Birtcher authorized stocking distributor online e store is open 24/7! Birtcher, the home of the original Wedge-Lok®, designs and manufactures COTS, rugged printed circuit board card guides and conduction cooled frames designed for circuit boards requiring cooling in severe environments, such as VME, CompactPCI®, PMC applications and extractors in non-benign - airborne, ship borne, medical, mobile communications and rugged land transportation - environments. Peerless is an authorized stocking distributor for Birtcher. Don’t see what you are looking for? Please call us!