This iteration found success, pushed through enemy forces and broke down supply lines. Although the power armor lacked built in weapons, these variants provided the benefit of being able to carry ordinance otherwise too heavy for infantrymen. In 2076, a new prototype was developed and sent to bolster existing efforts.
This wave of power armor utilization was not effective, became bogged down on the mainland, and served as a net drain on the war effort.
The power armor was deployed to China in 2074 alongside American infantry and mechanized divisions. The T-45 series of power armor was built by defense contractor West-Tek and served as the first power armor variant ever utilized by the U.S.