This document provides specifications for the 40x10 DC fan model 04000B0039M from JMC Products. The fan has a speed of 7000 +/- 10% RPM at 12VDC, moves 31.3 CFM of air in free flow, and has a static pressure of 0.16 inches of water. It is 40mm in diameter, 10.5mm thick, operates between 10-70 degrees Celsius, and has a noise level under 28dBA at 1 meter. JMC Products is a thermal solutions company headquartered in Austin, Texas that manufactures fans and provides customer support.