Normally used with a trailer where limited functionality (taillights, brake lights) is needed.

Product Features:

• Ideal for boat trailers, or RVs towing a car on a flatbed trailer.
• Diecast metal housing.
• Screw terminals accept up to 12AWG wire.
• Replaceable interior.
• Brass split-pin contacts are aligned to assure proper contact and minimal voltage drop.
• Spring-loaded socket door, Plug locks securely into the opening.
• Wiring codes are identified on the insulator.
• Two mounting holes on the flange 17/64" (6.7mm) diameter, 2 15/16" (74.6mm) on centers.
• Mount through 1 3/8" (34.9mm) diameter hole.
• Same as 1258, but with special housing that protects terminals from roadsplash. See also Automotive Connectors' such as 12400 and 12401