# Sion Power Advances Drone Batteries

Sion Power says its U.S.-manufactured lithium-metal batteries could extend flight endurance and increase payload capacity for heavier Group 1 and Group 2 unmanned aircraft. The reported flight-test results, safety testing, and planned manufacturing scale-up may inform future military evaluations and integration planning, but the signal identifies no solicitation, contract award, or funded procurement.

- Government evaluators and contractors can assess the reported performance and safety evidence when considering battery options for small unmanned aircraft; the signal does not establish a procurement requirement or validated operational capability.
- Increased endurance and payload capacity could affect mission planning and platform design if the technology performs as reported, particularly for heavier Group 1 and Group 2 aircraft.
- Sion Power’s planned manufacturing scale-up is relevant to potential supply planning, but no production capacity, delivery schedule, or government purchase commitment is specified.

**Jurisdictions:** federal
**Industries:** Defense & Military
**Published:** October 09, 2026

### Government Entities
- U.S. military

### Vendors
- Sion Power (Battery technology developer)
- Freefly ()

### Key Quotes
> Every formation we have today is underpowered.
> — Brig. Gen. Troy Denomy, Program Acquisition Executive for Maneuver

### Sources
- [A leap in drone range and payloads come from a battery with different chemistry - Breaking Defense](https://breakingdefense.com/2026/10/a-leap-in-drone-range-and-payloads-come-from-a-battery-with-different-chemistry) - Breaking Defense