The products of ELKO d.o.o. cover all devices and functions needed for the protection of medium and high voltage networks, power plants and industrial plants. The continuously upgraded choice of products consists of about 80 basic devices, which can be ordered in several hundred variations, meeting the special specifications as well. Because of the size of the Company, it is quite usual to adapt the products to the special, individual requirements, which needs additional development as well. These developments usually do not need more time than 6-8 months. The usual delivery time for standard products is 2-4 months, staring from the ordering, in case of the complex protection systems this time is 4-6 months starting from the complete technical specification.