6 Way 6-Relay Waterproof Pre-Wired Fuse Box
Product Overview
The 6 Way 6-Relay Waterproof Pre-Wired Fuse Box is a compact automotive power distribution and circuit control solution designed for vehicles and equipment that require multiple independently protected and relay-controlled electrical circuits.
It integrates 6 ATC/ATO blade fuse positions and 6 automotive relay positions into one protective enclosure, allowing each circuit to be paired with an individual fuse and relay.
The pre-wired harness helps reduce terminal crimping, relay socket assembly, and repetitive manual wiring, making installation faster and helping create a cleaner, more organized electrical system.
The protective enclosure is designed for applications where additional resistance to water, dust, dirt, and debris is required, making the product suitable for off-road vehicles, trucks, SUVs, RVs, utility vehicles, and other demanding automotive electrical environments.
Relay configurations are available for 12V and 24V systems, with relay current ratings from approximately 30A to 60A, depending on relay model, wiring specification, load characteristics, and project requirements.
The wiring and terminal system can support wire sizes up to approximately 12 AWG, depending on terminal selection and final circuit configuration.
FUZTRAX can supply the product as a complete pre-wired assembly or provide housing, terminals, relays, fuses, and related components separately according to customer requirements.

Key Features
6 Fuse Positions + 6 Relay Positions
The integrated design combines six ATC/ATO blade fuse positions and six automotive relay positions in one enclosure.
Each of the six protected circuits can be paired with a dedicated relay, providing independent switching and circuit protection for multiple electrical accessories.
This configuration is ideal for projects where all six connected accessories require relay-controlled switching.
Waterproof Protective Enclosure
The enclosure is designed to provide additional protection against water, dust, dirt, mud, and debris commonly encountered in automotive and outdoor applications.
It is suitable for installations requiring greater environmental protection than a standard open or non-waterproof fuse relay box.
Typical applications include:
For applications requiring a specific certified IP rating, please confirm the required protection standard and product configuration before ordering.
Pre-Wired for Faster Installation
The pre-installed wiring harness reduces repetitive terminal crimping, relay socket wiring, and manual assembly work.
Color-coded wiring can make circuit identification easier and help reduce installation errors.
For OEM and ODM projects, wiring specifications can be customized according to customer requirements, including:
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Wire gauge
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Wire length
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Wire color
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Terminal configuration
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Relay wiring layout
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Fuse configuration
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Power input arrangement
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Circuit layout
Supports Up to 12 AWG Wire
The product can support wire sizes up to approximately 12 AWG, depending on terminal selection, wiring layout, and electrical configuration.
This provides greater flexibility for higher-current auxiliary circuits when the wire, fuse, relay, terminals, and connectors are correctly matched to the connected load.
Actual allowable current should always be determined according to the complete electrical system rather than wire size alone.
6 Independent Relay-Controlled Circuits
Six relay positions allow up to six electrical accessories to be controlled independently.
Typical relay-controlled applications include:
Each relay-controlled circuit can be configured according to the customer's actual electrical requirements.
12V / 24V Relay Options
Relay configurations are available for common automotive and equipment electrical systems.
Available voltage options include:
Available relay current ratings may include:
Relay models and contact configurations can be selected according to customer requirements.
Final relay selection should be based on:
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System voltage
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Continuous operating current
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Starting or inrush current
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Wire gauge
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Fuse rating
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Terminal capacity
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Connector capacity
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Installation environment
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Electrical load characteristics
ATC / ATO Blade Fuse Compatible
The fuse block is compatible with commonly used ATC/ATO automotive blade fuses.
Different fuse ratings can be selected independently for each circuit according to the actual operating current of the connected accessory.
The standardized fuse format makes inspection, replacement, and maintenance convenient for automotive aftermarket and custom electrical applications.
Centralized Power Distribution
Instead of installing six separate relays, multiple inline fuse holders, and scattered wiring throughout the vehicle, this fuse relay box integrates the main switching and protection components into one centralized enclosure.
The result is a cleaner and more organized electrical installation with easier circuit identification and maintenance.
Multiple Supply Options
FUZTRAX can supply this product in different configurations according to customer requirements.
Complete Pre-Wired Assembly
Includes housing, terminals, relays, fuses, and pre-installed wiring.
Suitable for customers who require a ready-to-install electrical assembly.
Unwired Fuse Relay Box
The product can also be supplied without pre-installed wiring.
