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Gruppo Impianti Ristrutturazioni

Un brand di Gruppo Italia Retail


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Info & Contacts

Where We Are

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info@gruppoimpiantiristrutturazioni.it | +39 06 76062085

Via Piero Gobetti 4/6, 00034 Colleferro (Rome), Italy

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Gruppo Impianti Ristrutturazioni @ All Right Reserved 2025

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SERVICE DETAILS

INNOVATIVE TECHNOLOGIES

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Beyond the Standard Market: The Excellence of Energy Engineering

As an energy-efficiency partner, we offer the integrated ecosystem by Expofin, a pioneering company in the development of ultra-high energy-yield patents:

 

Next-Generation Storage (Graphene Supercapacitors and Solid Power): We overcome the traditional limits of commercial lithium with advanced fast-charging storage systems and extremely low degradation. Solutions designed to ensure over 15,000-20,000 operating cycles and steady efficiency for decades, ensuring maximum thermal safety and high autonomy.

 

Parabolic Solar Concentration (EOS TH): We harness high-concentration solar thermal energy with Solar Keymark certified technologies. A patented solar-tracking (parabolic) system able to capture and concentrate thermal energy up to 144 times compared to traditional panels, ideal for high-consumption users and industrial/civil complexes.

 

Smart Management and IoT Monitoring (Logbot Platform): Proprietary and "cascade" control systems capable of optimizing in real time the flows of energy production, storage and consumption, eliminating every form of waste and promoting self-consumption.

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Expofin Graphene Energy Storage

Expofin Energy Storage with graphene marks a breakthrough in electric energy storage, overcoming the limits of traditional lithium batteries. This innovative technology, offered by Expofin E.S.Co., uses graphene supercapacitors, providing highly efficient and flexible energy management.

 

Thanks to the Expofin system, energy produced by photovoltaic plants can be stored and used also at night or when there is no sun, ensuring superior performance and immediate availability when needed. This approach not only improves energy efficiency, but contributes also to a transition toward more sustainable and innovative energy sources.

 

Choosing Expofin Energy Storage/Expof in Solid Power means investing in a cutting-edge and money-saving energy future.

 

 

CONNECTED | POWERFUL | ECONOMICALCOMPACT 

 

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Expofin Solid Power 10 kWh - All in One

Expofin Solid Power: 

the future of Storage beyond Lithium

Expofin Solid Power technology represents a revolution in energy storage, overcoming the limits of traditional lithium batteries.

Based on solid-state supercapacitors, it uses non-flammable solid oxide crystals and advanced polymer materials as electrolyte, fully eliminating the flammable liquids found in lithium batteries.

Expofin Solid Power is the ideal choice for those seeking high performance, reliability and sustainability.

 

ADVANTAGES OVER LITHIUM BATTERIES:

MAXIMUM SAFETY: no risk of explosion or fire, even in case of impacts, overload or short circuit.
ULTRA-FAST CHARGINGmuch shorter charging times.
MUCH LONGER LIFE CYCLES: longer lifespan with no loss of capacity over time.

ZERO LEAKAGE: no loss of ions or electrolyte.
MORE SUSTAINABLE: safer materials with less environmental impact.

STORAGE: 10 kWh

CAPACITY: 200 Ah

NOMINAL VOLTAGE: 51.2 V/DC

PROTECTION: IP20

LIFETIME: service life 15/20 years - 15,000 cycles (70%)

PARALLEL CONNECTIONS: max. no. 10 pcs.

WEIGHT: 108 kg

DIMENSIONS: 650 x 970 x 155 mm

OPERATIONAL PLUS: high safety, reliability, remote monitoring via Bluetooth, suitable for indoor environments, possibility to expand the system

COMMUNICATION CABLE: CAN, RS485

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Expofin Solid Power HV

High-voltage solid-state battery

The innovative Expofin Solid Power technology is a modular, high-voltage three-phase graphene solid-state energy storage system that makes it possible to overcome lithium barriers, reduce dependence on the power grid, and optimize self-consumption of clean, renewable energy.

