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This trailer wiring junction box provides a fast, easy way to connect your trailer's wiring to either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.

Protect your electrical connections with this specialized formula that combats corrosion from water damage. Electrical Contact Grease comes in a 2 oz. tube.

This bracket provides a sturdy place to attach your electrical connector mounting bracket (sold separately). Designed for use with 4-way, 5-way, and 6-way connector brackets. Included hose clamp secures bracket to your trailer hitch.

Color coded terminals in the ABS box provides a fast, easy way to connect the wires from the trailer connector to the wiring for either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.

This universal, right-angle bracket is designed for mounting the Pollak 7- and 9-pole trailer connectors to your towing vehicle. Black, zinc-plated bracket mounts under rear bumper of truck or SUV. Mounting hardware included.

Circuit tester plugs into your 4-way flat trailer wiring harness and identifies lighting problems. Labeled LED lights illuminate to show which functions are working properly.

Bracket for 4-way flat trailer connector mounts to your trailer hitch or vehicle bumper and provides a sturdy, fixed location to easily connect your trailer wiring.

This Spectro trailer wiring junction box provides a fast, easy way to connect the wires from the trailer connector to the wiring for either a 6-way or 7-way connector. Makes replacing your trailer's connector simple.

Safeguard your trailer wire connectors against moisture, dust, and corrosion with this plug protector. Secures to trailer to protect harness from impact and abrasion. Fits 7-way round connections. Hardware not included.

This circuit tester plugs into the 7-way connector on your RV. LED lights indicate which functions (brake, turn, tail, stop, reverse and 12V) are properly working.

This blue butt connector joins two lengths of 16-14 gauge wire. Insulated with heat-shrinkable nylon for adjustability and durability.

Replaces the mounting bracket for your Hopkins 7- and 4- pole trailer connector socket (HM40975 or HM40975-11998).

This kit includes the 2 small blue relays and 1 large brown relay that are required to complete the circuits for your Nissan's non-factory-installed tow package.

This junction box provides a quick and easy way for you to connect the trailer plug to the trailer wiring. The box also makes your trailer connector simple to replace.

This yellow butt connector joins two lengths of 12-10 gauge wire. Insulated with heat-shrinkable nylon for adjustability and durability.

This blue butt connector joins two lengths of 16-14 gauge wire. Insulated with heat-shrinkable nylon for adjustability and durability.

This Brophy electrical tester works for both 4- and 5- way flat trailer wiring harnesses.

This yellow butt connector joins two lengths of 12-10 gauge wire. Insulated with heat-shrinkable nylon for adjustability and durability.

This tester helps you to quickly identify problems in your trailer wiring. It tests the left turn, right turn, tail/marker, brake and backup circuits to indicate the level of current in each circuit. It also tests the voltage of the trailer battery.

Single on/off switch for controlling lights and other applications powered by your battery. SPST, 16 amps at 125V AC, 3/4 hp at 125V - 250V AC, 12 amps at 250V AC, 10 amps at 14V DC. Fits cutouts measuring 1-1/8" tall x 9/16" wide.