Where to find electrical connectors for trailers?
When you looking for electrical connectors for trailers, you must consider not only the quality but also price and customer reviews. But among hundreds of product with different price range, choosing suitable electrical connectors for trailers is not an easy task. In this post, we show you how to find the right electrical connectors for trailers along with our top-rated reviews. Please check out our suggestions to find the best electrical connectors for trailers for you.
Best electrical connectors for trailers
![ONLINE LED STORE 7-Way Blade to 4-Way Flat Trailer Adapter [Nickel-Plated Copper Terminals] [Rugged Nylon Housing] [Compact Design] 7-pin to 4-pin Trailer Wiring Plug Adapter](https://images-na.ssl-images-amazon.com/images/I/516HmJ4Hp1L.jpg)
1. MICTUNING 7 Way Blade Trailer Connector Tester with Red LEDs
Feature
FUNCTIONAL DESIGN - MICTUNING Trailer connector tester helps you confirm proper vehicle and trailer electrical function. Allows you easily and quickly to diagnose and fix problems of trailer socket circuits, no need to go to an expensive repair shop, save your money a lotMULTIPURPOSE USE - This 7 way blade trailer wiring tester tests for tail lights, brake lights, reverse lights, turn signals, brakes and auxiliary power. Small size design make it toss in glove compartment, pocket or tool box conveniently
QUICK IDENTIFICATION - Features 6 bright LED indicators. Clear and obvious labeling of each light enable you quickly to identify the circuits that is under normal or faulty working condition
EASY TESTING - Just plug the 7 way trailer tester into the tow vehicle, check the LEDs to see whether they are working or not. Compatible with standard 7-way blade trailer sockets
DURABLE AND STURDY - Plastic body with optimal weather, corrosion, and impact resistance to last for long time use. Nickel-plated copper pins not only increase conductivity but also anti- wear & anti-corrosion
Description
MICTUNING Heavy Duty 7 Way BladeTrailer Tester ConnectorWhen you're going to hitch a new trailer, all electrical components on your trailer should be tested before working.
MICTUNING 7 way trailer connector testers for testing tail lights, turn signals, brake lights, ground connections and other electrical components on trailer.
Instead of checking individual fuses, wiring and connectors, you simply plug this tester into tow vehicle and led indicator will show the corresponding circuits work or don't.
Take this small lightweight 7 way trailer tester light circuit connector wherever you go and own peace of mind!!!
Features 6 LEDs, testing circuit for the tail lights, brake lights, reserve lights, left turn signal, right turn signal and auxiliary power.
It works by plugging in the connector socket of your vehicle end and seeing the lights display.
Each of the indicator light with clear labeling to tell you which of your towing vehicle lights work or don't. If socket is getting proper power, the tester's various LEDs will light up.
When you're going to hitch a new trailer, you own peace of mind because you make sure the lights are connected properly
Functional Labeling :
BU: Back up or reverse circuit center pole
RT: Right turn/brake
T/M: Taillights
LT: Left turn/brake
BK: Brake controller output
12V: 12-volt power feed
2. Lavolta 7-Way Trailer Truck Camper Plug Cord with 7-Pole Wiring Junction Box - Inline Harness Kit RV Blade Molded Wire Connector - Weatherproof and Corrosion Resistant - 6 FT
Feature
Pre-wired junction box with 7-way connector plug
Commercial grade 7-pin trailer wiring harness
Weatherproof and corrosion resistant wire kit
4ft, 6ft, 8ft and 10ft cord options available
Designed for RV trailers, caravans, food vans and other towed vehicles
Description
Ideal for custom trailer applicationsThe Lavolta Trailer Cord with Junction Box provides a fast, simple way to connect the wires from the trailer cord to the trailer wiring. Designed for RV travel trailers, caravans and food vans, it's a great choice for trailers with electric brakes, interior lights, reversing indicators and other power needs. The trailer cord and thick plastic junction box are weatherproof and corrosion resistant.
Features and contents
This Lavolta Trailer Cord is available in 4ft, 6ft, 8ft or 10ft lengths and comes with a fully moulded, attached 7-way plug. It features screws; straps; 4 closed and 4 open rubber fitted grommets; and a colour-coded instruction sheet. The professional quality wires are pure copper. The 7 wires are colour-coded and coated with a thick, rubber-like insulation.
