---
product_id: 609693406
title: "Heavy Duty Bus Bar 300A 12V Power Distribution Block with 5/16\" (M8) 4-Posts Terminals Block with Cover for Automotive, Marine, Battery System (Black & Red)"
brand: "uckasayfy"
price: "KD 33.12"
currency: KWD
in_stock: true
url: https://www.desertcart.com.kw/products/609693406-heavy-duty-bus-bar-300a-12v-power-distribution-block-5
store_origin: KW
region: Kuwait
---

# 300A max current capacity 4-post 5/16" (M8) terminals for flexible wiring Flame-retardant nylon & corrosion-resistant stainless steel Heavy Duty Bus Bar 300A 12V Power Distribution Block with 5/16" (M8) 4-Posts Terminals Block with Cover for Automotive, Marine, Battery System (Black & Red)

**Brand:** uckasayfy
**Price:** KD 33.12
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your ride with confidence and style!

## Quick Answers

- **What is this?** Heavy Duty Bus Bar 300A 12V Power Distribution Block with 5/16" (M8) 4-Posts Terminals Block with Cover for Automotive, Marine, Battery System (Black & Red) by uckasayfy
- **How much does it cost?** KD 33.12 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/609693406-heavy-duty-bus-bar-300a-12v-power-distribution-block-5)

## Best For

- uckasayfy enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Precision:** Four 5/16" (M8) terminals offer seamless, secure connections for multiple devices.
- • **Power Up Without Limits:** Handles a robust 300A at 12V, perfect for high-demand automotive and marine setups.
- • **Built to Brave the Elements:** Reinforced nylon and stainless steel ensure flame resistance and corrosion-proof durability.
- • **Versatility Meets Reliability:** Ideal for cars, trucks, marine vessels, and battery systems—one block to power them all.
- • **Confidence in Every Connection:** Crafted with strict quality control and backed by dedicated after-sales support.

## Overview

This Heavy Duty Bus Bar is engineered for professional-grade power distribution, supporting up to 300A at 12V with a max voltage of 48V. Featuring flame-retardant nylon housing, nickel-plated brass contacts, and corrosion-resistant stainless steel, it guarantees durability and stable current flow. Its 4-post 5/16" (M8) terminals provide flexible, secure wiring options, making it the go-to solution for automotive, marine, and battery system power management.

## Description

Sponsored Ad – Heavy Duty Bus Bar 300A 12V Power Distribution Block with 5/16" (M8) 4-Posts Terminals Block with Cover for Automotive, Marine, Battery System (Black & Red)

## Features

- 【High Amperage Capacity】——This busbar distribution block is designed to handle up to 300A of current at 12V, and can handle MAX 48V. This busbar provides a convenient solution for organizing and distributing power effectively
- 【Durable & Robust】——Constructed with reinforced nylon flame retardant material. The nickel-plated brass contact plate ensures even and consistent flow and stability. Stainless steel offers excellent durability and resistance to corrosion
- 【Flexibile & Convenient】——The 5/16" 4-post terminals of the distribution block allow for easy and secure wiring connections, providing flexibility in connecting multiple electrical devices or components
- 【Wide Application】——Suitable for a range of applications, including cars, marine, truck and battery systems. This battery terminal block is a versatile solution for efficient power management and distribution
- 【After-sales Service】——Exquisite craft, strict quality control and excellent after-sales service that is why our products worth your purchase

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | UCkasayfy |
| Part number | UK-CB003-M8-2 |
| Item Weight | 730 g |
| Package Dimensions | 15 x 10.8 x 7.7 cm; 730 g |
| Item model number | a483d735-f382-459d-890f-5e031aed9ff1 |
| Size | 300A-5/16''(M8) |
| Colour | Black & Red |
| Style | 5/16" (M8)-300A-Black & Red |
| Material | Nylon, Stainless Steel, Brass |
| Voltage | 12 Volts |
| Plug profile | PCB Mount |
| Batteries Required? | No |

## Product Details

- **Current rating:** 300 Amps
- **Connector type:** Screw
- **Number of contacts:** 4
- **Mounting type:** PCB Mount
- **Material:** Nylon, Stainless Steel, Brass
- **Colour:** Black & Red
- **Brand:** UCkasayfy
- **Voltage:** 12 Volts
- **Number of poles:** 4
- **Number of positions:** 4

## Images

![Heavy Duty Bus Bar 300A 12V Power Distribution Block with 5/16" (M8) 4-Posts Terminals Block with Cover for Automotive, Marine, Battery System (Black & Red) - Image 1](https://m.media-amazon.com/images/I/717LLpeQBEL.jpg)

## Frequently Bought Together

- Heavy Duty Bus Bar 300A 12V Power Distribution Block with 5/16" (M8) 4-Posts Terminals Block with Cover for Automotive, Marine, Battery System (Black & Red)
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**Shop now:** [https://www.desertcart.com.kw/products/609693406-heavy-duty-bus-bar-300a-12v-power-distribution-block-5](https://www.desertcart.com.kw/products/609693406-heavy-duty-bus-bar-300a-12v-power-distribution-block-5)

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-02-10*