10 best relay block 12v automotive for 2021

All in all, we spent hundreds of hours combing through thousands of user reviews to put together a comprehensive list of the best relay block 12v automotive on the market. We then delved into these relay block 12v automotive further and put together detailed reviews so that you can easily pick the best relay block 12v automotive for your needs.

Best relay block 12v automotive

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Best relay block 12v automotive reviews

1. 5 Pack 40/30 AMP 12V DC Waterproof Relay and Harness - Heavy Duty 12 AWG Tinned Copper Wires, 5-PIN SPDT Automotive Relay

Feature

12 Volt DC Relay - MAX 14V DC, 40a/30a high switching capability
Excellent waterproof performance, high quality in any weather conditions
Heavy Duty 12 AWG wiring harness for the MAIN contact - pin 30, 87, 87a
Package Content: 5 x Relay switch & wiring harness
1 Year Warranty, 45-day money-back guarantee for any reason.If you have any question,please feel free to contact us by Email

Description

Heavy Duty 12 AWG Wiring Harness for the MAIN contact - pin 30 ; pin 87 ; pin 87a
Excellent water-repellent properties
40A/30A high switching capability
Working Temperature: -40C ~ +125C (no condensation)

12AWGPin 87aYellow
12AWGPin 87Blue
12AWGPin 30Red
16AWGPin 85Black
16AWGPin 86White

Package Content: 5 x Relay switch & wiring harness

Please Note:
--- Easy to mount - No instructions were included - You do need to know a little about electrical.
--- For your and others' safety, let professional technicians to install the equipment.

2. ONLINE LED STORE 6 Pack 4-Pin 12V Bosch Style Fused Relay Switch Kit [Interlocking Harness Socket Holder] [14 AWG Hot Wires] [SPST] [30 Amp] 12 Volt Automotive relays with Fuse for Auto Cars

Feature

Built in fuse socket with included 30A blade fuse with heavy duty 14AWG wires for main contact.
Bosch style 4-Pin SPST (Single Pole Single Throw) Relay.
12VDC (14V Max) and 30A High Switching Capability.
Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87).
Set includes 6 relays, 6 relay harnesses, and 6 blade fuses.

Description

The OLS PSZACCEPS179R 4-pin Bosch Style SPST 12V DC 30A automotive relay features a built in 30A ATO/ATC blade fuse. The built in fuse holder on the automotive relay eliminates the need of a separate fuse holder in-line of the circuit, saving both space and money. In addition to the build in fuse, the purchase of this relay includes the relay harness, which features an interlocking function for ease of grouping multiple relays together. Metal mounting tab on the electrical relay promotes easy installation. Set includes 6 relays, 6 relay harnesses, and 6 blade fuses.

Interchangeable/Compatible with:
All automobiles and devices equipped with a 12 Volt DC power source.

Features:

• Built in fuse socket with included 30A blade fuse.
• Bosch style 4-Pin SPST (Single Pole Single Throw) Relay.
• 30A High Switching Capability.
• Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87).
• Set includes 6 relays, 6 relay harnesses, and 6 blade fuses.

Product Content:

• 6 x Relays

1 Year Manufacturer Warranty

Have a Question? Call Us Toll Free 1-855-LED-ONLINE (1-855-533-6654)

3. 12V Auto Waterproof Fuse Relay Box Block [6 Bosch Style Relay Holder] [6 ATC/ATO Fuse Holder] Universal Relay Block Box for 12V Automotive Vehicles Cars Marine Boat Light Equipment

Feature

REMAP YOUR WIRING - organize, consolidate, and keep track of multiple independent circuits with six relay sockets and six fuse holders.
MULTI-TRERRAIN - Our unique "Z" shaped brackets make it possible to securely mount this waterproof relay box just about anywhere.
BUILT LIKE A TANK - Made from durable and dependable nylon 66 and sporting an IP65 waterproof rating, our relay box dosent understand the word "can't."
A COMPLETE KIT - Box, brackets, seals, terminals, we've included everything you will need to sucessfully install your new waterproof relay box.
MORE THAN A WARRANTY - We've got you covered with an industry leading two-year warranty and the best customer support in the business.

