WE DELIVER ENERGY SYSTEMS

Our solutions are designed to make energy supply and energy management more efficient, secure, and effective – even under challenging conditions. Thus, we support the management of current threat situations and create real value both in active field operations and at the interface with civilian deployments, such as protecting critical infrastructure and in crisis response.

BATTERY TROLLEY SYSTEMS

EcoVolta – 2.3KW
POWERBANK
Universal, compact portable 230V solution for silent, emission-free energy on the go.

EcoVolta – 8.9KW
POWER TROLLEY
Mobile 400 Volt solution for professional applications with high power requirements.

EcoVolta – 15.0KW
POWERSTATION
Scalable professional power supply for high inrush currents and long runtimes or multiple devices.

EcoVolta – 15.0KW
EVOTRACTION
Powerful battery blocks or traction batteries for electric vehicles and machinery

BATTERY CASE SYSTEMS

FlexiBatt – 2.5KW
BATTERY-BLOCK
With 2.5 kWh and a lightweight, compact design, FlexiBatt provides energy for extended field operations.

FlexiBatt – 2.5KW
BATTERY CASE
A modular 48V and 2.5 kWh ruggedized battery system for professional, off-grid use independent of the power grid.

FlexiBatt – 50KW
BATTERY SYSTEM
A UPS and energy storage system with high capacity. The system combines 5 kWh modules. Scalable up to 50 kWh.

GENERATORS - FUEL CELL SYSTEMS

PowerUP
GENERATORS
Mobile hydrogen fuel cell generators for quiet, emission-free power in flexible applications.

PowerUP
POWER SUPPLIES
Integrable fuel cell power supplies for compact, modular hydrogen-based energy systems.

PowerUP
ELECTROLYZER
Decentralized hydrogen production for resilient, independent energy supply on site.

PowerUP
USV SYSTEME
Hydrogen-based UPS power systems for reliable backup power in critical applications.

PowerUP
CONTAINER SYSTEME
Containerized hydrogen power systems, solutions for scalable, resilient energy supply on site.

LET'S TALK AND STAY IN TOUCH

YOUR CONTACT PERSONS

OUR BUSINESS AREAS

Vogt-CTE
Rescue
Business field for products related to rescue and operations

Vogt-CTE
Defense
Business field for products related to defense and security markets

Vogt-CTE
Energy
Business sector for products related to mobile energy supply markets

Vogt-CTE Fire Retardants
Business field for products related to fire protection and firefighting

