7-Way Round to 7-Way Blade Adapter

Question

Question:

we have a wireless light bar that goes on our semi that we want to be able to hook up on our trucks also. Will the adapter i have attached in picture work for our application

asked by: Chance G

0

Expert Reply:

Since your light plugs into a 7-way round you'd actually need the opposite adapter than the # F77R. Which for that you'd just need the part # PK12728.

expert reply by: Jameson C

0

Answer 1

The Curt Echo Trailer Brake Controller #C51180 needs to have a 7-way blade connector on both the tow vehicle as well as the trailer. The Custer Trailer Connector Adapter #ADP7R-7B that you found is designed to adapt a vehicle with a 7-way round pin…

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Answer 2

The trailer connector used on most semi-tractors is a 7-pin round which is similar to a 7-way flat used on most RV's but the big difference between them is how the stop and turn signals are wired. The stop and turn signal circuits are separate on…

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Answer 3

What you need is a signal converter like part #RM-732 to combine the taillight circuits on the vehicle/trailer. The input side of this converter would get run to the separate circuits on the trailer/vehicle and the output side of the converter would…

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Answer 4

A 7 pin flat connector is normally European. It will give you the same functions as a 4-way flat. To convert the wiring to make it functional with a 4 way, you will need the Roadmaster Brite-Lite Wiring Converter #RM-732. You can use a circuit tester…

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Answer 5

I show that for a 2007 GMC Sierra 1500 new body style, you will need to use the Roadmaster 4-diode kit, #RM-154. Your truck has a 2 wire system (combined brake and turn circuit) so additional diodes are not needed. There are diagrams on the product…

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Answer 6

Hey Paul, so the ISO 3731 7-way is a 7-way round which we have adapters to go from this to a standard RV style 7-way with the part #ADP7R-7B or if you need the opposite orientation part #47595.

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Answer 7

Roadmaster makes a great and reliable product and the Roadmaster Brite-Lite Wiring Converter #RM-732 is going to be the most reliable 3 to 2 converter that we have available. It features a heavy-duty aluminum heat sink design that effectively…

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Answer 8

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 9

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 10

Since wire color codes are NOT universal, we always recommend wiring by function, rather than wire color. If you look at the Trailer Wiring FAQ article I have linked you to, you can see some diagrams showing the proper way to wire a vehicle and…

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Answer 11

Lance does have a proprietary plug, but many customers see a standard 6-way or 7-way round and notice it doesn't fit their factory 7-way as well. I've attached an article to help if you have one of the 7-way or 6-way round connectors which we…

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Answer 12

It sounds like you are speaking of the wires for the brake magnets. If this is correct, you will need to connect one of the wires to the brake controller output wire on your trailer connector and the other wire will need to be grounded to a clean…

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7-Way Round to 7-Way Blade Adapter

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