A Bengaluru fuel-cell startup developing lower-cost PEM hydrogen systems for backup power, mobility and long-range drones.
UpPeek editorial take
Protonas is designing one air-cooled fuel-cell architecture for three places where batteries and diesel can be limiting: backup, fleets and flight.
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Source: Official product website and Inc42's September 2026 Indian startups coverage ↗. Product details can change; verify them on the official source before purchasing.
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