Fuse Box Relay Holders of 2025
Best Choice1
DAIERTEKDAIERTEK Fuse Relay Box 12V Automotive 10 Slots Relay Holder 15 Slots ATC/ATO Fuse Holder Universal Fuse and Relay Box Block for Automotive Truck Marine Boat
Why we love it
Large capacity for multiple relays and fuses.
Comes with suitable terminals included.
Removable slots for easy installation.
9.9Exceptional
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Value for Money2
DAIERTEKDaierTek 12V Relay Box 6 Way12 AWG Pre-Wired Waterproof Relay Box 6 Slot ATC/ATO Fuse Relay Block Universal Relay Panel for Automotive Car Marine Boat
Main highlights- 【Universal 12V Application】 - Designed for 12V systems, this 6 way relay fuse box is perfect for automotive, truck, marine, RV, and DIY projects, ideal for controlling lights, pumps, motors, or other accessories. Its modular design streamlines complex wiring for improved reliability.
- 【Splash & Dust Resistant】 - This relay box is sealed with a durable top cover and rubber gasket, blocking dust, splashing water, and light rain (not fully submersible). Ideal for harsh environments like engine bays, marine setups, or outdoor applications, it protects against corrosion and short circuits for reliable performance.
- 【Pre-Wired & Color-Coded】 - This factory-prewired fuse relay block features color-coded wires (e.g., red for power, black for ground, blue for signals) for intuitive connections. The high-power relay side is equipped with 12AWG heavy-duty wires, capable of safely handling up to 20A continuous current while reducing heat buildup.
- 【Integrated Fuse Block】 - Equipped with 6 fuse slots, the 12 AWG pre-wired relay box allows you to install compatible fuses for each circuit, providing dual protection against overcurrent. Fuses blow first to safeguard your devices from damage, ensuring electrical safety.
- 【6 Way Relay Box】 - This 12v relay box features 6 dedicated slots for neat and organized relay installation, keeping your wiring system tidy. Easily replace a faulty relay individually without disturbing the entire setup, minimizing maintenance hassle.
9.8Exceptional
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3
NilightNilight 12V Fuse Relay Box 6 Relays ATC/ATO Blade Holder 4Pin 5Pin Bosch Style 40A Pre-Wired Waterproof Block Kit Universal for Automotive Car Truck Camper Boat, 2 Years Warranty
Main highlights- Utility Relay and Fuse Box: Nilight relay box is designed with 6 slots relay and 6 slots fuse for installing, Meet the basic circuit wiring requirements. Compared to a chaotic wiring environment, the box provides a tidy and waterproof environment, it is well organize, consolidate, and helps you tracking multiple independent circuits easily. Pre-wired circuit box makes it more convenient to use.
- Support Multiple Circuits: The box contains 6 relay slots and 6 fuse slots, which means you can hook up to 6 circuits on the relay box. The relays are 40Amp which includes 5pcs 5PIN relay, and 1PCS 4 PIN relay. The fuse slots on the side includes 6 ATC/ATO blade fuses, they are 5A, 10A, 15A, 20A, 25A, 30A. You can use it on most 12V vehicles.
- Package Includes:1 x Pre-wired Fuse Relay Block with Top and Bottom Cover, 5 x 5Pin Relays, 1 x 4Pin relay, 6 x Blade Fuses, 2x mounting screws and nuts, User manual.
- High Performance: The box is an insulating case with strong tamper-proof performance, with a top and bottom cover for waterproof and dustproof, it has a cable opening hole that is the outlet for all wires, which can be well connected together and better shielded from water splashes, dust, and debris.
- Easy Installation: The brackets on both sides of the box allow it to be mounted on any wall inside the cars. This fuse relay box is suitable for installing on any vehicles such as cars, trucks, trailer, campers, marine boats, ATVs, UTVs etc. Make it possible to securely mount this waterproof relay box just about anywhere.
9.6Exceptional
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4
ONLINE LED STORETrue Mods 12V DC Auto Waterproof Fuse 5-Pin Relay Box Block Kit [6 Bosch Style Relay Holder] [6 ATC/ATO Fusible Holder] [Relays & Fuses Included] Universal Relay for Vehicles Cars Marine Boat Jeep
Main highlights- REMAP YOUR WIRING - Organize, consolidate, and keep track of multiple independent circuits with six relay sockets and six fuse holders.
