At IREE [International Railway Equipment Exhibition] 2019, Prag showcased their range of bespoke HVAC Heating Ventilation, & Air Conditioning] Systems including the first ever Driver Cab AC for Mumbai EMUs and the first- ever split-type AC for onboard applications that was designed for retrofitment onto diesel-electric locomotives.

With heat exchanger design and thermal management as a core strength, Prag has introduced several technological breakthroughs in the rail HVAC segment in the past few years including the design, development, and supply of passenger coach HVAC for the prestigious Vande Bharat Express.