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With the high-quality pVC shell, corrosion-resistant, wear-resistant, 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.


Wide application: suitable for most trailers, semitrailers, caravans, RV. Well sealed spring loaded cover increases protection against dust, moisture and corrosion. 4-pin flat socket designed to be converted to the 7-pin blade round type socket.


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. No tools needed - easily adapt your 7-way rv BLADE vehicle socket to 4-WAY FLAT connector used on lightweight trailers.

Easily convert 4 way flat socket to 7 way blade round socket, connects tail reverse turn signals, synchronize the trailer's signal light and customize plug-in wiring systems for towing solutions.
Dust-proof & water-proofwell-sealed spring-loaded cover, designed to avoid the adapter damage from the external environment when it is not in use. Wide application applicable to all towing vehicles that don't require electric brakes, semi-trailers, RVs, caravans, including trailers, campers etc.

Reliable: spurtar 7-pin trailer wiring plug comes ready to splice into your existing trailer wiring. It can be used to connect the taillights, brake lights, turn signals, reverse lights, trailer brakes and auxiliary power.


Rv-style connector. Please feel free to contact us at first if there is any problem when you receive or use our products. With a strong casing, not easy to get hot, flame retardant and cold resistant, it is highly waterproof, wear-resistant, it can prevent the plug from being infected with dust.