 

Energy storage system suitable for:

 

Homes, hospitals, schools, offices, SMEs and industries Solar/wind system

Energy backup in case of grid outage

 

Operational advantages: 

electrostatic and non-electrolytic reaction / compact high-power design / long service life / steady efficiency over time / stable performance even at extreme temperatures / non-flammable / disposal via WEEE code / IoT monitoring Expofin App

STORED ENERGY10,24 kWh15,36 kWh 20,48 kWh25,6 kWh30,72 kWh

 

No. OF MODULES IN SERIES

 

2

 

3

 

4

 

5

 

6

 

HIGH VOLTAGE

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Expofin Solid Power HV 261 kWh

STORAGE: 261 kWh

CAPACITY: 314 Ah (cell capacity)

NOMINAL VOLTAGE: 832 V

PROTECTION: IP54

LIFETIME: LIFE CYCLE 20 YEARS /15,000 CYCLES (70 %)

PARALLEL CONNECTIONS: single string

WEIGHT: about 2,600 kg

DIMENSIONS: 1100 x 1445 x 2350 mm

OPERATIONAL ADVANTAGES: maximum safety, ultra-fast charging, high efficiency, smart liquid cooling for stable performance even in extreme environments, integrated managementIoT monitoring, fire-fighting system, non-toxic, recyclable

COMMUNICATION CABLE: Ethernet cable, RS485

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Dual-Axis Parabolic Solar Concentrator 10/14 Mirrors

Created as a sound solution to pollution issues, thanks to its solar-tracking system using a mirrored dish, it converts 91% of the sun’s energy into thermal energy.

 

World Record Efficiency at 91%

Today, the EOS TH parabolic solar concentrator, thanks to its technical features and performance, outperforms all traditional solar-thermal production systems on the following points:

 

it has no performance degradation, while traditional systems have a lifespan ranging between 6 and 11 years with gradual decline up to exhaustion;

thanks   to   its   tracking   system   it   produces   at   maximum   power   already   from   the first   rays   of   sun   always   maintaining   the most efficient irradiation angle; 

it is affected in a negligible way by outside temperatures which, instead, have a strongly impacting effect in other panel or tube systems;

it has a much more constant efficiency also during the annual irradiation cycle as well as the daily one;

it promotes continuous use for professional heating applications; 

with   its   compact   size   it   lends   itself   to   the    creation    of      district-heating   energy   parks    in   areas decidedly smaller than traditional systems; 

integrated   with   other technologies it also supports the production of air conditioning with dehumidification technique (solar cooling system)

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The biaxial parabolic solar concentrator is an excellent solution to reclaim marginal and unused areas around buildings. It provides several benefits to the production process and to the company image by improving the quality of the work environment, reducing fumes and noise, making the production process more eco-sustainable, increasing the perceived value of the final product by making it greener, cutting fuel costs, extending the boiler life cycle and reducing its maintenance costs. It drastically cuts CO₂ emissions and fine dust in the environment, improves the medium- to long-term economic result, covers all needs also by integrating the concentration into old and new systems, improving their efficiency.


 

It is aimed at all activities that have a significant consumption of heat or energy and can benefit from this technology regardless of the sector. The biaxial parabolic solar concentrator guarantees a substantial reduction in energy costs in all users that employ heat for various processes including: domestic hot water, heating, air conditioning, dehumidification, steam generation, washing, pasteurization, drying, desalination and recovery of waste heat.

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Hydrovolt Panel Cogenerative

THE MOST EFFICIENT SEMI-TRANSPARENT BIFACIAL HYBRID KIT ON THE MARKET.

 

Hybrid bifacial photovoltaic system of 565 Wp and thermal output of 1,280 Wth.

