---
product_id: 647359935
title: "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)"
brand: "daiertek"
price: "€ 83.10"
currency: EUR
in_stock: true
reviews_count: 13
category: "Daiertek"
url: https://www.desertcart.com.cy/products/647359935-daiertek-power-distribution-block-300a-12v-bus-bar-5-16
store_origin: CY
region: Cyprus
---

# 300A max current 5/16" M8 threaded studs Polycarbonate protective cover 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)

**Brand:** daiertek
**Price:** € 83.10
**Availability:** ✅ In Stock

## Summary

> ⚡ Connect with confidence — power your projects like a pro!

## Quick Answers

- **What is this?** 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) by daiertek
- **How much does it cost?** € 83.10 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/647359935-daiertek-power-distribution-block-300a-12v-bus-bar-5-16)

## 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 & Secure:** Smaller footprint with self-locking nuts for a neat, reliable installation
- • **Rugged Durability:** Tin-plated copper & stainless steel ensure corrosion resistance in extreme environments
- • **Powerhouse Performance:** Handles up to 300 Amps for heavy-duty power needs
- • **Universal Compatibility:** Supports max 48V DC / 300V AC across marine, automotive & solar setups
- • **360° Wiring Flexibility:** Spacious terminal layout allows versatile wire orientation without hassle

## Overview

The DaierTek Power Distribution Block is a compact, high-capacity 300A bus bar featuring 5/16" threaded terminals and a durable polycarbonate cover. Designed for versatile use in automotive, marine, truck, and solar systems, it supports up to 48V DC and 300V AC, offering corrosion-resistant materials and flexible 360-degree wiring for professional-grade installations.

## 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

Review: Great product - Excellent got boat electronics! Easy to install
Review: Bus Bar - These are very well made bus bars. The nuts are self locking and does not require a self locking washers. Also, the way they are made, you can clock the wire about any directions and are not restricted by the top cover.

## 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 | #28,785 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #33 in Ground Circuit Terminal Blocks |
| Brand | DAIERTEK |
| Color | 300A |
| Connector Type | Screw |
| Current Rating | 300 Amps |
| Customer Reviews | 4.7 4.7 out of 5 stars (494) |
| Date First Available | May 23, 2024 |
| Item Pitch | 0.31 Inches |
| Item Weight | 1.61 pounds |
| Item model number | 0d6ebff7-e0e7-4268-a62c-b901216f95b9 |
| Manufacturer | DaierTek |
| Material | Nylon, Polycarbonate (PC) |
| Mounting Type | PCB Mount |
| Number Of Contacts | 6 |
| Number Of Poles | 6 |
| Product Dimensions | 6.49"W x 1.51"H |
| Specification Met | True |
| Voltage | 48 Volts (DC) |

## Product Details

- **Brand:** DAIERTEK
- **Color:** 300A
- **Connector Type:** Screw
- **Current Rating:** 300 Amps
- **Item Pitch:** 0.31 Inches
- **Material:** Nylon, Polycarbonate (PC)
- **Mounting Type:** PCB Mount
- **Number Of Contacts:** 6
- **Number Of Poles:** 6
- **Voltage:** 48 Volts (DC)

## Images

![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) - Image 1](https://m.media-amazon.com/images/I/61O6QCY78oL.jpg)
![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) - Image 2](https://m.media-amazon.com/images/I/71H-w08gBsL.jpg)
![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) - Image 3](https://m.media-amazon.com/images/I/71i1HYYWaVL.jpg)
![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) - Image 4](https://m.media-amazon.com/images/I/71r+CuL4TwL.jpg)
![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) - Image 5](https://m.media-amazon.com/images/I/71wRZpp8ixL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by A***R on November 28, 2025*

Excellent got boat electronics! Easy to install

### ⭐⭐⭐⭐⭐ Bus Bar
*by T***Y on August 28, 2025*

These are very well made bus bars. The nuts are self locking and does not require a self locking washers. Also, the way they are made, you can clock the wire about any directions and are not restricted by the top cover.

### ⭐⭐⭐⭐⭐ Very sturdy
*by R***9 on July 12, 2025*

Very sturdy, works well so far

## 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 Cyprus*
*Store origin: CY*
*Last updated: 2026-01-24*