Cable and junction box installation
The Lavolta Trailer Cord with Junction Box is intended for professional or DIY installation. It is essential that the product is installed correctly and only to vehicles for which it is suitable. The standard wiring methods may not necessarily work for your model, please contact the vehicle manufacturer for compatibility information. Improperly connected wiring can cause damage to electrical components; be a hazard or cause injury.
3. NEW SUN 4 Flat to 7 Way Blade Trailer Adapter Electrical Connector with Mounting Bracket
Feature
Converts your vehicle's 4-way flat trailer connector to a 7-way, RV-style connectorExtremely durable ABS plastic construction, weatherproof and corrosion resistance
Wiring harness plugs into existing 4-way flat connector and hardware to existing wiring
Works on most vehicle wiring component like turn signals, brakes and auxiliary power
Simple installation: All necessary mounting bracket and screws+nuts included
Description
NEW SUN 4 pole to 7 pole blade vehicle adapter is an electrical device that allows a connection to be made between a mismatched trailer plug and vehicle socket. It easily plugs in your vehicle's electrical socket and usually requires no additional wiring.Applicable for utility RV boat camper trailer car carrier
7-Way connects tail brake reverse turn signals brakes,voltage range: 6-24 Volts
Allows the user to create custom plug-in wiring systems for any towing situation
Cable Cord Length: 15" approx
Wire Specification: 4 x 18 Gauge + 4 x 14 Gauge
Package Includes:
1x 4-way flat electrical adapter
1x Mounting bracket for 7-way standard connectors,includes screws and nuts
4. Ultra-Fab Products 38-944037 Ultra 3502-7 Electric Tongue Jack with 7-Way Plug - 3500 lb. Capacity
Feature
Perfect for trailers with no on-board battery; The Ultra 3502-7 features over 3,500 pounds of tongue lifting power; Plus, it includes our exclusive Site-Lites night lights to provide powerful after dark illuminationThis 2" outer tube jack offers an 18" stroke with a 6" diameter footpad to prevent sinking
12 volt operation & 20A circuit breaker
4 foot, 7-way plug
Manufacturers 2-Year Warranty
Description
Ultra 3502-7 Electric Tongue Jack with 7-way plug, 2" tube, 3,500 lb. capacity.5. ABN Electrical Wire Connector Junction Box 1-Pack Trailer, Camper, RV Light 7 Gang/Pole Automotive Wiring Rewiring
Feature
EFFORTLESS TRAILER WIRING: The ABN Electrical Wire Connector Junction Box 1-Pack provides safe and secure trailer wiring install with markings to easily identify the correct connectionsEASY TO USE: Quickly identifiable markings allow for simple, secure install trailer/towing hook up; Blue - Electric Brake; Brown - R Stop & Turn; Green - Tail & USC; Red - L Stop & Turn; Yellow - Center AUX; Black - 12V Charge Line; White - Ground
BUILT TO LAST: Heavy-duty black plastic box with cover; 40F (105C) dry and 15F (60C) wet; 30 Mil AWG Copper, 2/10-1/12-4/14
EFFICIENT DESIGN: Each of the 7 studs is 10-32 thread and comes with 1 nut per stud; Studs are mounted into the plastic base of the box; Box comes with different grommets so you can run your wiring through and weatherproof it; Cover seals well and comes with 2 fastening screws
PACKAGE CONTENTS: Package includes (1) junction box with (7) wire studs + (5) rubber boot grommets + (2) screws + (2) built-in cable connector straps (no cord attached to box)
Description
Make trailer or flatbed wiring and testing a snap with the ABN Electrical Wire Connector Junction Box 1-Pack. The box includes quickly identifiable markings for simple, secure install trailer/towing hook up. Blue - Electric Brake; Brown - R Stop & Turn; Green - Tail & USC; Red - L Stop & Turn; Yellow - Center AUX; Black - 12V Charge Line; White - Ground. It keeps your wiring out of the weather and allows adaptability without compromising splices. Attach your wires properly prior to going into the box and then use the box to rewire. Each of the 7 studs is 10-32 thread and comes with 1 nut per stud. This package includes 1 junction box with 7 wire studs, 5 rubber boot grommets, 2 screws, and 2 cable connectors. WARNING: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.6. Innovative Products Of America 8025 Terminal Connector Cleaner Master Kit
