
H55 Delivers Certification-Grade Propulsion Battery Modules to Pratt & Whitney Canada for Hybrid-Electric Flight Demonstrator Program
Swiss battery technology company H55 has delivered certification-grade propulsion battery modules to Pratt & Whitney Canada in support of the RTX Hybrid-Electric Flight Demonstrator program. The milestone marks H55's transition from technology development to industrial-scale production, with the company having logged over 2,000 flight hours across multiple aviation programs with zero battery-related incidents.
Source: eVTOL Insights








