Tekonsha T One Connector Free Shipping and Price Match Guarantee Sell Tekonsha 118539 T One Connector Assembly for Jeep Compass,Black in Tekonsha 118300 T One Connector Tekonsha 118449 T One Connector (With Circuit Protected ModuLite Tekonsha 118561 T One Connector Assembly with Upgraded Circuit. T One Connector Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple wiring connectors, to connectors and harness that lets you plug directly into your tow vehicle harness, to adapters that let your 3 wire car turn signals successfully operate your 2 wire trailer lights, we have the electrical solutions for your towing needs.