Boat Trailer Wiring Circuit Testers

8 Items
 
Sale-a-palooza BIG Savings!
4-Pole Flat Lead Tester
    Three LEDs illuminate to tell you if the four pole flat trailer connector on your tow vehicle is wired properly and functioning correctly.
    List price: $7.99
    Only $5.79
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    Seasense EZ Trouble Shooter 4-Way Circuit Tester
      Plug tester into vehicle's 4-way flat towing plug. Operate vehicles turn signals, lights and brakes. When power is present, that circuit's green …
      List price: $3.19
      Only $2.49
      (2)
      In stock
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      Wesbar Circuit Testers
        Plug these testers into any car connector and you will have an instant test of running light circuits. Features LED display to show completed circuit …
        List price: $15.06
        Starting at $11.65
        In stock
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        7-Way Blade to 4 or 5 Flat with LED Circuit Tester - Cequent Trailer Products - Wesbar
          Easily adapt OEM 7-way blade connector to either 5-flat or a 4-flat connector, patent pending. Instantly checks electrical circuit for connectivity. …
          List price: $20.86
          Only $15.01
          In stock
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          Seachoice Circuit Tester
            Features:Used to locate grounds, open circuits and shortsCan be used with 6 or 12 volt systems8" long wire with alligator clips.
            List price: $9.45
            Your price:
            $7.83
            In stock
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            18IN TRAILER CONNECTOR WUNSIDE - Wesbar
              Conforms to all applicable SAE NMMA and TMA standards. Has 5' blue wire (auxiliary circuit) & a 4' white wire (ground).
              List price: $7.98
              Your price:
              $6.78
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                Tester plugs into connector of tow vehicle and illuminates when the electrical connections are correct. Tests to SAE standards on flat 4-way …
                List price: $5.79
                Your price:
                $4.36
                In stock
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                  For all 4 pole flat boat trailer plugs. Tests tail, stop/turn and ground connection.
                  List price: $12.19
                  Your price:
                  $9.68
                  In stock
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                  8 Items
                   
                  Sensible Savings Up to 15% Off!
                  Seasense
                   
                  Extra 10% Off Engine Parts!
                  Sierra
                   
                  Wesbar
                   
                  Anderson Marine
                  Seachoice
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                  EZ Trouble Shooter 4-Way Circuit Tester - Sea …
                  Only $2.49
                  Save:$0.70 (15% Off)
                  EZ Trouble Shooter 4-Way Circuit Tester - Sea …
                  Sale-a-palooza BIG Savings!
                   
                  4 Pole Flat Lead Tester - Sierra
                  Only $5.79
                  Save:$2.20 (25% Off)
                  4 Pole Flat Lead Tester - Sierra
                  Sale-a-palooza BIG Savings!
                   
                  Circuit Tester, 6 & 12 Volt - Seachoice
                  Only $7.83
                  Save:$1.62 (17% Off)
                  Circuit Tester, 6 & 12 Volt - Seachoice
                   
                  7-Way Blade to 4 or 5 Flat with LED Circuit T …
                  Only $15.01
                  Save:$5.85 (19% Off)
                  7-Way Blade to 4 or 5 Flat with LED Circuit T …
                  Sale-a-palooza BIG Savings!
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