The inner core is made of pure copper, greatly improves the conductive performance.
Easy to use: converts 4-way flat truck connector to a standard 7-way RV blade socket, no splicing of wires needed, plug and play, connects tail reverse turn signals, synchronize the trailer's signal light, easily to create custom plug-in wiring systems for towing solutions. If you have any questions, don't hesitate to contact us! .
1. MICTUNING
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MICTUNING 4-Way Flat to 7-Way Round Blade Trailer Adapter Wiring Plug Connector with Mounting Bracket
#adMICTUNING #ad - 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, synchronize the trailer's signal light, 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, which is very convenient and solves the trouble of rewiring every time.More information #ad
High-quality manufacturing - using pure copper as the inner core, greatly improves the electrical conductivity. Wide application - applicable to all towing vehicles that don't require electric brakes, semi-trailers, RVs, including trailers, etc. With the high-quality pVC shell, corrosion-resistant, wear-resistant, 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.
Brand | MICTUNING #ad |
Manufacturer | MICTUNING #ad |
Part Number | MIC-HA-359 |
More information #ad
2. CARROFIX
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CARROFIX 7 Pin Round to 7 Way RV Blade Trailer Adapter Wiring Connector
#adCARROFIX #ad - Spring-loaded, hinged door on socket to protect the interior from dirt and moisture. This adapter allows to convert your 7 round vehicle side to a standard 7 RV trailer side connection.More information #ad
Plug-in-simple design for quick and easy installation, no splicing of wires needed. U. S standard, perfectly solves a mismatch between your truck and trailer connection hardware. Durable, 7 way connector is constructed of high-impact, weather-resistant ABS thermoplastic.Brand | CARROFIX #ad |
Manufacturer | CARROFIX #ad |
Height | 2.7 Inches |
Length | 3.5 Inches |
Weight | 0.64 Pounds |
Width | 5.6 Inches |
Part Number | CFR-G707 |
More information #ad
3. Nilight
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2 Years Warranty, Nilight 50051R 4 Flat to 7-Way Round RV Blade Trailer Adapter Reverse Plug with mounting Bracket
#adNilight #ad - Works on most vehicle wiring components like turn signals, brakes, reverse light and auxiliary power. Transfers the power from the vehicle to trailer. Package includes: 1x trailer Adapter Plug, 1xMounting bracket 6 screws and 6 nuts.Wide application: suitable for most trailers, semitrailers, caravans, RV. Well sealed spring loaded cover increases protection against dust, moisture and corrosion. 4-pin flat socket designed to be converted to the 7-pin blade round type socket.
More information #ad
Heavy duty black plastic construction prevents rusting, enhances appearance. Voltage ranges: 6-24 Volts. This adapter converts 4 way flat vehicle end to 7 way blade trailer end, makes a tight connection between vehicle socket and trailer plug, no wiggle-room, no loose fittings. Commonly used with T-connectors or tail lamp converters with 4-way flat car end connections.Brand | Nilight #ad |
Manufacturer | Nilight #ad |
Part Number | 50051R |
Model | 50051R |
Warranty | 2 Years Warranty |
More information #ad
4. NEW SUN
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NEW SUN 7 Way Round RV Blade Connector Trailer Light 7 Way Adapter Plug
#adNEW SUN #ad - 7 way blade connector commonly used on RV camper travel trailers. Made from heavy plastic for lightweight and durability. Impact and corrosion resistant. Industry standard 7 way RV trailer blade connectors for towing solutions. Rear grommet for weatherproof.More information #ad
Brand | NEW SUN #ad |
Manufacturer | NEW SUN #ad |
Height | 1.81 Inches |
Length | 3.54 Inches |
Weight | 0.17 Pounds |
Width | 2.95 Inches |
Part Number | 18TK-UP1701 |
Model | 8542120557 |
More information #ad
5. 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.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. No tools needed - easily adapt your 7-way rv BLADE vehicle socket to 4-WAY FLAT connector used on lightweight trailers.
More information #ad
Exceeds oem specifications - Nickel-plated copper electrical terminals are tough against corrosions while yielding superior conductivity. 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 |
Width | 3.74 Inches |
Part Number | ACCEPSACP1003 |
More information #ad
6. MITZONE
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MITZONE 4-Way Flat to 7-Way Round Blade Trailer Light Adapter Wiring Reverse Plug Connector with Mounting Bracket & Screws & Nuts for Truck RV Side to Trailer Side Towing Solutions
#adMITZONE #ad - If you are not sure about the vehicle fitment or the part ever fails on your vehicle after purchase, please contact us and we’ll take care of it. Plug & play no splicing of wires are needed, plug & play. Purchase with confidencein bsoc auto store, right parts are guaranteed.Easily convert 4 way flat socket to 7 way blade round socket, connects tail reverse turn signals, synchronize the trailer's signal light and customize plug-in wiring systems for towing solutions.
More information #ad
30 days money back and one years replacement warranty within 12-hours response At BSOC AUTO Exclude Sunday, zero purchase risk guaranteed is for our every customer's smile. All-inclusive packagepackage includes: 1 * 7 pin flat to 4 pin blade round Trailer Adapter + 1 * Mounting Bracket + 6 * Screws + 6 * Nuts. Dust-proof & water-proofwell-sealed spring-loaded cover, designed to avoid the adapter damage from the external environment when it is not in use. Wide application applicable to all towing vehicles that don't require electric brakes, semi-trailers, RVs, caravans, including trailers, campers etc.
Brand | MITZONE #ad |
Manufacturer | MITZONE #ad |
Part Number | MIC-HA-359 |
More information #ad
7. Spurtar
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Spurtar 7 Pin 7 Way Round RV Style Flat Blade Trailer Light Plug Replacement End Towing Wiring Harness Connector Male End 12V Towbar- New Upgraded
#adSpurtar #ad - Safe grip: userfriendly & ergonomic design with safety latch to ensure safe and strong grip when plugging in or unplugging trailer wiring. Usage: spurtar industry standard 7 way rv blade trailer connector plug commonly used on RV camper trailers for towing RV travel trailers.Reliable: spurtar 7-pin trailer wiring plug comes ready to splice into your existing trailer wiring. It can be used to connect the taillights, brake lights, turn signals, reverse lights, trailer brakes and auxiliary power.
More information #ad
Versatile: 7-way rv blade connector is a great replacement and interchangeable with any trailer-side 7-way RV connectors. Good connection: brass terminals for better conductivity and screw strain relief clamp which keeps trailer wire from pulling out of connector.Brand | Spurtar #ad |
Manufacturer | Spurtar #ad |
Part Number | Spurtar-THS0045BK |
More information #ad
8. CNWANTUO
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CNWANTUO 7 Way Round RV Blade Trailer Connector Adapter Plug Trailer Connector Adapter 7pin Plug Mount
#adCNWANTUO #ad - 7 way blade plugs commonly used on RV camper trailers. Industry standard 7 way rv blade trailer connectors for towing solutions. Mpact and corrosion resistant. Made from durable plastic for lightweight and durability. Rear grommet for weatherproof.More information #ad
Brand | CNWANTUO #ad |
Manufacturer | Wantuo #ad |
Height | 0 Inches |
Length | 0 Inches |
Width | 0 Inches |
Part Number | WT001-A(NEW) |
More information #ad
9. 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 - Eliminates the need for cutting or splicing. Hassle free setup, no wiring nor splicing required. 7-way round to a 4-way or 5-way flat blade trailer connector, Designed by WOFTD, photographed by WOFTD.Rv-style connector. Please feel free to contact us at first if there is any problem when you receive or use our products. With a strong casing, not easy to get hot, flame retardant and cold resistant, it is highly waterproof, wear-resistant, it can prevent the plug from being infected with dust.
More information #ad
We are always here to support you. The plug with copper wire link, and extremely durable. With the two dust covers at the plug, better electrical conductivity. The woftd trailer plug adapter adopts the 2 in 1 design, and can be used by most trailers, which combines 4 way plug with 5 way plug, easily convert 7 way Flat Blade into 5 way and 4 way round connector.Brand | WOFTD #ad |
Manufacturer | WOFTD #ad |
Part Number | AT0121 |
More information #ad
10. YONHAN
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YONHAN 4-Way Flat Truck to 7-Way Blade Trailer Light Adapter Reverse Plug Connector with Mounting Bracket for Towing Solutions
#adYONHAN #ad - Simple installation: comes with mounting bracket and hardware, conveniently connect the trailer wiring adapter to your trailer hitch or bumper. High quality: using extremely durable abs plastic construction instead of PVC, improve the corrosion resistance, oxidation resistance and high temperature resistance.The inner core is made of pure copper, greatly improves the conductive performance.
More information #ad
Dust & water proof: well-sealed spring-loaded keeps out dust and water when not in use, prolong its using 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-way flat truck connector to a standard 7-way RV blade socket, no splicing of wires needed, plug and play, connects tail reverse turn signals, synchronize the trailer's signal light, easily to create custom plug-in wiring systems for towing solutions. If you have any questions, don't hesitate to contact us! .
Brand | YONHAN #ad |
Manufacturer | YONHAN #ad |
Height | 3 Inches |
Length | 5.5 Inches |
Width | 4 Inches |
Part Number | TC1 |
More information #ad