This option is suitable for:
Customers can create their own wiring configuration according to specific project requirements.
Housing + Terminal Kit
The waterproof housing and terminals can be supplied separately for customers who prefer local assembly or independent wiring production.
Relay Supply
12V and 24V automotive relays can be supplied according to customer requirements.
Available relay current ratings may range from approximately 30A to 60A depending on the selected relay model.
Individual Components
Housing, terminals, relays, fuses, and related electrical components can also be ordered separately according to customer requirements.
Applications
The 6 Way 6-Relay Waterproof Pre-Wired Fuse Box is suitable for a wide range of automotive and auxiliary electrical applications, including:
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Off-road vehicles
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Pickup trucks
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SUVs
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RVs
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Utility vehicles
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Special-purpose vehicles
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Custom vehicles
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LED light bars
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Fog lights
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Driving lights
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Work lights
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Auxiliary lighting
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Air horns
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Cooling fans
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Fuel pumps
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Auxiliary pumps
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Compressors
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Outdoor electrical equipment
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Automotive aftermarket wiring
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OEM wiring harness assemblies
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Custom power distribution systems
Product Specifications
Product Name:
6 Way 6-Relay Waterproof Pre-Wired Fuse Box
Fuse Positions:
6
Relay Positions:
6
Fuse Type:
ATC / ATO Blade Fuse
Wiring Type:
Pre-Wired or Unwired
Relay Voltage Options:
12V / 24V
Relay Current Options:
Approximately 30A–60A
Maximum Supported Wire Size:
Up to approximately 12 AWG
Relay Model:
Customizable
Housing Protection:
Waterproof protective enclosure
Fuse Rating:
Customizable according to circuit requirements
Wire Gauge:
Customizable up to approximately 12 AWG
Wire Length:
Customizable
Wire Color:
Customizable
Terminal Configuration:
Customizable
Connector Type:
Customizable
Wiring Configuration:
Customizable
Supply Options:
Complete pre-wired assembly / Unwired box / Housing + terminals / Relays / Fuses / Individual components
Why Choose the 6 Way 6-Relay Waterproof Configuration?
The 6 Way 6-Relay configuration is designed for electrical systems where all six protected circuits require independent relay switching.
Each circuit can be protected by its own fuse and controlled through a dedicated relay, reducing the need for separate relay sockets, inline fuse holders, and scattered wiring throughout the vehicle.
The waterproof enclosure provides additional environmental protection compared with standard non-waterproof fuse relay boxes, making it suitable for off-road, utility, outdoor, and other demanding automotive applications.
Support for wiring up to approximately 12 AWG also provides greater flexibility when configuring higher-current auxiliary circuits.
This configuration is particularly suitable for:
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Multi-accessory off-road builds
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Truck electrical upgrades
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SUV modifications
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Utility vehicles
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RV electrical systems
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Special-purpose vehicles
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OEM wiring harness projects
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Custom automotive power distribution systems
OEM & ODM Customization
FUZTRAX provides OEM and ODM manufacturing services for automotive fuse boxes, relay boxes, wiring harnesses, terminals, and related electrical assemblies.
Customization options include:
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Relay voltage
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Relay current rating
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Relay model
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Relay contact configuration
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Wire gauge up to approximately 12 AWG
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Wire length
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Wire color
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Fuse rating
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Fuse configuration
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Terminal type
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Connector type
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Wiring layout
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Circuit configuration
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Power input arrangement
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Housing configuration
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Product labeling
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Customer logo
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Packaging
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Complete or semi-finished assembly
Customers can order a complete pre-wired product or purchase the waterproof housing, terminals, relays, fuses, and other related components separately according to their own production and assembly requirements.
Important Electrical Notice
The current rating printed on a relay represents the relay contact specification and does not automatically represent the safe continuous current capacity of the complete fuse relay box or wiring harness.
The use of 12 AWG wire does not automatically mean that every circuit can safely carry the same current under all operating conditions.
Actual allowable circuit current depends on multiple factors, including:
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Wire cross-sectional area
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Wire length
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Fuse rating
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Relay contact rating
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Terminal capacity
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Connector capacity
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Continuous operating current
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Starting or inrush current
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Ambient temperature
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Installation method
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Electrical load characteristics
Always select the correct relay, fuse, wire gauge, terminals, and connectors according to the actual electrical requirements of the connected equipment.
For high-current, motor-driven, or specialized electrical applications, confirm the complete electrical specifications before ordering.
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