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It won't chafe through after rubbing on the chain or frame for a few hundred miles, provides additional circuit for brakes, battery, Weatherproof and corrosion resistant, or reverse lights.


7-pin trailer wiring is commonly used for towing RV travel trailers. This connector makes a great replacement 7-way RV blade connector and is interchangeable with virtually any vehicle-side 7-way RV connector.
For long-lasting use and a reliable connection, the housing of this 7-pin trailer wiring socket is made from durable black plastic that will never rust or corrode. This trailer wiring socket comes with concealed wire terminals. This helps protect the splice-in connection points for the wires, rain, keeping them safe from dirt, corrosion and other threats. Reliable connection.

It features two hooks on either side of the plug for a better grip when plugging in or unplugging trailer wiring. This 7-pin trailer wiring plug comes ready to splice into your existing trailer wiring. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this trailer plug.
For long-lasting use and a reliable connection, the housing of this 7-pin trailer wiring plug is made from durable black plastic that will never rust or corrode. Easy grip. This connector makes a great replacement 7-way RV blade connector and is interchangeable with virtually any trailer-side 7-way RV connector.
1. NEW SUN
#ad
NEW SUN 7 Way Round RV Trailer Blade Connector Socket 7-Way Trailer Wiring Harness Connector
#adNEW SUN #ad - Splices into vehicle towing socket to provide a connection for a trailer adapter. Plastic housing, metal contacts inside, anti-corrosion. Well sealed waterproof spring-loaded dust cover keep connector clean when not in use.More information #ad
Functions for left/right turn, taillight, reverse, electric brakes and auxiliary.7 way blade trailer plugs, non-corroding, shock-resistant interior design.Brand | NEW SUN #ad |
Manufacturer | NEW SUN #ad |
Height | 2.36 Inches |
Length | 3.94 Inches |
Weight | 0.26 Pounds |
Width | 2.36 Inches |
Part Number | 17TK-US1701 |
Model | 8542120512 |
More information #ad
2. NEW SUN
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NEW SUN 7 Way Round RV Blade Connector Trailer Light 7 Way Adapter Plug
#adNEW SUN #ad - Impact and corrosion resistant. Made from heavy plastic for lightweight and durability. Industry standard 7 way RV trailer blade connectors for towing solutions. Rear grommet for weatherproof. 7 way blade connector commonly used on RV camper travel trailers.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
3. NEW SUN
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NEW SUN RV 7 Way Blade to 4 Way Flat Trailer Adapter Waterproof 7 Pin to 4 Pin Trailer Adapter with Dust Cover
#adNEW SUN #ad - Well compatible with standard mounting bracket. Widely applicable for standard American car modification, trailer socket converter. Weatherproof molded construction. Quickly install the connector between trailer harness and towing plug. Trailer end 7-way round RV style connector to 4-wire flat.More information #ad
Brand | NEW SUN #ad |
Manufacturer | NEW SUN #ad |
Height | 3.84 Inches |
Length | 2.56 Inches |
Weight | 0.18 Pounds |
Width | 1.77 Inches |
Part Number | TKUA1742 |
Model | TKUA1742 |
More information #ad
4. NEW SUN
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NEW SUN 4 Flat to 7 Way Blade Trailer Adapter Electrical Connector with Mounting Bracket
#adNEW SUN #ad - Wiring harness plugs into existing 4-way flat connector and hardware to existing wiring. Converts your vehicle's 4-way flat trailer connector to a 7-way, RV-style connector.More information #ad
Extremely durable ABS plastic construction, weatherproof and corrosion resistance. Works on most vehicle wiring component like turn signals, brakes and auxiliary power. Simple installation: All necessary mounting bracket and screws+nuts included.Brand | NEW SUN #ad |
Manufacturer | NEW SUN #ad |
Weight | 0.68 Pounds |
Part Number | TKUA1427T |
Model | 13 |
More information #ad
5. NEW SUN
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NEW SUN 7 Way Round to 5 Way Flat Adapter RV Trailer Wiring Connector Plug
#adNEW SUN #ad - Performance and quality tested. Heavy-duty plastic housing has non-rusting copper contacts durable in any kind of weather.More information #ad
Easy installation and plug-in use, fits for most boat, trailer and RV towing. 7/5 way adapter plug, converts two vehicle 7-way round blade adapter to a 5-way flat pin connector.Brand | NEW SUN #ad |
Manufacturer | NEW SUN #ad |
Height | 3.5 Inches |
Length | 5.2 Inches |
Width | 2.5 Inches |
Part Number | TKUA1703 |
Model | 4350429921 |
More information #ad
6. Reese
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Reese Towpower 85475 Professional Series 7-Way Blade Vehicle End Connector
#adReese #ad - Corrosion resistant tin plated contacts. Extended cover opening allows for greater visibility to make connections. Durable glass reinforced nylon construction. Mounting bracket and hardware included. Snap on strain relief terminal cover with gasket to seal out moisture and dust.More information #ad
Brand | Reese #ad |
Manufacturer | Reese Towpower #ad |
Height | 3.7 Inches |
Length | 8.6 Inches |
Weight | 0 Pounds |
Width | 4 Inches |
Part Number | 85475 |
Model | 85475 |
Warranty | 1 Year |
More information #ad
7. NEW SUN
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Weatherproof, 8' FT Long 7 Way Trailer Cord Plug, NEW SUN 7 Way Plug Inline Trailer Cord with 7 Gang Junction Box Trailer Plug Wire Connector
#adNEW SUN #ad - Molded plug is made of a heavy duty material it will not crack or split the first time it comes under pressure. Lid seals water tight. Thickening cable jacket. Heavy duty cord and plug with 7 Gang junction box, 8ft long harness makes install easy, no more cutting and splicing.It won't chafe through after rubbing on the chain or frame for a few hundred miles, provides additional circuit for brakes, battery, Weatherproof and corrosion resistant, or reverse lights.
