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With the two dust covers at the plug, better electrical conductivity. Hassle free setup, no wiring nor splicing required. With a strong casing, Not easy to get hot, it can prevent the plug from being infected with dust.

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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.

Exceeds oem specifications - Nickel-plated copper electrical terminals are tough against corrosions while yielding superior conductivity.

A replacement or full refund will be guaranteed if you are not satisfied with the item. Widely used - 7 way to 4 way 5 way trailer plug works fine with any factory OEM 7-way plug, Ford, RAM, suitable for Boat, RV, ATV, Dodge, Chevrolet, Toyota or GMC.


Easy wiring connection 4 pin to 7 pin adapter - autopher trailer adapter let you hook up a 7-way round rv plug to the 4-wire flat connector, providing basic lights functions: grounding, left/right turn signals and taillights.
Strong mount bracket - come with a sturdy metal bracket for stable mounting on the right position, 4 pin to 7 pin trailer adapter can be firmly secure in place and ready to go. Excellent molded construction - adapter for trailer lights is well molded from original plug, with a spring-loaded cover, better dust proof and water resistant to keep the inner elements protected.

Dust & water proof: the trailer light adapter is well-sealed spring-loaded keeps out dust and water when not in use, and prolongs its use life. What you get: 1 * 4 way flat to 7 way blade trailer Light Adapter with Mounting Bracket, using manual.
Easy to use: converts 4 pin flat truck connector to a standard 7 pin RV blade socket, synchronizes the trailer's signal light, plug and play, connects tail reverse turn signals, no splicing of wires needed, easy to create custom plug-in wiring systems for towing solutions.

Simple to install - equipped with mounting bracket, screws, and nuts, just find the right position to install and tighten the nut to install successfully.
With the high-quality PVC shell, wear-resistant, effectively waterproof and long service life.

