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Costruzioni Energetiche

 

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Technological solutions for the safety and diagnostics of hydrogen systems and energy efficiency.Installation of a LoRaWAN IoT sensor for environmental monitoring in the green energy sector.Advanced security systems integrated with smart technologies for residential, commercial, and industrial buildings

Sustainable Tech for every projects

2026 AW CONSULTING General Contractor | COSTRUZIONI ENERGETICHE @ ALL RIGHT RESERVED

We work with leading partners to deliver Green Solutions that integrate Construction and Technology: Hydrogen Systems, Photovoltaic Plants and advanced Control Systems. 

Technologies designed to enhance Efficiency, Safety and Sustainability.

EFOY Pro 12000 Duo - Generator for high energy demands

2025-11-13 16:57

William A.

HYDROGEN SOLUTIONS, generatore-a-celle-a-combustibile--alimentazione-off-grid--energia-per-cantieri--backup-energetico-e, fuel-cell-generator--off-grid-power-supply--construction-site-energy--energy-backup-systems--methano,

EFOY Pro 12000 Duo: a 500-watt fuel cell for off-grid and emergency power supply—automatic, quiet, and maintenance-free.

EFOY Pro 12000 Duo: 500 W fuel cell for off-grid and emergency power supply, automatic, quiet and maintenance-free.

EFOY Pro 12000 Duo

100% reliable off-grid power

 

The EFOY Pro 12000 Duo is the 500 W fuel cell, designed to ensure fully reliable off-grid power supply and to provide emergency energy in any situation.
When needed, the cell automatically recharges the battery and then shuts itself off, without requiring maintenance or any user intervention.

 

Its compact design allows installation in a 19-inch control cabinet.
With power up to 500 W, EFOY Pro 12000 Duo is ideal for applications that require higher energy capacity, such as backup power for wind and telecom systems, off-grid systems for traffic monitoring and environmental sensors, as well as for use on board special vehicles.

 

 

5 kW hydrogen fuel cell-based off-grid power system: clean, continuous power generation thanks to air cooling

EFOY Pro 12000 Duo is designed to ensure maximum energy autonomy on construction sites and in building applications, with no need for manual intervention to replace the fuel.


The system integrates two connectors for 28-liter canisters, allowing the connection of 2 or up to 4 canisters with the optional DuoCartSwitch, ensuring continuous and reliable power even during prolonged work or in areas without an electrical grid.

 

Perfect for keeping batteries of surveillance systems, road signage, site containers, environmental or structural monitoring systems operational, as well as supporting wind generators or photovoltaic systems in critical weather conditions.

  • Automatic and silent operation
  • No maintenance required
  • Lightweight and compact structure
  • Compatible with 12/24 V batteries
  • Ideal as backup for solar or hybrid systems
  • Warranty: 4,500 operating hours or 24 months.

Technical Specifications

 

Output power500 W
Rated voltage24 V DC / 48 V DC
Charging current20.83 A / 10.42 A
Recommended battery capacity24 V: 200 to 875 Ah
48 V: 100 bis 450 Ah
Weight32.0 kg (70.6 lbs)
Warranty24 months / 3,000 operating hours
Connectable cartridges (with DCS1)2 (4)
Cartridge connector length 73 cm / 28.7 in
Switching threshold for automatic battery charging at 12 V / 24 V / 48 V4On: -- V / 24.4 V / 48.8 V
Off: -- V / 28.4 V / 57.6 V
Required starting voltage at 12 V / 24 V / 48 V-- / 20 V / 36 V
Maximum battery voltage at 12 / 24 V / 48 V-- / 31 V / 62 V
Noise level (at 1 m / 7 m distance)62 dB(A) / 45 dB(A)
Rated consumption0.9 l/kWh
Standby current draw at 12 V75 mA (at 24 V)
Operating temperature-20 °C to +50 °C / -4 °F to +122 °F
Operating temperature 6+3 °C to +50 °C / +37.4 °F to +122 °F
Storage temperature+1 °C to +50 °C / +34 °F to +122 °F
Altitudeup to 4,000 m / 13,123 ft
Dimensions D x W x H640 x 441 x 310 mm / 25.2 x 17.3 x 12.2 in (7HE)
International Protection (IP-Class)IP 20
Tilt along the roll axisPermanent: max. 10°; temporary (<10 min): max. 45°
Tilt along the lateral axisPermanent: max. 10°; temporary (<10 min): max. 45°
Communication protocolsMODBUS RTU; Clear text protocol (SIO commands)
User interfaceAt the unit with text display or via external operating panel OP2
Data interfaceRS232 RJ-45 plug
2x RS485 RJ-45 plug
I/O terminals (A, B, GND)
Electrical interfacePower: +/- terminals: min. 10 mm²
Sense: +/- terminals: min. 2 mm²
Ground: Terminal: min. 2 mm²

 

 

Contact us to receive a quote or for more details on the available products.