LANGUAGE SETTINGS

HYDROGEN & FUEL CELL GLOSSARY | KEY TERMS EXPLAINED

Fuel Cells – Application Focus: Backup Power, Industry, Mobility

Letter	Term	Comprehensive Explanation
A	Active Area	The electrochemically active surface within a fuel cell. A larger active area generally enables a higher electrical output. In industrial and backup-power generators, it is optimised for durability and continuous operation, while mobile applications prioritise high power density.
A	Anode	The electrode at which hydrogen is separated into protons and electrons. The electrons flow through the external electrical circuit and provide usable electrical energy, while the protons pass through the electrolyte towards the cathode.
A	Availability	The percentage of time during which a fuel-cell generator is operational and ready to supply power. High availability is particularly important for data centres, industrial facilities and critical infrastructure.
B	Balance of Plant (BoP)	The complete set of auxiliary components required to operate the fuel-cell stack, including air compressors, hydrogen valves, sensors, cooling systems, pumps, humidifiers and control equipment. The BoP strongly influences reliability, maintenance requirements, efficiency and system cost.
B	Backup Power System	A generator system that automatically supplies electrical power when the main grid fails. Fuel-cell backup systems can provide quiet, low-maintenance and locally emission-free operation compared with conventional combustion generators.
C	Carbon Monoxide Tolerance	The ability of a fuel-cell system and its catalyst to tolerate small concentrations of carbon monoxide in the hydrogen supply. It is particularly important when hydrogen is produced through reforming or supplied from industrial processes.
C	Catalyst	A material, commonly platinum or a platinum alloy, that lowers the activation energy required for the electrochemical reactions. Industrial and backup-power systems prioritise catalyst durability, while mobility applications focus strongly on reducing precious-metal content.
C	Cathode	The electrode at which oxygen reacts with protons and electrons to form water. Effective removal of the generated water is essential to prevent flooding and maintain stable long-term operation.
C	Cell Balancing	The process of ensuring that all individual cells within a fuel-cell stack operate under similar electrical, thermal and gas-supply conditions. Balanced operation reduces local stress and helps prevent premature cell degradation or failure.
C	Cold-Start Capability	The ability of a fuel-cell system to start and deliver electrical power at low ambient temperatures. It is especially important for vehicles, mobile generators and backup-power systems installed outdoors.
C	Continuous Operation	An operating mode in which a fuel-cell generator supplies power continuously for many hours, days or longer. It is typical of industrial facilities, data centres, microgrids and other applications requiring sustained energy production.
D	Degradation	The gradual loss of electrical performance caused by ageing of the membrane, catalyst, gas-diffusion layers and other components. Degradation directly affects efficiency, service life, maintenance requirements and life-cycle costs.
E	Efficiency	The ratio between the chemical energy contained in the hydrogen and the usable electrical energy produced by the fuel-cell system. Electrical efficiency depends on the technology, operating point, temperature and auxiliary power consumption.
E	Electrolyte	The material that transports ions between the electrodes while separating the fuel and oxidant gases. In a proton-exchange membrane fuel cell, the electrolyte is a solid polymer membrane that conducts protons and supports rapid load changes.
E	Environmental Benefit	The reduction of local environmental impacts achieved during operation. When fuel cells use pure hydrogen, they produce no local carbon dioxide, particulate matter or nitrogen-oxide emissions and generate significantly less noise than combustion engines.
F	Fault Tolerance	The ability of a system to continue operating when individual components malfunction or when limited deviations occur. Fault tolerance is particularly important in backup-power installations and other safety-critical applications.
F	Fuel-Cell Generator	A complete electrical power-generation system consisting of a fuel-cell stack, balance-of-plant components, power electronics, control equipment and safety systems. It can replace or supplement diesel and gas generators.
F	Fuel-Cell Stack	An assembly of individual fuel cells connected electrically in series to produce a usable voltage. The number and active area of the cells determine the stack’s voltage, power class and intended application.
G	Gas Management	The controlled supply, distribution and regulation of hydrogen and air within a fuel-cell system. Precise gas management is required to maintain suitable pressure, flow, humidity and reactant distribution.
G	Generator Control Unit	The central electronic control system that regulates hydrogen flow, air supply, temperature, electrical output and safety functions. In industrial installations, it is often connected to supervisory control or energy-management systems.
H	High Availability	The ability of a generator system to remain continuously ready for operation with minimal downtime. High availability is achieved through reliable components, monitoring, preventive maintenance and redundant system design.
H	Hybridisation	The combination of a fuel cell with an additional energy-storage device such as a battery or supercapacitor. Hybridisation supports rapid power peaks, improves transient response and allows the fuel cell to operate more steadily and efficiently.
H	Hydrogen Logistics	The complete process of producing, storing, transporting, distributing and refuelling hydrogen. Hydrogen logistics is a key factor in the scalability, operating cost and reliability of industrial, mobile and backup-power applications.
I	Inverter	A power-electronic device that converts the direct current produced by the fuel cell into alternating current with a defined voltage and frequency. Industrial systems may require grid-synchronisation, protection and bidirectional communication functions.
