The Department of Defense, through the Defense Logistics Agency (DLA Troop Support), is seeking quotes for the procurement of environmental control units, specifically NSN 4120015519191, under a total small business set-aside. The requirement includes a quantity of six units to be delivered to DLA Distribution Red River within 283 days after order placement. These environmental control units are critical for maintaining optimal temperature conditions in various military applications. Interested vendors are encouraged to submit their quotes electronically, as hard copies of the solicitation will not be provided, and all inquiries should be directed to the buyer via email at DibbsBSM@dla.mil.