Have you ever thought about powering your compressor from the trailer hitch plug? We have! Make inflation more convenient with our automotive-grade 7-way power connector. This part uses an SAE plug to connect to your VIAIR compressor's power cord, making it a versatile tool. If you have a battery clamp power cord, check out the SAE Conversion Kit. Pat. Pending Be sure to check your auxiliary power circuit rating to make sure it supports the max amp draw of the compressor you're using.