US - based designer and manufacturer of zero - emission , battery - electric buses , Proterra , has announced a new battery design for the Proterra Catalyst XR hybrid vehicle ( bus ) and added a Proterra EV Simulator to its suite of products . As a result of the upgraded battery , the company says that the vehicle now holds 28 % more energy , at 330 kW , and features a best - in - market lightweight vehicle body . Other performance benefits of the Catalyst XR2 include: Transit agencies interested in assessing route-specific range along with the cost savings, performance and environmental benefits of the updated Catalyst XR, can now receive accurate system-level data with the new Proterra Furthermore , the new EV Simulator provides fleet managers with customised information on electric bus deployment , generating a side - by - side view of Proterra ’s transit solutions with diesel , CNG , and hybrid buses , and highlights the cost savings , performance , and environmental benefits of battery - electric transport .
US - based designer and manufacturer of zero - emission , battery - electric buses , Proterra , has announced a new battery design for the Proterra Catalyst XR hybrid vehicle ( bus ) and added a Proterra EV Simulator to its suite of products . As a result of the upgraded battery , the company says that the vehicle now holds 28 % more energy , at 330 kW , and features a best - in - market lightweight vehicle body . Furthermore , the new EV Simulator provides fleet managers with customised information on electric bus deployment , generating a side - by - side view of Proterra ’s transit solutions with diesel , CNG , and hybrid buses , and highlights the cost savings , performance , and environmental benefits of battery - electric transport .