More information #ad
All the terminals inside are very secure in the box and easy to apply a fair amount of torque without any of them breaking lose. 1 x 7-way trailer plug cord, 4x open grommets, 4x close grommets. Good conductivity copper with solid cord, stronger and rugged. Heavy gauge abs junction box. 7-way blade rv-style trailer connector is insulated and molded to protect terminals and wires.Brand | NEW SUN #ad |
Manufacturer | NEW SUN #ad |
Height | 2.5 Inches |
Length | 6.8 Inches |
Weight | 2.78 Pounds |
Width | 3.6 Inches |
Part Number | TKUP1722K-8 |
Model | TKUP1722K-8 |
More information #ad
8. CARROFIX
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CARROFIX 4 Way Flat to 7 Way RV Blade Trailer Adapter Electrical Connector with Mounting Bracket
#adCARROFIX #ad - Adapter converts your 4-way flat vehicle end plug to a 7 way RV-style trailer connector. Features durable ABS plastic construction, weatherproof and corrosion resistance.More information #ad
Well sealed spring-loaded dust cover protects connector from the elements. Works on most vehicle wiring component like turn signals, brakes and auxiliary power. Easy installation: Comes with mounting bracket and necessary screws+nuts.Brand | CARROFIX #ad |
Manufacturer | CARROFIX #ad |
Part Number | CRF-1427-B |
More information #ad
9. CURT
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CURT 58150 Vehicle-Side 7-Pin RV Blade Trailer Wiring Harness Connector
#adCURT #ad - It can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power. This 7-pin trailer wiring socket comes ready to splice into your existing vehicle wiring. Durable construction.7-pin trailer wiring is commonly used for towing RV travel trailers. This connector makes a great replacement 7-way RV blade connector and is interchangeable with virtually any vehicle-side 7-way RV connector.
More information #ad
Versatile design. Protected. Weather-resistant. This 7-way rv blade socket is equipped with a spring-loaded dust cover that keeps the connection points dry and protected when not in use, ensuring strong, consistent power for miles to come. For long-lasting use and a reliable connection, the housing of this 7-pin trailer wiring socket is made from durable black plastic that will never rust or corrode. This trailer wiring socket comes with concealed wire terminals. This helps protect the splice-in connection points for the wires, rain, keeping them safe from dirt, corrosion and other threats. Reliable connection.
Brand | CURT #ad |
Manufacturer | Curt Manufacturing #ad |
Height | 4 Inches |
Length | 3 Inches |
Weight | 0.25 Pounds |
Width | 4 Inches |
Part Number | 58150 |
Model | 58150 |
Warranty | Limited Lifetime |
More information #ad
10. CURT
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CURT 58140 Trailer-Side 7-Pin RV Blade Wiring Harness Connector
#adCURT #ad - This trailer wiring plug comes with concealed wire terminals. This helps protect the splice-in connection points for the wires, rain, keeping them safe from dirt, corrosion and other threats. Weather-resistant. Reliable connection.It features two hooks on either side of the plug for a better grip when plugging in or unplugging trailer wiring. This 7-pin trailer wiring plug comes ready to splice into your existing trailer wiring. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this trailer plug.
More information #ad
Durable construction. Versatile design. 7-pin trailer wiring is commonly used for towing RV travel trailers. It can be used to connect the taillights, turn signals, reverse lights, brake lights, trailer brakes and auxiliary power. For long-lasting use and a reliable connection, the housing of this 7-pin trailer wiring plug is made from durable black plastic that will never rust or corrode. Easy grip. This connector makes a great replacement 7-way RV blade connector and is interchangeable with virtually any trailer-side 7-way RV connector.
Brand | CURT #ad |
Manufacturer | Curt Manufacturing #ad |
Height | 2 Inches |
Length | 3 Inches |
Weight | 0.15 Pounds |
Width | 3 Inches |
Part Number | 58140 |
Model | 58140 |
Warranty | Manufacturer Warranty |
More information #ad