Top 10 7 Way to 4 Way Adapter – Towing Hitch Wiring

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1. Hopkins Towing Solutions


Hopkins Towing Solutions 47345 4 Wire Flat Adapter

Hopkins Towing Solutions #ad - Take the guesswork and frustration out of vehicle to trailer wiring. Includes function testing LEDs. If the trailer lights are not functioning correctly, you can isolate the problem by simply looking at the adapter. The new patent-pending LED series incorporates built-in trouble-shooting. 7 way rv blade to 4 Wire flat.
BrandHopkins Towing Solutions #ad
ManufacturerHopkins Manufacturing #ad
Height1.75 Inches
Length6.88 Inches
Weight0.2 Pounds
Width2.88 Inches
Part Number47345
WarrantyHopkins warrants all products to be free from defects in material and workmanship, under normal use and service, for a peirod of 90 days from the date of original purchase, with the exception of the Brake-Force and Impulse brake control items, which are warranted to be free from defects in material and workmanship, under normal use and service, for the original buyer's lifetime



CURT 57240 7-Way RV Blade Vehicle-Side to 4-Way Flat Trailer Wiring Adapter

CURT #ad - Versatile design. Easy grip. This trailer hitch wiring adapter plugs into any standard 7-way RV blade and can be used to connect the taillights, brake lights and turn signals. No-splice install.

Standard connection. It features tabs on the sides for a better grip when plugging into the vehicle or unplugging. This 7-pin to 4-pin trailer adapter wiring comes ready to plug into your vehicle or trailer wiring with zero splicing required. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this trailer wiring adapter.

This trailer wiring adapter makes it easy to connect a mismatched vehicle socket and trailer plug, adapting your 7-way RV blade socket connector on your vehicle into a standard 4-way flat. For long-lasting use and a reliable connection, the housing of this trailer harness adapter is made from durable black plastic that will never rust or corrode. Durable construction.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height2 Inches
Length4 Inches
Weight0.15 Pounds
Width3 Inches
Part Number57240
WarrantyOne-Year Limited Warranty

3. OPT7


For Trailer Tow Hitch and Redline Tailgate LED, OPT7 Weatherproof 7 Way Flat Blade to 4 Way Pin Adapter w/Secure Tab

OPT7 #ad - The strongest beasts adapt: give your rig the ability to light up any trailer, camper, or accessory. Perfect for uhaul, 5th wheel, trailers, and any auxillery lighting. Ready for any situation: Sealed weatherproof construction with rust resistant prongs and cap cover. It will not fall off. Fully covered by our free 1 year warranty, offered only by OPT7 Lighting. Stays on tight: use your 7-pin dust cover to secure your adapter in place.
BrandOPT7 #ad
ManufacturerOPT7 #ad
Height1.7 Inches
Length3.9 Inches
Weight0.13 Pounds
Width1.7 Inches
Part Number900-00121-2



WOFTD Trailer Plug Adapters 7 Pin to 4 and 5 Flat Blade Trailer Connector Trailer Adapter 7 Way to 4 Way 5 Way 2-in-1 Flat Blade Plug

WOFTD #ad - Hassle free setup, Just Plug-N-Play. With a strong nylon casing, flame retardant and cold resistant, it is highly waterproof, wear-resistant, it can prevent the plug from being infected with dust.

Converts 7-way round trailer connector to a 4-way or 5-way, RV-style connector. Please feel free to contact us at first if there is any problem when you receive or use our products. The plug with copper pin contacts, and extremely durable. With the two dust covers at the plug, better electrical conductivity. Simple plug-and-play, no wiring nor splicing required, eliminates the need for cutting or splicing. We are always here to support you. The woftd trailer plug adapter adopts the 2 in 1 design, which combines 4 way plug with 5 way plug, and can be used by most trailers, easily convert 7 way round connector into 5 way and 4 way round connector.
BrandWOFTD #ad
ManufacturerWOFTD #ad
Part NumberAT0121



MICTUNING 4-Way Flat to 7-Way Round Blade Trailer Adapter Wiring Plug Connector with Mounting Bracket

MICTUNING #ad - Wide application - applicable to all towing vehicles that don't require electric brakes, including trailers, RVs, semi-trailers, etc. Simple to install - equipped with mounting bracket, and nuts, screws, just find the right position to install and tighten the nut to install successfully.

