The new Interim Tier 4 Rotair D185T4F is the flagship of the Rotair line in the U.S. It is the first portable air compressor ever designed by rental professionals in the U.S. to meet the rigorous demands of the North American rental industry. And if it can withstand tough rental service imagine what it can do for the average owner-operator. Delivering a solid 185 cfm @ 100 psi the versatile Rotair D185T4F provides reliable and efficient air delivery for the user whose application requires the simultaneous operation of two air tools or any other tough assignment. Utilizing a super-efficient EPA Tier 4 Interim Direct-Injected Kubota diesel engine the versatile D185T4F will easily handle and master a large variety of jobs.