The 2 in 1 design, and can be used by most trailers, which combines a 4-way plug with a 5-way plug, easily convert a 7-way round connector into 5 way and 4 way round connector. Easy to use: simple plug-and-play, no wiring nor splicing required, eliminates the need for cutting or splicing.
1. WOFTD
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WOFTD Trailer Plug Adapter 7 Pin Round to 4 and 5 Flat Blade Trailer Connector Trailer Adapter 7 Way to 4 Way 5 Way 2-in-1 Flat Blade Plug
#adWOFTD #ad - Please feel free to contact us at first if there is any problem when you receive or use our products. Eliminates the need for cutting or splicing. The plug with copper wire link, wear-resistant, flame retardant and cold resistant, it is highly waterproof, and extremely durable.With the two dust covers at the plug, better electrical conductivity. Hassle free setup, no wiring nor splicing required. With a strong casing, Not easy to get hot, it can prevent the plug from being infected with dust.
More information #ad
7-way round to a 4-way or 5-way flat blade trailer connector, Designed by WOFTD, photographed by WOFTD. 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 Flat Blade into 5 way and 4 way round connector. Rv-style connector. We are always here to support you.Brand | WOFTD #ad |
Manufacturer | WOFTD #ad |
Part Number | AT0121 |
More information #ad
2. HOB4U
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Trailer Plug Adapters 7 Pin to 4 and 5 Flat Blade Trailer Connector for Trailer Tow Hitch, Weatherproof
#adHOB4U #ad - Hassle free setup, Just Plug-N-Play. Easy to use -- simple plug-and-play, no wiring nor splicing required, eliminates the need for cutting or splicing. Brand: hob4u - the best customer service - if for any reason you're not completely happy with your purchase - if it breaks, or even if you change your mind - simply let us know and we will either replace it or refund your money, if it's damaged in shipping, your choice!.7
More information #ad
7 pin to 4/5 pin -- converts 7-way round trailer connector to a 4-way or 5-way, RV-style connector. Widely used -- 7 way to 4 way 5 way trailer plug works fine with any factory oEM 7-way plug, ATV, RAM, Ford, suitable for Boat, Chevrolet, Dodge, RV, Toyota or GMC. Trailer plug -- applicable for utility RV boat camper trailer car carrier.Brand | HOB4U #ad |
Manufacturer | HOB4U #ad |
Part Number | HOB4U-Wiring2 |
More information #ad
3. ONLINE LED STORE
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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
#adONLINE 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.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.
More information #ad
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.Brand | ONLINE LED STORE #ad |
Manufacturer | ONLINE LED STORE #ad |
Height | 1.9 Inches |
Length | 6.5 Inches |
Width | 3.74 Inches |
Part Number | ACCEPSACP1003 |
More information #ad
4. ONLINE LED STORE
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ONLINE LED STORE 7-Way Blade to 5-Way Flat Trailer Adapter Nickel-Plated Copper Terminals Rugged Nylon Housing Compact Design 7-pin to 5-pin Trailer Wiring Plug Adapter
#adONLINE LED STORE #ad - No tools needed - easily adapt your 7-way rv BLADE vehicle socket to 5-WAY FLAT connector used on lightweight trailers. No more ugly dangling connectors - our 7-way blade to 5-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.Exceeds oem specifications - Nickel-plated copper electrical terminals are tough against corrosions while yielding superior conductivity.
More information #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. Rugged nylon housing - Water, temperature, and shock resistant to provide years of reliable service.Brand | ONLINE LED STORE #ad |
Manufacturer | ONLINE LED STORE #ad |
Height | 1.9 Inches |
Length | 6.5 Inches |
Weight | 0.25 Pounds |
Width | 3.74 Inches |
Part Number | ACCEPSACP1004 |
More information #ad
5. Super repairman
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Super repairman 7 Pin Round to 4 Pin 5 Pin Flat Blade Trailer RV Boat Adapter Plug
#adSuper repairman #ad - Trailer plug - applicable for utility RV boat camper trailer car carrier. Hassle free setup, Just Plug-N-Play. Lifetime - "super repairman" professional 7 way trailer plug, 7 pin Round to 4 pin or 5 pin Flat Blade Manufacturer.A replacement or full refund will be guaranteed if you are not satisfied with the item. Widely used - 7 way to 4 way 5 way trailer plug works fine with any factory OEM 7-way plug, Ford, RAM, suitable for Boat, RV, ATV, Dodge, Chevrolet, Toyota or GMC.
More information #ad
Easy to use - simple plug-and-play, no wiring nor splicing required, eliminates the need for cutting or splicing. 60 days Money Back. 7pin to 4/5 pin - converts 7-way round trailer connector to a 4-way or 5-way, RV-style connector.Brand | Super repairman #ad |
Manufacturer | Zach Qatar Mall #ad |
Weight | 0.28 Pounds |
Part Number | 7 to 4 Way 5 Way Trailer Adapter |
More information #ad
6. HOB4U
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HOB4U 4-Way Flat to 7-Way Round Blade Trailer Adapter Wiring Plug Connector with Mounting Bracket for Towing Solutions
#adHOB4U #ad - Simple installation: All necessary mounting bracket and screws+nuts included. Extremely durable ABS plastic construction, weatherproof and corrosion resistance. Converts your vehicle's 4-way flat trailer connector to a 7-way, RV-style connector, voltage range: 6-24 Volts.More information #ad
