---
product_id: 47821852
title: "IZTOSS 12-Slot Relay Box 5 Relays 6 Blade Fuses - Fuse Relay Box with Fuse and 4pins 12V 40A Relay for Automotive Marine and Boat"
brand: "iztoss"
price: "$54.61"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/47821852-iztoss-12-slot-relay-box-5-relays-6-blade-fuses
store_origin: US
region: United States of America
---

# 40A max current rating Snap-fit easy installation Supports 5 relays + 6 blade fuses IZTOSS 12-Slot Relay Box 5 Relays 6 Blade Fuses - Fuse Relay Box with Fuse and 4pins 12V 40A Relay for Automotive Marine and Boat

**Brand:** iztoss
**Price:** $54.61
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your ride with precision and style — never settle for less!

## Quick Answers

- **What is this?** IZTOSS 12-Slot Relay Box 5 Relays 6 Blade Fuses - Fuse Relay Box with Fuse and 4pins 12V 40A Relay for Automotive Marine and Boat by iztoss
- **How much does it cost?** $54.61 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/47821852-iztoss-12-slot-relay-box-5-relays-6-blade-fuses)

## Best For

- iztoss enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Mounting Legs:** Engineered to fit snugly in angular engine bays or trunk spaces for a seamless OEM look.
- • **Power-packed 40A Capacity:** Handles high current loads with ease for reliable automotive and marine performance.
- • **Durable OEM-Style Protection:** Keeps your engine bay tidy and components secure with a rugged, factory-quality enclosure.
- • **Complete Relay & Fuse Compatibility:** Supports Bosch-style 5-pin and 4-pin relays plus 6 blade fuses for ultimate flexibility.
- • **Snap-Fit Design for Effortless Access:** Quickly swap relays and fuses without hassle, saving you time and frustration.

## Overview

The IZTOSS 12-Slot Relay Box is a robust 12V, 40A rated automotive and marine relay and fuse organizer. It supports up to 5 Bosch-style relays and 6 blade fuses, featuring a snap-fit cover for easy maintenance and versatile mounting legs designed for modern vehicle engine bays. This durable relay box ensures a clean, factory-grade look while providing reliable electrical protection and effortless installation.

## Description

Full description not available

## Features

- SUPPORTS RELAYS & FUSES- Safely stores up to (5x) Bosch Style 40/30A 5-Pin Relays/30A 4-Pin Relays (compatible with 0.25" Pins), (1x) RTT7121A 4-Pin Relay, and (6x) middle size blade fuse (ATC, ATO).
- INSTALLATION IS A SNAP- The Snap-Fit upper and lower cover cases allow easy access for relays, fuses, and wires.
- ACCESSORIES INCLUDED- Metallic pins are included so you can effortlessly swap out relays and fuses from the back of the fuse relay box.
- VERSATILE MOUNTING OPTIONS- Since most modern vehicles have angular/sloping engine bays or trunk areas, we engineered the mounting legs to snugly adhere to these surfaces;
- OEM-STYLE PROTECTION- Tidy up your vehicle's engine bay by securely stowing away your relays and fuses in this sturdy relay box for a clean factory look backed by unbeatable protection.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Connector Type | Solder |
| Current Rating | 40 Amps |
| Brand | IZTOSS |
| Operation Mode | Automatic |
| Coil Voltage | 12 Volts |
| Maximum Switching Current | 40 Amps |
| Maximum Switching Voltage | 12 Volts |
| Manufacturer | IZTOSS |
| Item Weight | 14.4 ounces |
| Package Dimensions | 12.72 x 7.76 x 3.46 inches |
| Item model number | F2546-Z |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | F2546-Z |

## Product Details

- **Connector Type:** Solder
- **Current Rating:** 40 Amps
- **Brand:** IZTOSS
- **Operation Mode:** Automatic
- **Coil Voltage:** 12 Volts

## Images

![IZTOSS 12-Slot Relay Box 5 Relays 6 Blade Fuses - Fuse Relay Box with Fuse and 4pins 12V 40A Relay for Automotive Marine and Boat - Image 1](https://m.media-amazon.com/images/I/81RA2bbyz0L.jpg)
![IZTOSS 12-Slot Relay Box 5 Relays 6 Blade Fuses - Fuse Relay Box with Fuse and 4pins 12V 40A Relay for Automotive Marine and Boat - Image 2](https://m.media-amazon.com/images/I/81Oj9UyCJjL.jpg)
![IZTOSS 12-Slot Relay Box 5 Relays 6 Blade Fuses - Fuse Relay Box with Fuse and 4pins 12V 40A Relay for Automotive Marine and Boat - Image 3](https://m.media-amazon.com/images/I/81RuK71yk6L.jpg)
![IZTOSS 12-Slot Relay Box 5 Relays 6 Blade Fuses - Fuse Relay Box with Fuse and 4pins 12V 40A Relay for Automotive Marine and Boat - Image 4](https://m.media-amazon.com/images/I/810xMfsR7VL.jpg)
![IZTOSS 12-Slot Relay Box 5 Relays 6 Blade Fuses - Fuse Relay Box with Fuse and 4pins 12V 40A Relay for Automotive Marine and Boat - Image 5](https://m.media-amazon.com/images/I/81TtrgFBTkL.jpg)

## Available Options

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

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-11*