Feature
4, 5 flat connectors, 6 round and 7-way spade pin terminalsFor male and female connections
For tail and side marker light assemblies
Auto, marine and industrial applications
Description
A complete set of trailer terminal cleaners for 4, 5, 6, 7 way trailer connectors and more. These connector cleaners maintain continuity and prevent circuit failure. The cleaners quickly and precisely cut away corrosion. Additional uses include bullet, butt and standard AWG terminal connectors.7. AURELIO TECH Universal 6-10 AWG 120A Battery Connect Quick Connector Plug For 12V Winch Trailer Driver Electrical Devices
Feature
Heavy-duty & multipurpose universal battery quick connector- fits all 12 to 36 volts devices, batteries, power inverters and solar setups, winches, forklifts, chargers, power modules, cars, motorcycles, boats and etc.Connect/disconnect in one second keeping things neat and organized! Terminal pins diameter: 0.162 inch / 4.12mm! Replace standard clamp ends on your battery charger to prevent accidental reverse polarity when hooking up a charger and have provisions for mounting so they can be easily secured to a vehicle.
This universal connector is easy to solder to different wires. Compatible with 6, 7, 8, 9, 10 gauge wires with recommended maximum 120 amps current.
Ultralight design with tight weather covers for 100% safety. Combined shell made from polycarbonate- a versatile and tough plastic, makes this connector sturdy and reliable.
Comes with 4 terminal pins made of red copper coated with silver. Features strong electrical conductivity and reduces the resistance to guarantee stable voltage and current. The installation is very simple, however please use a crimping tool to get things done.
Description
Specification:
Voltage: 12-36 volts DC
Terminal pins diameter: 0.162 inch / 4.12mm
Size: 1-7/8" x 1-3/8" x 1/2"
Color: Red
Capacity: 120 amps
Compatibility: 6, 7, 8, 9, 10 Gauge
Description:
A robust and efficient "connect & disconnect" connector kit for a winch, remote battery charger, trailer or other electrical devices. Permitting over 10,000 connect and disconnect actions. It's made from polycarbonate, a versatile and tough plastic that offers great strength combined with light weight. The bottom of the plug is lined with rubber to protect against dust, moisture and corrosion. The connectors are ideal for 12-36 volts DC low-voltage, and low or medium direct current use. The ends are designed to connect in only one direction, making it impossible to connect the wrong polarities to one another- for increased safety and convenience.
The terminal pins inner diameter is 0.162 inch / 4.12mm and it can accept wires from 6 to 10 gauge.
Installation and operation are very straightforward- simply insert the wires into the terminal pins, then fuse or crimp them (make sure you use a crimping tool and not a hammer). Then insert the terminal pins into the connector housing and lock them in place.
Package Includes:
A pair of connectors (2 connector ends, 4 terminal pins, and 2 rubber boot caps).
8. 50pcs Solder Seal Wire Connector, Sopoby Solder Seal Heat Shrink Butt Connectors Terminals Electrical Waterproof Insulated Marine Automotive Copper(23Red 12Blue 10White 5Yellow)
Feature
High Quality - Comply with all relevant European standards; Shrinking ratio: 2:1Easy Operation - Transparent sleeve provides precise inspection when strip and insert wires inside.
More Effective Way - An easy one step connection of wires, insulated and sealed
No Slip Wire Contact - Tubing reduces in size and solder will melt and flow through the stripped wires, ensure strong holding --- your wire will never slip out of the connector. Can be ideal used in marine and automobile applications
Guarantee & Friendly Customer Service - Please Note that "Sopoby" is Registered Trademark and All of Our Branded Products Sold by Sopoby. We have a commitment to every buyer 100% satisfaction. After all, we are customers, too, so if you have any problem about our products, just contact us anytime you feel convenient.
Description
Dear, You Must Know50pcs Solder Seal Heat Shrink Butt Wire Connector Terminals Copper
An easy one step connection of wires.
