max 48V DC/300V AC for Marine Automotive Car Truck Solar Systems (Positive and Ground) - Image 1](https://m.media-amazon.com/images/I/71H-w08gBsL.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- DaierTek Power Distribution Block 300A 12V Bus Bar 5/16" 6 Post Terminal Block with Cover Max 48V DC/300V AC for Marine Automotive Car Truck Solar Systems (Positive and Ground)
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-04*