Availability of 7-Way Blade to 7-Way Round Connector
Updated 10/22/2025 | Published 09/17/2025
Question:
Is the such a thing? I need one: converter/adapter with a female 7- blade type RV standard electrical plug at one end and a male 7-blade type SAE/traditional cargo trailer plug at the other end, for lights and brakes
asked by: Randy
0
Expert Reply:
Hey Randy, yes I believe we have just what you need with the Custer Trailer Connector Adapter # ADP7R-7B. This has a standard 7-way blade female connector on one end and on the other a 7-way round male connector.
expert reply by:
Jameson C
0
Product Page this Question was Asked From
Custer Trailer Connector Adapter - 7-Way Round to 7-Way Blade
- Custom Fit Vehicle Wiring
- Wiring Adapters
- Universal Fit
- 7 Round to 7 Blade
- Plug and Lead
- Custer
more information >
Continue Researching
- Article: Wiring Trailer Lights with a 7-Way Plug (It's Easier Than You Think)
- Article: Brake Controller 7- and 4-Way Installation Kit (ETBC7)
- Q&A: Curt Echo Trailer Brake Controller With 7-Way Round Pin Trailer Connection
- Q&A: What Surge Coupler is on Military M1102 MCC Trailer
- Q&A: How to Adapt a 7-Way Round Connector to a 7-Way Flat
- Q&A: Replacing 6-Way on Trailer With 7-Way Connector
- Q&A: Is 14 Gauge Wire Too Small for Electric Trailer Brakes
- Q&A: How to Make an Adapter to Go from Semi Truck 7-Way Round to RV Style 7-Way Blade on Trailer
- Q&A: Replacement Hub Needed for Lippert 122093 Hub on 5,200 lbs Axle
- Article: Trailer Wiring Diagrams
- Article: Most Popular Wheel Bearings
- Article: 5 Things to Know About Weight Distribution Hitches
- Article: How to Measure for Trailer Hitch Drop
- Article: Brake Controller Installation: Starting from Scratch
Jameson C.
10/22/2025
Hey Randy, did the Custer trailer connector adapter end up working for your lights and brakes? Knowing how it performed could help others trying to match the same plug types.