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.Brand | HOB4U #ad |
Manufacturer | HOB4U #ad |
Part Number | HOB4U-Wiring3 |
Model | HOB4U-Wiring3 |
More information #ad
7. Autopher
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Autopher Trailer Adapter 4-Way Flat to 7-Way Round Blade Light Plug Wiring Connector with Mount Bracket
#adAutopher #ad - Reliable & stable 4 way to 7 way trailer adapter - Made of premium copper wires, with heat-resistant PVC sleeve housing, trailer light adapter greatly improves the electrical conductivity of the whole circuit.Easy wiring connection 4 pin to 7 pin adapter - autopher trailer adapter let you hook up a 7-way round rv plug to the 4-wire flat connector, providing basic lights functions: grounding, left/right turn signals and taillights.
More information #ad
Wide application - rated at dc 12/24v, no splicing wires needed, including rvs, 4 way to 7 way trailer adapter is a Plug-N-Play connector for towing most vehicles without electric brakes requirement, trailers, semi-trailers, etc. Strong mount bracket - come with a sturdy metal bracket for stable mounting on the right position, 4 pin to 7 pin trailer adapter can be firmly secure in place and ready to go. Excellent molded construction - adapter for trailer lights is well molded from original plug, with a spring-loaded cover, better dust proof and water resistant to keep the inner elements protected.
Brand | Autopher #ad |
Manufacturer | Autopher #ad |
Part Number | CF00040 |
More information #ad
8. YONHAN
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YONHAN 4 Pin to 7 Pin Adapter Trailer Light Adapter 4-Way Flat Truck to 7-Way Blade Reverse Plug Connector with Mounting Bracket for Towing Solutions
#adYONHAN #ad - If you have any questions, don't hesitate to contact us! Simple installation: the 4 way to 7 way trailer adapter comes with a mounting bracket and hardware, conveniently connect the trailer wiring adapter to your trailer hitch or bumper.Dust & water proof: the trailer light adapter is well-sealed spring-loaded keeps out dust and water when not in use, and prolongs its use life. What you get: 1 * 4 way flat to 7 way blade trailer Light Adapter with Mounting Bracket, using manual.
More information #ad
The inner core is made of pure copper, which dramatically enhances the conductive performance. Applicable to all towing vehicles that don't require electric brakes, RVs, semi-trailers, including trailers, etc. High quality: the 4 7 trailer adapter uses extremely durable ABS plastic construction instead of PVC, improving the corrosion resistance, oxidation resistance, and high-temperature resistance. Easy to use: converts 4 pin flat truck connector to a standard 7 pin RV blade socket, synchronizes the trailer's signal light, plug and play, connects tail reverse turn signals, no splicing of wires needed, easy to create custom plug-in wiring systems for towing solutions.
Brand | YONHAN #ad |
Manufacturer | YONHAN #ad |
Height | 3 Inches |
Length | 5.5 Inches |
Width | 4 Inches |
Part Number | TC1 |
More information #ad
9. MICTUNING
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MICTUNING 4-Way Flat to 7-Way Round Blade Trailer Adapter Wiring Plug Connector with Mounting Bracket
#adMICTUNING #ad - 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, corrosion-resistant, greatly improves the electrical conductivity.Simple to install - equipped with mounting bracket, screws, and nuts, just find the right position to install and tighten the nut to install successfully.
More information #ad
Wide application - applicable to all towing vehicles that don't require electric brakes, including trailers, semi-trailers, RVs, etc. Make the wiring easier - plug and play, and customize the plug-in wiring system to connect the trailer, convert the car's 4-pin flat socket to the 7-pin blade round socket for 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, wear-resistant, effectively waterproof and long service life.
Brand | MICTUNING #ad |
Manufacturer | MICTUNING #ad |
Part Number | MIC-HA-359 |
More information #ad
10. Super repairman
#ad
Super repairman 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
#adSuper repairman #ad - 7-way to the 4-way/5-way flat plug connector:Converts 7-way round trailer connector to a 4-way or 5-way, RV-style connector. No risk purchase: if you're unsatisfied with the trailer plug adapter adopts for any reason.The 2 in 1 design, and can be used by most trailers, which combines a 4-way plug with a 5-way plug, easily convert a 7-way round connector into 5 way and 4 way round connector. Easy to use: simple plug-and-play, no wiring nor splicing required, eliminates the need for cutting or splicing.
More information #ad
The plug with copper pin contacts, and extremely durable. We offer lifetime support and 24 hours customer service. Hassle-free setup, Just Plug-N-Play. With a strong nylon casing, wear-resistant, it is highly waterproof, flame retardant and cold resistant, it can prevent the plug from being infected with dust. With the two dust covers at the plug, better electrical conductivity.Brand | Super repairman #ad |
Manufacturer | Zach Qatar Mall #ad |
Part Number | T Plug-1 |
More information #ad