AEROSPACE & DEFENSE
When readiness and reliability are paramount, EnerSys® batteries are hard at work in the world's most critical and demanding applications. High performance, low maintenance and long life are the hallmarks of EnerSys products. Power ready to meet the challenge wherever and whenever the mission requires.
WHY ENERSYS?
In the air, on land, in space or at sea, the world’s military can rise to meet whatever challenges may come—in times of war, to shield friendly nations from enemy threats and in the overall protection of universal human rights. EnerSys® products and solutions provide a distinct power advantage in today’s sophisticated mission-critical applications where failure is simply not an option.
COMMERCIAL AIRCRAFT
The aviation batteries of EnerSys are used as reliable power sources onboard aircraft.
COMMERCIAL AIRCRAFT
The aviation batteries of EnerSys are used as reliable power sources onboard aircraft.
SPACE
Mission-critical power solutions to ensure the success of every space flight mission.
SPACE
Mission-critical power solutions to ensure the success of every space flight mission.
MILITARY AIRCRAFT
From Increased power demands to aerobatic operation, pilots can rely on EnerSys® batteries designed specifically for the immense and varied power requirements of aircraft and helicopters.
MILITARY AIRCRAFT
From Increased power demands to aerobatic operation, pilots can rely on EnerSys® batteries designed specifically for the immense and varied power requirements of aircraft and helicopters.
MILITARY VEHICLES
Moving into position, in action or maintaining silent watch, EnerSys® batteries play a critical role in providing today’s military a superior tactical competitive advantage for combat readiness.
MILITARY VEHICLES
Moving into position, in action or maintaining silent watch, EnerSys® batteries play a critical role in providing today’s military a superior tactical competitive advantage for combat readiness.
MISSILES & WEAPONS
Missiles and smart weapons demand precision and control—always requiring reliable power and performance. EnerSys® battery solutions allow each mission to reach every target.
MISSILES & WEAPONS
Missiles and smart weapons demand precision and control—always requiring reliable power and performance. EnerSys® battery solutions allow each mission to reach every target.
SUBMARINES & UNDERWATER VEHICLES
Propelling and powering vessels with advanced technology designed to meet and exceed naval safety requirements—we proudly power that silent service.
SUBMARINES & UNDERWATER VEHICLES
Propelling and powering vessels with advanced technology designed to meet and exceed naval safety requirements—we proudly power that silent service.
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COMPANY NEWS
6 June 2025
EnerSys Announces Participation in Wells Fargo Industrials & Materials Conference on June 11, 2025
30 May 2025
EnerSys Celebrates Expansion of Sumter Facility with Ribbon Cutting Event
30 May 2025
EnerSys Wins DCS Awards – Showing Impact Across Data Center Industry
21 May 2025