Description

Making Your Adventures Possible

Your 100 miles into a multi-day off-road expedition, the sun is going down, and the last thing you want to worry about is whether or not your lights will turn on when you flip the switch. But if youve trusted your fuses and relays to a waterproof relay box from ONLINE LED STORE, you know you have nothing to worry about. Made from the same durable, heat-resistant nylon 66 used in parachutes and engine components; and packed with enough silicone gaskets and seals to give it an IP65 waterproof rating, this relay box is fully prepared for any contingency.

Get Lost, Just Not in Your Wiring

Trying to organize harnesses, fuses, and relays can quickly have you driving in circles. Get your bearings with a dedicated, waterproof relay box. Like a trail map for your wiring, our relay box is the most efficient way to consolidate, organize, and keep track of all your aftermarket accessories. Boasting a six relay/fuse capacity, this relay box is more than capable of powering and protecting up to six independent circuits.

Tackle Anything

When it comes to installing and using your new relay box, we don't leave you hanging. Our unique 4 bracket system easily adjusts to fit any vehicle or situation, and with all the terminals and seals included in the kit, you're sure to get a reliable and waterproof connection every time.

Features

• Durable Nylon 66 Construction
• IP65 waterproof
• 6 Relay and Fuse Sockets

What's Included?

• (1) Waterproof Fuse Relay Box
• (1) Pack of Relay Rubber Pads
• (1) Pack of Fuse Rubber Pads
• (1) Pack of Relay Wire Terminals
• (1) Pack of Fuse Wire Terminals
• (1) Pack of Brackets and Fasteners
• (1) Rubber Gasket
• (1) Waterproof Ring
• (1) Instruction Manual

4. ONLINE LED STORE 6 Pack Bosch Style 5-Pin 12V Relay Kit [Interlocking Harness Socket Holder] [14 AWG Hot Wires] [SPDT] [30/40 Amp] 12 Volt Automotive Relays for Auto Fan Cars

Feature

User Manual available for download under Product Information Details
Bosch style 12VDC (14V Max) 5-Pin SPDT (Single Pole Double Throw) Relay with 40A/30A High Switching Capability.
Interlocking design relay socket harness base for easy cable management & organization.
Heavy duty 14AWG wires for the main contact and pre-wired with 6" pigtail leads.
Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Yellow - Output N/C (87a), and Blue - Output N/O (87).

5. 12-Slot Fuse Relay Box,6 Relays Box, 6 ATC/ATO Fuses Holder Block with Fuses Relays and 41pcs Metallic Pins for Automotive and Jeep Boat Car Marine Engine Bay

Feature

Large Capacity Holder Box - A clean storage for many projects, tightly holds up to 5 Bosch-style 5pin relay and a RTT7121 4pin Relays, and 6 ATC/ATO blade Fuses
Special Mounting Legs - High and low legs are designed to snugly adhere to modern angular engine bays or trunk areas, for the flat surface, please add rubber pad yourself to level out the relay box (DIY installation)
2 Clip-Locks Cover - Easy access to the relays and fuses and securely keep them in place, allowing you to quickly maintain or replace the burnt one, also good protection from water splashes, dust and debris
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; a rubber spacer is also included so you can mount the automotive relay box on flat surfaces too.

6. MNJ Motor 12-Slot Relay Box, 6 Relays, 6 ATC ATO Fuses Holder Block with 41pcs Metallic Pins for Automotive and Marine Engine Bay