Make the wiring easier - plug and play, convert the car's 4-pin flat socket to the 7-pin blade round socket for the trailer, and customize the plug-in wiring system to connect the trailer, synchronize the trailer's signal light, which is very convenient and solves the trouble of rewiring every time.

With the high-quality PVC shell, effectively waterproof and long service life. Provide extra protection - with the spring-loaded cover, high dust-proof, to avoid the adapter damage from the external environment when it is not in use. High-quality manufacturing - using pure copper as the inner core, wear-resistant, corrosion-resistant, greatly improves the electrical conductivity.
ManufacturerMICTUNING #ad
Part NumberMIC-HA-359



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

ONLINE LED STORE #ad - 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.

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.
ManufacturerONLINE LED STORE #ad
Height1.9 Inches
Length6.5 Inches
Width3.74 Inches
Part NumberACCEPSACP1003



CARROFIX 4 Flat Truck to 7 Way Round Trailer Light Adapter Reverse Plug with Mounting Bracket

CARROFIX #ad - No splicing of wires needed, plug ends are secure and ready to go. Converts 4 way flat vehicle end to 7 way blade trailer end, voltage range: 6-24 Volts. 4 wire to 7 way trailer blade round, connects tail reverse turn signals. Well sealed spring-loaded dust cover protects adapter from elements when leave unused. Easily to create custom plug-in wiring systems for towing solutions.
ManufacturerCARROFIX #ad
Part NumberCRF-1701K-B



YONHAN 4-Way Flat Truck to 7-Way Blade Trailer Light Adapter Reverse Plug Connector with Mounting Bracket for Towing Solutions

YONHAN #ad - Dust & water proof: well-sealed spring-loaded keeps out dust and water when not in use, prolong its using life. High quality: using extremely durable abs plastic construction instead of PVC, oxidation resistance and high temperature resistance.

The inner core is made of pure copper, improve the corrosion resistance, greatly improves the conductive performance. What you get: 1 * 4 way flat to 7 way blade trailer Light Adapter with Mounting Bracket, using manual. Simple installation: comes with mounting bracket and hardware, conveniently connect the trailer wiring adapter to your trailer hitch or bumper.

Easy to use: converts 4-way flat truck connector to a standard 7-way RV blade socket, synchronize the trailer's signal light, connects tail reverse turn signals, plug and play, no splicing of wires needed, easily to create custom plug-in wiring systems for towing solutions. If you have any questions, don't hesitate to contact us! .
BrandYONHAN #ad
ManufacturerYONHAN #ad
Height3 Inches
Length5.5 Inches
Width4 Inches
Part NumberTC1



MaxxHaul 70086 7-Way Round to 4-Way Flat Trailer Plug Adaptor with 18 Inch Flexible Cable Which Extends To 36 Inches

MAXXHAUL #ad - Brass connectors Enables for Solid Electrical Conductivity. Eliminates the need for Multiple Plugs and Adapters to Tow Various Vehicles. 7-way to 4-way adaptor does the Job of Otherwise Multiple Plugs and Adaptors. Weatherproof molded construction with 18" AWG 300 Volt Rated Flexible Cord.
ManufacturerMaxxtow Towing Products #ad
Height1.77 Inches
Length3.74 Inches
Width2.76 Inches
Part Number70086
Warranty90 days

10. Super repairman


Super repairman 7 Way Round Trailer Connector to 4 Way Flat Truck Reverse Plug with Mounting Bracket

Super repairman #ad - No splicing of wires needed, flexible wiring harness 5" length, plug ends are secure and ready to go, voltage range: 6-24 Volts. The 7-way blade socket connects to your RV trailers. Easily to create custom plug-in wiring systems for towing solutions. The 4-way flat plug connects to your towed vehicle. Well sealed spring-loaded dust cover protects the adapter from elements when leaving unused.
BrandSuper repairman #ad
ManufacturerZach Qatar Mall #ad
Part Number7 to 4 Way Trailer plug