Roadmaster 790-25 Hy Power Diode 25 PackDiodes are used to tie into the towed vehicles brake light, running light and turn signal wiring, and connect it to the motorhome. Diodes permit electrical current to flow in only one direction - from the motorhome to the towed vehicle - preventing electrical feedback and the damage it can cause to the towed vehicles dashboard electronics. Roadmasters Hy-Power diodes have a heavy-duty, anodized aluminum heat sink, and each diode is protected against the elements. Four-pack required for most vehicles. Includes detailed wiring instructions. This product ships in approximately 1 days
This product is made in US