Hydrovolt is a groundbreaking innovative technology designed to optimize the production of electrical and thermal energy in less space.

 

Thanks to its bifacial technology and the patented photovoltaic cell immersed in water, this hybrid system efficiently harnesses solar energy, producing electricity and heat.

 

During the process, the water is heated, generating heat, while the cell cools down, thus increasing electrical energy production. This combination of photovoltaic and thermal makes it possible to obtain more energy in a smaller area, maximizing efficiency and reducing environmental impact.

 

Hydrovolt represents the most advanced solution on the market, ideal for those seeking a cutting-edge, cost-effective, high-yield system.

 

Hydrovolt meets the top requirements for incentives under the Transition Plan 5.0.

 

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THERMAL ENERGY

TECHNOLOGY

BIFACIAL PHOTOVOLTAIC

DURABILITY AND RESISTANCE

Each panel is able to produce up to

1,280 Wth of thermal energy, providing domestic hot water (up to 150 liters at 55°C-60°C in just 4.6 hours) and contributing to space heating or cooling. A perfect balance between electric and thermal energy production in the same space

The half-cut monocrystalline photovoltaic module, with 22.6% efficiency on the front side, is designed to maximize energy output. Through active cooling of the bifacial photovoltaic cells, efficiency increases up to 26.5%, reaching a maximum of 565 Wp per module

Smart  hotspot  elimination  optimizes panel performance, increasing annual energy yield. Linear performance warranty: 94% of rated power after 8 years and 86% after 30 years.

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RESOLUTION

OF WINTER PROBLEMS

ADVANCED EFFICIENCY

HIGHER ENERGY PRODUCTION

During winter, the system stays snow-free thanks to the thawing effect ensured by the closed, differential circulation of water, which prevents freezing and allows continuous operation.

Triple tempered glass ensures full absorption of surface heat and increases electrical efficiency up to 26.5% thanks to active cooling of PV cells, lowering temperature and optimizing performance with production of electrical and thermal energy.

This system produces up to 35% more energy than traditional photovoltaic panels, thanks to the combination of bifacial photovoltaic and thermal technology.

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SIMPLICITY AND VALUE

VERSATILITY

SUSTAINABILITY AND SAVINGS

Adopting a system that simultaneously generates electrical and thermal energy leads to significant savings on energy costs, especially in areas with a high demand for domestic hot water or heating.

The system is easy to install, compact and powerful, with a weight of only 48 kg. It is also a cost-effective alternative to separate photovoltaic and thermal systems, reducing the need for space and simplifying integration.

Thanks to the semi-transparent design, the system is ideal for use on greenhouses, tiles/roofing and as a thermal insulation solution for roofs.

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Technical Specifications

MODULE DIMENSIONS: 2 . 094 X 1 . 038 X 35 mm 2 . 18 m²

DOUBLE TEMPERED GLASS DESIGN: 144 cells

FRONT SIDE MODULE EFFICIENCY: 22 . 6 % PMAX 485 WELP

BIFACIAL EFFICIENCY: 26 . 5 % + ~ 80 W PMAX 565 WELP 

HOT WATER PRODUCTION: BLACK 1 , 380 WTHP 1 , 280 WTHP ( ~ 200 LIT. 55 °C - 60 °C. 4 . 6 H)

INTERNAL LIQUID VOLUME: 3 . 8 - liters

LIQUID FLOW RATE ( CIRCULATION PUMP): 280 L/ H

ELECTRICAL PANEL PROTECTION RATING: IP68

NUMBER OF CONNECTIONS: ( 1 - IN & 2 - EX ½”). TUBS DIA Ø 16 / 20 mm

MAXIMUM STAGNATION TEMPERATURE: 64 °C 

TEMPERATURE COEFFICIENT: 0 . 35 % AT 1 °C 

NO HOTSPOT EFFECT

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06 76062085

info@gruppoimpiantiristrutturazioni.it