OPT7 7 Pin & 4 Pin Circuit Tester Adapter w/ 6 LED Indicators, 7 Way Blade to 4 Way Flat Trailer Connector w/Secure Tab for Pickup Truck Trailer Tow Hitch, 5.3" Long x 2.36" Diameter

OPT7 7 Pin & 4 Pin Circuit Tester Adapter w/ 6 LED Indicators, 7 Way Blade to 4 Way Flat Trailer Connector w/Secure Tab for Pickup Truck Trailer Tow Hitch, 5.3" Long x 2.36" Diameter

7 to 4 Pin Adapter
$20.93
Sale price  $20.93 Regular price  $20.93
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OPT7 7 Pin & 4 Pin Circuit Tester Adapter w/ 6 LED Indicators, 7 Way Blade to 4 Way Flat Trailer Connector w/Secure Tab for Pickup Truck Trailer Tow Hitch, 5.3" Long x 2.36" Diameter

OPT7 7 Pin & 4 Pin Circuit Tester Adapter w/ 6 LED Indicators, 7 Way Blade to 4 Way Flat Trailer Connector w/Secure Tab for Pickup Truck Trailer Tow Hitch, 5.3" Long x 2.36" Diameter

$20.93
Sale price  $20.93 Regular price  $20.93
Size
7 Pin to 4 Pin with Tester LED
7 Pin to 4 Pin with Tester LED
7 to 4 Pin with Tester LED

7 Pin Adapter Series

7 to 4 Pin Adapter

7 to 4 Pin Adapter+Tester

7 to 4&5 Pin Adapter

7 Pin Trailer Plug

7 & 4 Pin Circuit Tester

Customer Reviews
4.6 out of 5 stars 4,787
4.5 out of 5 stars 233
4.4 out of 5 stars 59
4.4 out of 5 stars 19
4.4 out of 5 stars 107
Price
$14.99 $18.99 $7.99 $17.97
Feature
7 to 4 Pin Adapter 7 to 4 Pin Adapter+Tester 7 to 4&5 Pin Adapter 7 Pin Trailer Plug 7 & 4 Pin Circuit Tester
Installation
Plug & Play Plug & Play Plug & Play Plug & Play Plug & Play
Material
Heavy Duty Plastic Heavy Duty Plastic Heavy Duty Plastic Heavy Duty Plastic Heavy Duty Plastic
Weatherproof
Wide usage
  • [IMPORTANT NOTE] ⚠️Tester may appear upside down on some 2017+ Newer F150/Chevy/GMC models. Not compatible with LED lighting systems or vehicles with lamp-out sensors, such as BMW, VW, Audi, Mercedes-Benz, Porsche etc.
  • [QUICK AND EASY TESTING] Simplifies testing of trailer circuits for 7-Pin and 4-Pin connectors. Tests brake lights, reverse lights, turn signals, electric trailer brakes, and 12V auxiliary power.
  • [6 LIGHT FUNCTIONS] Each function has a dedicated LED indicator for easy troubleshooting. Labels: LT= Left Turn/Stop, RT= Right Turn/Stop, TM= Tail Lights, BK= Electric Brakes, BU= Backup/Reverse, 12V= Auxiliary Power.
  • [2-IN-1 DESIGN] Combines a 4-way circuit tester and 7-way trailer light tester, while also converting 7-pin output for connecting 4-way trailer plugs, suitable for most trucks.
  • [WARRANTY] Fully covered by our free 30-day warranty, offered only by OPT7.

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