If you are looking brand new Vanner relays, switches, and solenoids, you've come to the right place. Founded in 1977, Vanner is a market leader in the commercial transportation industry, and continually strives to deliver engineering excellence in terms of power transformation and conversion. At Robert's and Son, we have been in the business for more than four decades. That's why we have the capability to carry products that come with a variety of functionalities, including increase alternator (idle) output by increasing engine RPMs and more. When you shop at Robert's and Son, you can complete peace of mind as highly reliable and durable Vanner products are available in our inventory.