Product Description 3-Way Toggle Switch, ON-OFF-ON, DPDT A true DPDT “3-way Toggle Switch”.  ON-OFF-ON, Single Pole Single Throw. This switch mounts in an industry standard – easy to drill – 1/2″ hole.  It comes with a decorative knurl nut, and a backing nut to adjust for panel thickness.  It has two terminals, one input and one output.  Both are 0.250″ Quick Disconnects. Can be wired to correctly control your boat’s Navigation and Anchor lights, or a Manual and Auto bilge pump. This is a Genuine Carling Technologies Toggle Switch. Toggle Tech Specs: Sealed waterproof (from front of panel) Double Pole, Double Throw (DPDT) (6) 0.250″ Terminals Voltage Rating: up to 250Vac (great for 12Vdc too) Current Rating: 15A @ 12vDC, 15A @ 125Vac, 10A @ 250Vac Reverse Panel Size: 1.12″ x 0.63″ Nickel Plated Brass Toggle Accessories: Seal the panel hole with: a Toggle Switch Boot Protect the branch circuit with: a Thermal Circuit Breaker This marine toggle switch can be adjusted to accommodate mounting in panels up to 0.35″ thick with the included backing nut. Like all of our components we can also design a complete custom switch panel assembly using our marine toggle switches.