---
product_id: 544019351
title: "300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black)"
brand: "zhed"
price: "$64"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/544019351-300a-bus-bar-heavy-duty-module-design-power-distribution-block
store_origin: NZ
region: New Zealand
---

# 300A heavy-duty current capacity Waterproof with removable plates 4x M10 stainless steel terminal studs 300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black)

**Brand:** zhed
**Price:** $64
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your ride with precision and style!

## Quick Answers

- **What is this?** 300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black) by zhed
- **How much does it cost?** $64 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/544019351-300a-bus-bar-heavy-duty-module-design-power-distribution-block)

## Best For

- zhed enthusiasts

## Why This Product

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

## Key Features

- • **Modular & Customizable:** 6 removable windows and side plates let you tailor wiring access effortlessly.
- • **Marine-Grade Durability:** Stainless steel M10 terminals resist rust and corrosion in harsh environments.
- • **Neat & Organized Wiring:** Compact 5.4" x 2.7" x 1.8" design keeps your electrical system clean and professional.
- • **Power Up with Confidence:** Handles up to 48V DC and 300A for robust automotive and marine power needs.
- • **Safe & Secure Connections:** Includes protective cover to guard terminals from damage and corrosion.

## Overview

The Zhed 300A Bus Bar is a heavy-duty, waterproof power distribution block designed for 48V DC systems in automotive, marine, RV, and solar applications. Featuring 4 rustproof M10 stainless steel terminals and a modular box with removable plates, it ensures organized, secure, and corrosion-resistant wiring management for professional-grade electrical setups.

## Description

Zhed 300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black)

## Features

- 【Ideal for Automotive, Solar and Marine Use】Our 300AMP 4-post power distribution block busbar is ideal for automotive, car, truck, marine, boat, RV, Solar, etc. Whether you need to consolidate, distribute, or your electrical system, our bus bars are excellent for managing wires and distributing power.
- 【Waterproof】The 12V junction block box with four side removable plates. Remove the plates or drill Hole on plate to let wires&terminals through very easy and prevent short circuit.
- 【Removable Box】The module box design is used to facilitate the induction and sorting of internal lines, with 6 removable window to meet more needs. The -plated brass plate ensures even and consistent and stability.
- 【Keep Your Wires Neatly Organized】With these power distribution blocks, you can finally organize your wiring, so it doesn't look like a rat’s under the hood anymore. The bus bar terminal block with 5.4" x 2.7" x 1.8" outer size, copper plated plate with stainless steel studs and nuts.
- 【Secure and Connections】With each bus bar you can safely wire up to 4 accessories. Each marine-quality bus bar terminal block includes a cover to connections from damage and corrosion.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Package Dimensions | 15.4 x 7.9 x 5.7 cm; 350 g |
| Batteries required | No |

## Product Details

- **Current rating:** 300 Amps
- **Connector type:** Screw
- **Number of contacts:** 4
- **Mounting type:** Panel Mount
- **Material:** Nylon, Stainless Steel

## Images

![300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black) - Image 1](https://m.media-amazon.com/images/I/61BeMcWwXrL.jpg)

## Available Options

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

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- Zhed 300A Bus Bar Heavy Duty Module Design Power Distribution Block, 48V DC Busbar Box with 4X M10 Terminal Studs, Junction Block for Battery Marine Automotive RV Car Truck (Black)
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**Shop now:** [https://www.desertcart.nz/products/544019351-300a-bus-bar-heavy-duty-module-design-power-distribution-block](https://www.desertcart.nz/products/544019351-300a-bus-bar-heavy-duty-module-design-power-distribution-block)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-17*