As of 2023, Malaysia has a MS 1525:2019 Building Energy Index standard of 135 kWh/m2/year.
BEI for all stations and depot ranges between 97 to 174 kWh/m2/year 6 stations and depot are consuming less than 135 kWh/m2/year which is considered efficient in the energy index.
A total of approx. 4.3 million cars displaced from the road
A total of approx. 6,104 tonne of CO2e emission avoided (combination of mode shift, congestion relief, and land use)
A approx. 32.37g CO2e emission (per KM per passenger) when using the KLIA Ekspres as compared to approx. 172gCO2e CO2 emission (per KM per passenger) when using private cars
For 1 passenger who travelled from KL City Centre to KLIA T1 & T2 by ERL Services, it emits only 1.88kgCO2e compared to 9.98kgCO2e by car.
In 2025, ERL has taken out an equivalent of 6.2 million cars off the road.