- MULTI-TERRAIN - Our unique "Z" shaped brackets make it possible to securely mount this waterproof relay box just about anywhere.
- MORE THAN A WARRANTY - We've got you covered with an industry-leading two-year warranty and the best customer support in the business.
- COMBINE TO CONQUER - The road ahead just got a bit easier. This relay box kit combines everything you need into one convenient package: a top-notch relay box, 6 Bosch style relays, 10 fuses, terminals, and silicone seals.
- BUILT LIKE A TANK - Made from durable and dependable materials, sporting an IP65 waterproof rating, our relay box doesn’t understand the word "can't."
9.4Excellent
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5
LisnhlinPre-Wired Fuse Relay Box with 2 Relay Slots and 6 ATC/ATO Fuse Holder, 2 4Pin 80A Relays and 6 ATC ATO Fuses, Universal Waterproof Relay Fuse Block for Automotive Car Truck Boat Marine RV
Main highlights- Wide Application: The pre-wired fuse and relay box has a large capacity fixed box, contain 2 relay sockets and 6 fuse holders, it is widely suitable for all vehicles, truck trailer campers marine, etc
- Waterproof Relay Box: The relay fuse box shell is made of high-temperature-resistant insulating materials, and has an IP65 waterproof and dust-proof top cover. All pre-wiring can be drawn out from the cable opening, which can better shield water splashes, dust and sundries.
- Pre-Wiring Design: This automotive relay box has all the necessary wiring pre-wired and can be directly connect to the vehicle and avoid the hassle of wiring. Complete pre-wiring harnesses can save you a lot of installation and wiring time
- High Capability Fuse and Relay Box: This fuse relay box is equipped with 1pcs Relay Fuse Box, 2pcs 4Pin JD2912-1H-12VDC 80A 14V Relay, 6pcs ATC/ATO Blade Fuse 10A 15A 30A,each of 2. It can meet your various needs without purchasing additional components
- Durable High Performance: The relay box is made of high-quality flame-retardant shell, and the pre-wiring is made of flame-retardant nylon material. The overall structure is solid and reliable, ensuring durability.
9.2Excellent
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6
LGLVATVPre-Wired Fuse Relay Box, 2 4-Pin 80A Relay Slots and 6 ATC/ATO Fuse Holder, with 2 Relays and 6 Fuses, Universal Waterproof Fuse Relay Box for Car Truck Boat RV Automotive Marine
Main highlights- Wide Application: The car relay fuse box has a large-capacity fixed box, contains 2 relay sockets and 6 fuse holders, and is widely used in various scenarios such as cars, trucks, boats, RVs, ships, etc.
- Pre-Wiring: The complete wiring harness in the relay box has been installed and can be used directly to avoid the trouble of wiring, save you a lot of installation and wiring time, and improve work efficiency.
- Pre-Wired Fuse Relay Box: This fuse relay box comes with 1 relay fuse box, 2 4-pin JD2912-1H-12VDC 80A 14V relays, 6 ATC/ATO blade fuses 10A 15A 30A, 2 each. Complete with accessories, it can meet your various needs without purchasing additional components.
- IP65 Waterproof Design: The relay fuse box shell is made of high-quality high-temperature-resistant insulating material and has an IP65 waterproof rating, which can better shield water splashes, dust and debris.
- High Quality: The relay box is made of high quality flame retardant housing and pre-wired using high quality flame retardant nylon material. The overall structure is solid and reliable, and each slot has precise cutouts, making it safe and durable with reliable quality.
9.0Excellent
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7
RVBOATPATRVBOATPAT 12 Volt Fuse Relay Box Pre-Wired Fuse and Relay Box with 4 Relays and 12 Way ATC/ATO Fuses Sealed 12V Relay Fuse Box Block for Auto Car Marine Boat
Why we love it
Quick and easy installation.
Suitable for multiple vehicle types.
Maintains tidy and organized circuits.