Feature

LARGE CAPACITY HOLDER BOX - A clean storage for many projects, tightly holds up to 5 Bosch-style 5pin relay and a RTT7121 4pin Relays, and 6 ATC/ATO blade FusesNOTE: No fuses or relays included
2 CLIP-LOCKS COVER - Easy access to the relays and fuses and securely keep them in place, allowing you to quickly maintain or replace the burnt one, also good protection from water splashes, dust and debris
UNIVERSAL FITMENT - Suitable for ALL vehicles, 4X4 Offroad Jeep SUV UTV ATV RV Pickup Truck Trailer Camper Marine Boat, etc. Guarantee with 100% Satisfaction, please buy it with confidence and feel free to contact us if there's any question
SPECIAL MOUNTING LEGS - High and low legs are designed to snugly adhere to modern angular engine bays or trunk areas, for the flat surface, please add rubber pad yourself to level out the relay box (DIY installation)
ELEGANT & DURABLE - Made of PA6 rating Flame retardant shell, durable and safe, with precise cutouts of each slots and reserved an Arc-outlet on the edge, it keeps all your wiring tidy and good look as OEM factory manufactured

7. Nilight 50003R Automotive Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Wiring Harness-5 Pack, 2 Years Warranty

Feature

High switching capability: Normally open 40A/14V DC and normally close 30A/14V DC. Suitable for Nilight LED light bar wiring harness kit
Premium quality: Durable relay and harness socket with 5 wires; Made by high-grade materials to ensure superior quality and long lifespan
Male-female slot design: Unique male-female slot design, easy to connect the relay with harness socket, clean and neat after installation
Easy wiring: The relay sockets come with different colors for loads/accessories, simple and convenient wiring
Package include: 5 x relay and 5 x relay socket with wires
Fit type: Universal fit

8. ONLINE LED STORE 5 Pack Bosch Style 5-Pin 12V Relay Kit [60/80 Amp Heavy Duty] [Interlocking Harness Socket Holder] [12 AWG Hot Wires] [SPDT] 12 Volt Automotive Relays for Auto Fan Cars

Feature

User Manual available for download under Product Information Details
Bosch style 5-Pin SPDT (Single Pole Double Throw) Relay.
80A/60A High Switching Capability.
Wire Specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), Yellow - Output N/C (87a), and Blue - Output N/O (87).
Set includes 5 relays and 5 relay harnesses.

9. 12-Slot Fuse Relay Box 6 Relays 6 ATC/ATO Fuses Holder Block with 41pcs Metallic Pins for Automotive and Marine Engine Bay Jeep Car Boat

Feature

Large Capacity Holder Box - A clean storage for many projects, tightly holds up to 5 Bosch-style 5pin relay and a RTT7121 4pin Relays, and 6 ATC/ATO blade Fuses
Special Mounting Legs - High and low legs are designed to snugly adhere to modern angular engine bays or trunk areas, for the flat surface, please add rubber pad yourself to level out the relay box (DIY installation)
2 Clip-Locks Cover - Easy access to the relays and fuses and securely keep them in place, allowing you to quickly maintain or replace the burnt one, also good protection from water splashes, dust and debris
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; a rubber spacer is also included so you can mount the automotive relay box on flat surfaces too.

10. Kohree 12-Way 12V Blade Fuse Block, 12 Volt Automotive Fuse Box Holder Waterproof with Negative Bus 5A 10A 15A 20A Fuse Panel LED Indicator for Auto, RV, Car, Boat, Marine, Truck

Feature

Safe LED Indicator Design-- This blade fuse block comes with 12 fuse pieces and each circuit has its own led indicator light. When a fuse blow, the corresponding indicator light will light up instantly, so you can easily figure out the short circuit or any other fault and effortlessly fix the error.
High Quality & Safety Material -- Made of environment friendly PBT material, IP86, CE Certification, blade fuse box is mechanically strong, heat and flame resistant and help you get rid of problems like broken, deformation, combustion or short circuit.
Waterproof Neat Panel Mount--Clear PC cover, splash and dust resistant construction can add extra protection for your fuse box. It is easy to operate.
Wide application-- Coming with multi-function DIY stickers to meet all your specific demands, convenient for examination and repair. Widely used in cars, marines, tankers, boats, rv, truck, moto homes,suv, yacht, ships etc.
Optimal Conductivity & Best Service 12-circuit ATC/ATO/ATF blades fuse block,meeting all standards of an ideal fuse box. If you have any problem with this product, please feel free to contact us. We are always ready to help.

Conclusion

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