We're finally able to offer the elusive 50mm x 10mm fans with a 4 pin Molex connector for all of you guys/gals that have been asking for them! These are good ones, too! Evercool quality; low noise/long life. Item Specifications Model: EC5010M12C Size: 50mm x 50mm x 10mm Current: 0.09A Fan Speed: 4500 RPM +/- 15% Air Flow: 9.9 CFM Noise Level: 3