Soldered, insulated and sealed can be ideal.
Use in marine and automobile applications.
Melt adhesive in inside solder and seal and with advanced waterproof function.
Polyolefin heat shrink butt connectors improved pullout strength.
Provide seal, strain relief, cable check and insulation.
Specification :
Material : Preformed solder rings
Color : Red, Blue, White, Yellow
Size :
23 x Red Shrink Connectors : diameter 2.7 mm, cable cross-section 0.5-1.0 mm2(A.W.G:22-18);
12 x Blue Shrink Connectors : diameter 4.5mm, cable cross-section 1.5-2.5 mm2(A.W.G:16-14);
10 x White Shrink Connectors : diameter 1.7 mm, cable cross-section 0.25-0.34 mm2(A.W.G:26-24);
5 x Yellow Shrink Connectors : diameter 6.0 mm, cable cross-section 4.0-6.0 mm2(A.W.G:12-10).
Guarantees:
Sopoby guarantees all buyers 100% satisfaction, once you find any problem of the Wire Connector, please feel free to contact us, we will solve it as soon as we can.
100% Satisfaction Guarantee for risk-free shopping!
Package included :
1 x 50pcs (Four Sizes / Color) heat shrink wire connectors.
9. ONLINE LED STORE 7-Way Blade to 4-Way Flat Trailer Adapter [Nickel-Plated Copper Terminals] [Rugged Nylon Housing] [Compact Design] 7-pin to 4-pin Trailer Wiring Plug Adapter
Feature
NO TOOLS NEEDED - Easily adapt your 7-WAY RV BLADE vehicle socket to 4-WAY FLAT connector used on lightweight trailers.NO MORE UGLY DANGLING CONNECTORS - Our 7-way blade to 4-way flat adapter eliminates the need of converter wiring harnesses and is compact enough to be stored in any of the vehicle's storage compartments.
RUGGED NYLON HOUSING - Water, temperature, and shock resistant to provide years of reliable service.
EXCEEDS OEM SPECIFICATIONS - Nickel-plated copper electrical terminals are tough against corrosions while yielding superior conductivity.
LOCKS SECURELY IN PLACE - Durable nylon housing designed to be latched on by the tow vehicle's socket while finger lugs allow easy removal when needed.
Description
Instantly Adapts Your Heavy-Duty (Round) Trailer Lighting Socket to Accept a Light-Duty (Flat) Connector
Just plug it in. Switch from a heavy-duty trailer with brakes to a smaller lightweight trailer requiring a flat 4-way connector in no time. No need to cut, splice wiring, or dig out those ugly auxiliary harness when using a lightweight and durable 7 to 4-way adapter from ONLINE-LED-STORE.
Safe and Simple Installation
It literally takes seconds to install. Simply plug it into your vehicles heavy-duty (7-wire) trailer light and brake harness socket. The secure fitting design of the adapter allows your vehicles socket cover to lock it into place; while the nickel-plated copper wiring terminals provide optimum conductivity. Switching from a 7-way blade to a 4-way flat connector has never been easier.
Superior Quality Guaranteed
This fully enclosed adapter is designed to stringent specifications and manufactured to last. The durable nylon housing is lightweight and compact. The electrical terminal connectors are stamped from genuine copper, precision formed for a secure fit, and dipped in nickel plating to increase longevity. We know you will be satisfied. But if you do have an issue you can feel confident knowing that weve got you covered with a one year warranty.
Features:
- Heavy duty nylon exterior is weather, shock, and temperature resistant
- Nickel-plated copper terminals provide superior conductivity
- Housing design allows adapter to latch in to OEM connectors
- Finger lugs on each side allow for easy disconnect when ready
- Easily to store and simple to install with no tools required
- 1 Year warranty
Whats Included?
- (1) 7-Way Blade to 4-Way Flat Trailer Adapter
10. Curt Manufacturing 58140 Trailer Connector
Feature
Splices into trailer wiring to provide a connection to the vehicle socket7-way connects tail, brake, reverse, turn signals, brakes and auxiliary power
Interchangeable with other 7-way RV connectors
Concealed terminals help ensure a reliable connection
7-way RV blade connectors commonly used on RV travel trailers
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