Renweable Energy and Storage Systems

Solar Energy Systems

DARELEC provides its customers and project partners high quality solar energy solutions.

Whether for residential, agricultural, commercial or industrial applications, we deliver customized and scalable solar energy systems in order to fulfill the needs of our customers. Our designs of On-Grid and Off-Grid systems with customized energy storage systems guarentee a reliable and robust operation even in the toughest conditions. 

DARELEC provides end-to-end engineering solutions for solar energy systems. Starting with consultancy and custom designs, going through supply of components and installations, up to training and maintenance service, we ensure a single-point-of-contact on all project phases for the customer, a professional project management and a reliable technical implementation.

DARELEC provides its own standard-conform custom-based solar inverters and supplies high-quality solar panels, connectors, DC-cables, DC-Breakers, solar inverters, batteries and surge protection devices from reliable global manufacturers.

Energy Storage Systems

DARELEC provides cost-effective and fit-to-purpose energy storage solutions.

Ranging from 2V cells and 12V-block batteries through battery racks and ESS containers, we provide a large variety of energy storage solutions with a wide range of capacities starting from 600Wh and going up to 3.3MWh.

The variety of the technologies used in our batteries portfolio, e.g. AGM, Gel, OPVz, LiFePO4, etc. guarentee to fulfill the specific requirements of our customers on different application fields.

Battery Test Service

DARELEC posseses the most reliable equipment to perform battery capacity and health measurements tests on-site and during operation of the storage system.

Our test equipment enables to perform capacity test in accordance to current standards for battery testing including IEEE 450-2010 / 1188-2005 / 1106-2015 and IEC 60896-11/22. These tests include Supervision, Recording and detailed Evaluation of Voltage, Current and Temperature of each battery cell, battery string and complete battery systems

Depending on your needs, we can perform tests of single batteries and complete battery systems up to a 420 VDC nominal voltage with discharge currents up to 220 ADC for all different types of batteries including Lead-Acid, Nickel-based and Lithium batteries.