H55 Delivers Certification-Grade Propulsion Battery Modules to Pratt & Whitney Canada, Supporting Demonstration of Hybrid-Electric Aircraft TechnologyContributed by: Business WireLogoImagesH55 Adagio Battery Modules in Pratt & Whitney Canada Hangar ©RTXTagsHardwareAlternative EnergyAerospaceEnergyManufacturingTechnologyTransportationBatteriesTravelOther TransportAirTransportOther TechnologyOther ManufacturingEngineeringProduction and Delivery of plane batteries