I	Island Operation	The autonomous operation of a power-generation system without a connection to the public electricity grid. Island operation is common in remote industrial sites, mobile applications, construction areas and isolated microgrids.
L	Life-Cycle Costs	The total costs incurred throughout the service life of a fuel-cell system, including purchase, installation, hydrogen consumption, maintenance, repairs, replacement parts and decommissioning.
L	Load-Following Capability	The ability of a fuel-cell system to adjust its electrical output in response to changing power demand. Fast load following is important in mobility, industrial applications and systems with variable electrical loads.
M	Membrane	The central functional component of a proton-exchange membrane fuel cell. It must conduct protons, prevent hydrogen and oxygen from mixing and remain chemically, thermally and mechanically stable throughout its service life.
M	Mobility Application	The use of fuel cells in road vehicles, trains, ships, aircraft support systems or mobile generators. These applications place particular emphasis on low weight, compact dimensions, high power density, rapid response and cold-start performance.
N	Nominal Power	The maximum continuous electrical power that a fuel-cell system can deliver under defined operating conditions. It is a key parameter when sizing backup-power, industrial and mobile systems.
O	Off-Grid Operation	The supply of electrical power without connection to a public electricity network. Typical applications include construction sites, remote communication equipment, island grids and mobile industrial installations.
O	Oxidation Reaction	The electrochemical reaction at the anode in which hydrogen releases electrons and forms protons. The released electrons flow through the external circuit and generate electrical power.
P	Parallel Operation	The coordinated operation of multiple fuel-cell generators to increase total power, improve efficiency at varying loads or provide redundancy. Effective control and electrical synchronisation are required.
P	Partial-Load Optimisation	The design and control of a fuel-cell system for efficient operation below its nominal output. Partial-load optimisation is especially relevant where electrical demand varies substantially over time.
P	Proton Exchange Membrane Fuel Cell (PEMFC)	A low-temperature fuel-cell technology that uses a proton-conducting polymer membrane. PEMFC systems offer high power density, rapid start-up and fast load response, making them suitable for backup power, mobility and distributed generation.
Q	Quality Requirements	The specified requirements for hydrogen purity, pressure, temperature, humidity and contamination levels. These requirements vary according to the fuel-cell technology, catalyst composition and intended application.
R	Redundancy	The duplication of critical components, modules or complete generator units to increase supply security. Redundancy allows the system to continue operating when an individual component fails or requires maintenance.
R	Reforming	The production of hydrogen from hydrocarbons such as natural gas, methanol or biogas through chemical conversion. Reforming remains relevant in some industrial systems but adds complexity, emissions and gas-purification requirements.
R	Reliability	The ability of a fuel-cell system to perform its required function correctly and consistently under defined operating conditions for a specified period. Reliability depends on component quality, system design, operating strategy and maintenance.
S	Safety Concept	The complete set of technical and organisational measures used to control hydrogen-related and electrical hazards. It includes gas detection, ventilation, automatic shutdown, pressure relief, electrical protection and explosion prevention.
S	Stack Cooling	The removal of heat generated by electrochemical reactions and electrical losses within the fuel-cell stack. Effective cooling is essential for stable performance, uniform cell temperatures and long service life.
T	Thermal Management	The control of the operating temperature throughout the fuel-cell system. It prevents membrane dehydration, water accumulation, excessive thermal stress and performance losses while supporting efficient operation.
U	Uninterruptible Power Supply (UPS)	A power system that combines a fuel cell with a battery or another short-term storage device to provide uninterrupted electricity. The battery supplies power immediately, while the fuel cell starts and assumes the longer-duration load.
V	Vibration-Free Operation	The ability to generate electrical power without the strong mechanical vibrations associated with piston engines or rotating combustion machinery. This is beneficial in laboratories, hospitals, telecommunications facilities and sensitive industrial environments.
W	Annual Operating Hours	The total number of hours during a year in which a fuel-cell system operates. Backup-power systems may run only briefly, while industrial generators can accumulate several thousand annual operating hours.
W	Wire-Controlled Power Supply	The use of a fuel cell to supply electrically controlled systems that operate without a direct mechanical connection. The term may apply to electronic steering, braking, control or actuator systems in advanced mobility applications.
W	Working Efficiency Curve	A graph showing the electrical or overall system efficiency at different load levels. It is used to identify efficient operating ranges and optimise system sizing and control strategies.
Y	Yield	The total usable electrical energy generated by a fuel-cell system over a defined operating period or throughout its service life. Yield depends on efficiency, availability, degradation, hydrogen quality and the operating profile.

WE DELIVER INNOVATIVE ENERGY SYSTEMS
At Vogt-CTE, we provide our European trading partners access to unique innovations in the field of energy systems. Our solutions make energy supply and energy management easier, faster, safer, and more energy-efficient – all while consuming fewer resources. The products we represent are highly specialized, field-tested, and create real value: they strengthen resilient, decentralized structures and ensure operation even under demanding conditions. We do not just bring products to market; we deliver progress. Together with our partners, we ensure that these innovations reach where they are needed most: at operators of critical infrastructure, response organizations, and field users.