Reliable conductivity
The pure copper inner core ensures reliable electrical conductivity and consistent signal transfer for dependable trailer lighting.
- Free shipping
- 14-day easy returns
- Secure checkout
- Quality guaranteed
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Why customers love it
Effortless towing connections, reliable every mile
This plug-and-play adapter converts your vehicle's 4-pin flat socket to a 7-way round blade connector, making trailer hookups quick and dependable without complicated rewiring.
- Plug-and-play design converts 4-pin flat to 7-way round blade for quick connection
- Pure copper inner core ensures reliable electrical conductivity and consistent signal transfer
- Durable PVC casing resists wear, corrosion, and moisture for long-lasting performance
- Spring-loaded protective cover keeps the connector dust-proof and safe when not in use
- Includes mounting bracket, screws, and nuts for simple, secure installation
- Compatible with trailers, semi-trailers, and RVs that do not require electric brakes
Why you'll love this adapter
Built to last
The durable PVC casing resists wear, corrosion, and moisture, providing long-lasting performance in tough conditions.
Protected when idle
The spring-loaded protective cover keeps the connector dust-proof and safe when not in use, extending its lifespan.
Easy installation
Includes a mounting bracket, screws, and nuts for simple, secure installation on your vehicle.
Setup
Simple setup in three steps
No electrician, no wiring, no fuss.
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Connect the adapter
Plug the 4-pin flat end into your vehicle's socket and the 7-way round blade end into your trailer's connector.
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Mount the bracket
Use the included mounting bracket, screws, and nuts to secure the adapter in place.
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Ready to tow
Your trailer's lighting system is connected and ready for the road.
Specs
The details that matter
Built to last outdoors, season after season.
- Connector Type
- 4-pin flat to 7-way round blade
- Voltage
- 6 - 24V
- Material
- Pure copper inner core, PVC casing
- Includes
- Mounting bracket, screws, nuts, waterproof cover
Comparison
Why choose this adapter
Not all products in this category are built the same.
Feature
SmartPicksDrive
Typical alternative
Electrical Conductivity
Pure copper inner core for reliable signal transfer
Standard metal cores that may corrode over time
Casing Durability
PVC casing resists wear, corrosion, and moisture
Basic plastic that can crack or degrade
Connector Protection
Spring-loaded cover keeps connector dust-proof and safe
No protective cover, leaving connector exposed
Installation
Includes mounting bracket, screws, and nuts
May require separate hardware or custom mounting
Our worry-free shopping promise
If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.
Frequently asked questions
Everything you might want to know before you order.
What types of vehicles is this adapter compatible with?
This adapter is compatible with trailers, semi-trailers, and RVs that do not require electric brakes.
What is included in the package for installation?
The package includes a mounting bracket, screws, and nuts for simple, secure installation.
How does the protective cover benefit the connector?
The spring-loaded protective cover keeps the connector dust-proof and safe when not in use, preventing damage and extending its lifespan.
What materials are used in this adapter?
The adapter features a pure copper inner core for reliable electrical conductivity and a durable PVC casing that resists wear, corrosion, and moisture.
What voltage range does this adapter support?
This adapter supports a voltage range of 6 to 24V, making it suitable for various towing applications.
Shipping & returns
Shipping
- Delivers to Tyskland (based on your selected country/region).
- Estimated delivery: 3–15 business days after dispatch.
- Shipping cost: Free.
Returns
You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.