Krefeld Orders 19 Solaris Hydrogen Buses as Germany Doubles Down on Fuel-Cell Transit Brand Solaris Solaris Bus & Coach has secured a new German hydrogen bus order from SWK Mobil Krefeld: 19 Solaris hydrogen buses, split between 9 Urbino 12 hydrogen buses and 10 Urbino 18 hydrogen... By EV Stories, 30 April, 2026