8.9Very Good
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8
GMURA12V Fuse and Relay Box Pre-Wired, 6 Relay Slots and 6 ATC/ATO Fuse Holder, with 6 Fuses and 5 5-Pin JD1914 Relay and 1 4-Pin RTT7121 Relay, Relay Fuse Block for Car Truck Trailer Boat
Main highlights- Wide Application: Automotive relay fuse box has large capacity holder box, equipped with 5 5-Pin JD1914 12V 40A Relays and 1 4-Pin RTT7121 12V 40A Relay, and 6 ATC/ATO blade fuses 5A, 10A, 15A, 20A, 25A, 30A, relay fuse box can meet different types of needs, suitable for marine, boat, ship, RV, car, vehicle, truck, trailer, camper, automotive, etc
- Waterproof Dustproof Design: The relay fuse holder has an insulated shell with strong tamper resistance, it has a dust proof top cover, with an IP65 waterproof rating, which can better shield against water splashes, dust, and debris
- Pre-Wired: The complete wiring harness inside the relay box has been installed and can be directly connected to the vehicle, making it simple and convenient to use, saving you a lot of installation and wiring time
- Excellent Metal Pin: The unit is equipped with 42 terminals, including 30 relay copper terminals and 12 zinc-plated fuse terminals, all necessary connection pins are included, ① blade fuse 12PCS ② 2 big 2 small 4 pin relay ③ 25PCS 5 pin relay, large capacity, widely used
- Durable&Safe: The relay box shell of automotive relays is made of high-quality and flame retardant nylon material, each slot has precise cutouts, with an arc socket left at the edge, making all your wiring neat and beautiful, the overall structure is solid and reliable, durable, and safe and reliable in quality
8.8Very Good
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9
GMURA12V Fuse Relay Box, 6 Relay Slots and 6 ATC/ATO Fuse Holder, with 6 Relays and 6 Fuses, Pre-Wired Waterproof Relay Fuse Block for Automotive Car Truck Marine Boat
Main highlights- Relay and Fuse Terminals: The relay and fuse holder is equipped with 42 terminals, including 30 copper relay terminals and 12 galvanized fuse terminals, including all necessary connection pins, so you can install the relay and fuse completely and replace them easily from the back of the fuse relay box
- Pre-Wired: Complete wiring harnesses in the relay box have been installed and can be used directly, saving you a lot of installation and wiring time
- Large Capacity: The fuse relay box is designed as a 6-slot relay panel, which can safely store 5 5-pin JD1914 12V 40A relays, one 4-pin RTT7121 12V 40A relay, and six ATC/ATO blade fuses (5A, 10A, 15A, 20A, 25A, 30A), widely used in ships, RVs,automotive, car, truck, marine, boat, etc
- Flame Retardant Shell: The shell of this product is made of high-quality nylon material, solid and reliable overall structure, accurate notch for each slot, and an arc socket reserved at the edge, so that all your wiring is clean and beautiful, better prevent water, dust and debris
- Fine Metal Pin: ① 12pcs blade fuse ② 2 large and 2 small 4-pin relays ③ 25 pcs 5-pin relays, All necessary connecting pins are included to facilitate connection, The cable opening hole is the outlet of all wires, which can be well connected together
8.6Very Good
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10
WeaschWeasch 12V Fuse Relay Box, 10 Slots Relay Holder 15 Slots ATC/ATO Fuse Holder, Universal Fuse and Relay Box Block, for Cars Truck Marine Boat Jeep
Main highlights- This fuse relay box is suitable for allmost types of vehicles, including 4x4s, Jeep SUVs, UTVs, ATVs, RVs, pickups, trailers, campers, boats, etc. It provides a versatile solution for managing electrical systems in a variety of vehicles, ensuring reliable performance and electrical safety
- This Relay box adopts a detachable relay and fuse slot design, making the installation of the terminal simple and convenient
- This 12V relay box is made of high quality flame retardant nylon, durable and safe, the overall structure is sturdy
- This 12V relay box has 10 relay slots suitable for 4-pin or 5-pin Bosch relays, and is designed with a 15-slot ATC/ATO fuse fuse holder, which enables more wiring methods and makes the fuse relay holder safer in use
- Package: 1 x Relay fuse box, 50 x Relay terminals, 30 x Fuse terminals
8.5Good
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