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It has about a 4.26-hour duration and liquid cooling. Round-trip efficiency reaches 98.3% AC and 99.4% DC.","The specifications of Freqcon BESS MAX P4.4 4.4 MW / 18.75 MWh together point to use in front of the meter. It belongs to the utility-scale class by energy capacity. It is certified to medium- or high-voltage grid connection rules (VDE 4110) and ships as a block of 4 containers.","For Freqcon BESS MAX P4.4 4.4 MW / 18.75 MWh, the specifications suggest capacity value, counting as firm supply toward a network's peak needs. Its AC block includes the inverter, which points to renewable colocation, operating alongside a wind or solar plant on one site. 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It focuses on energy storage, frequency converters, and ultracapacitors, and its Freqcon BESS FQ platform works with more than 20 battery types from 350 kW to more than 50 MW, including a 900 kWh installation that used Audi e-tron batteries.","Rethem","Germany","Freqcon Amper Group GmbH","EnBW Energie Baden-Württemberg AG","ultracapacitor systems, hybrid converter/inverter, microgrids, solar PV, O&M / services","Not Present","Minor","Moderate","Suboptimal","Healthy","Freqcon GmbH; Bürgerwiesenweg 5, 27336 Rethem, Germany","52.76770, 9.39125",[109],[76],[74],"Freqcon’s BESS includes a BMS that monitors and protects all battery modules and shuts down individual modules when it detects a fault. Its BESS Custom platform connects second-life batteries with different SoH values to one inverter, while BESS PRO uses an in-house BMS designed to support long battery life.","Notable Shareholder","Grupo Amper, S.A.","AMP.MC","FREQCON updated its BESS portfolio with turnkey systems based on lithium-ion, sodium-ion, and second-life batteries, and it highlights the BESS MAX platform for industrial and utility-scale projects from 10 MWh to 100 MWh.",[195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210],"EN 62109-1:2010","EN 62109-2:2011","EN IEC 63000:2018","IEC 61000-6-2:2005","IEC 61000-6-4:2006","A1:2010","VDE 4110","4120","IEC 62619","IEC 62477","IEC 63056","IEC 61000","UL 1973","UL 9540A","NFPA 855","UN 38.3","Freqcon reports waste separation, an electric vehicle fleet, and hybrid converters that work with renewable energy sources. Its supplier code calls for resource efficiency, lower environmental and climate impacts, and safe waste recycling, and the company supports reusing electric vehicle batteries in new storage applications.","Freqcon BESS Energy Storage specs, metrics, price comparison","Explore Freqcon's BESS (battery energy storage) solutions: bankability, technical benchmarks and prices. Freqcon's Grid-Scale storage runs FREQCON Energy Manag EMS"]