---
product_id: 340516916
title: "ERAYCO 300 Amp Circuit Breaker with Manual Reset for Car Marine Trolling Motors Boat ATV Manual Power Protect for Audio System Fuse, 12V-48VDC, Waterproof (300A)"
brand: "erayco"
price: "$43.21"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/340516916-erayco-300-amp-circuit-breaker-with-manual-reset-for-car
store_origin: US
region: United States of America
---

# 300A Power Waterproof Manual Reset ERAYCO 300 Amp Circuit Breaker with Manual Reset for Car Marine Trolling Motors Boat ATV Manual Power Protect for Audio System Fuse, 12V-48VDC, Waterproof (300A)

**Brand:** erayco
**Price:** $43.21
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Up Your Adventures with Confidence!

## Quick Answers

- **What is this?** ERAYCO 300 Amp Circuit Breaker with Manual Reset for Car Marine Trolling Motors Boat ATV Manual Power Protect for Audio System Fuse, 12V-48VDC, Waterproof (300A) by erayco
- **How much does it cost?** $43.21 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/340516916-erayco-300-amp-circuit-breaker-with-manual-reset-for-car)

## Best For

- erayco enthusiasts

## Why This Product

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

## Key Features

- • **Complete Package:** Includes wire lugs and copper washers for improved conductivity.
- • **Durable Construction:** Water-resistant housing ensures longevity in harsh conditions.
- • **Unmatched Protection:** Safeguards your trolling motor from electrical damage and power surges.
- • **User-Friendly Design:** Manual reset button for easy operation and control.
- • **Versatile Compatibility:** Perfect for car audio systems, boats, RVs, and more.

## Overview

The Erayco 300 Amp Circuit Breaker is a robust and reliable solution designed to protect your car, marine, and audio systems from electrical damage. With a manual reset feature and waterproof design, it ensures safety and durability across various applications, making it an essential accessory for any enthusiast.

## Description

Erayco300 Amp Circuit Breaker with Manual Reset for Car Marine Trolling Motors Boat ATV Manual Power Protect for Audio System Fuse, 12V-48VDC, Waterproof (300A)

## Features

- ✅ 【Function】 The circuit breaker can protects your trolling motor from electrical damage, prevents excessive current and stops power surges from damaging Amps.
- ✅ 【Specification】 Current 30A 40A 50A 80A 100A 150A 200A 250A 300A, waterproof, accessories Including wire lugs 2pcs and copper washer 4pcs, improve the conductivity.
- ✅ 【Resettable】 Manual reset button, manual control and easy to operate with manual reset arm, also can be used as a Kill Switch.
- ✅ 【Installation】 Surface Mount, mount on panel or firewall. Water resistant housing, protective stud insulator included, splash & dust Proof.
- ✅ 【Wide Application】 Mainly used for car audio and Amps protection and in trucks, boat, RVs , marine, buses ect; also used in battery charges and DC sound system.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Erayco |
| Part number | ER-068 |
| Item Weight | 132 g |
| Product Dimensions | 4.32 x 4.32 x 4.32 cm; 132 g |
| Manufacturer reference | ER-068 |
| Color | 300A |
| Style | 300A+Terminal |
| Voltage | 48 Volts |
| Plug Profile | Panel Mount |
| Switch Style | Push Button Switch |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Erayco
- **Current rating:** 300 Amps
- **Circuit breaker type:** Standard
- **Mounting type:** Panel Mount
- **Number of poles:** 3

## Images

![ERAYCO 300 Amp Circuit Breaker with Manual Reset for Car Marine Trolling Motors Boat ATV Manual Power Protect for Audio System Fuse, 12V-48VDC, Waterproof (300A) - Image 1](https://m.media-amazon.com/images/I/71ITzm8jSsL.jpg)

## Available Options

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

## Frequently Bought Together

- Erayco 300 Amp Circuit Breaker with Manual Reset for Car Marine Trolling Motors Boat ATV Manual Power Protect for Audio System Fuse, 12V-48VDC, Waterproof (300A)
- TKDMR 10pcs 1/0 AWG-3/8 Battery Lugs,Heavy Duty Wire Lugs,Ring Terminals,Battery Cable Ends,0 Guage terminals,Battery Terminal Connectors with 10pcs 3:1 Heat Shrink Tubing
- TKDMR 160Pcs Copper Wire Lugs AWG2 4 6 8 10 12 with Heat Shrink Set, 80Pcs Battery Cable Ends Ring Terminals Connectors Tubing Assortment Kit

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-11-08*