Eltek
Norwegian power-conversion brand serving telecommunications, data centers, utilities, transportation, and industrial customers.
Last updated August 26, 2026
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Overview
Eltek is a Norwegian power-electronics brand whose products are used to convert, regulate, distribute, and protect electrical power in telecommunications and other infrastructure-heavy applications. The business originated in 1971 in Drammen, Norway, initially producing electronic equipment for military use before expanding into broader industrial and commercial power-supply markets. During the 1990s, Eltek increasingly concentrated on the telecommunications sector, where dependable direct-current power systems became essential for network equipment and distributed communications infrastructure. The brand has been associated particularly with rectifiers, power systems, inverters, and related conversion equipment. Its technology is used in environments where electrical continuity, efficiency, remote supervision, and compact installation are important, including telecom networks, data centers, power utilities, transportation systems, and industrial facilities. Eltek products have been marketed internationally, with the brand reported as serving customers in more than 100 countries. The wider organization has also maintained offices in numerous countries, reflecting the global nature of its customer base and channel network. Eltek became a publicly traded Norwegian company in 1998 under the name Eltek ASA. In 2007, it acquired Texas-based Valere Power, a transaction that broadened its power-conversion portfolio and led to the name Eltek Valere AS. The company subsequently adopted the name Eltek AS in 2011. In 2015, Delta Electronics acquired Eltek ASA. Following the acquisition, Eltek was removed from the Oslo Stock Exchange and became part of Delta's global power and energy-management activities. The operating company in Norway later changed its legal name to Delta Electronics (Norway) AS in 2023. Eltek nevertheless continued as a commercial brand, with product development and sales conducted within the Delta Electronics organization. Drammen remains associated with the brand's Norwegian base and historical origins. Eltek's current identity is therefore best understood as a specialized infrastructure-technology brand rather than an independent listed corporation. Its market proposition centers on reliable and efficient power conversion for mission-critical systems, especially where downtime can affect communications, computing, transportation, or utility operations.
History
Eltek was established in Drammen, Norway, in 1971. Its early activities centered on electronic equipment for military applications. The company later broadened its scope into power supplies and associated electronic systems for industrial and commercial customers. This transition placed Eltek in a market where dependable conversion and control of electrical power were increasingly important across communications, infrastructure, and industrial operations. During the 1990s, Eltek shifted significant strategic attention toward telecommunications. The expansion of fixed and mobile communications networks created demand for compact, efficient, and highly dependable power systems capable of supporting network equipment continuously. Eltek's product portfolio developed around this requirement, including rectifiers, power systems, inverters, and related infrastructure products. Telecommunications became a central area of activity, although the company also served data centers, utilities, transportation, and other industrial users. Eltek was listed on the Oslo Stock Exchange in 1998 as Eltek ASA. Public-company status supported the expansion of an internationally oriented business whose products were sold through a broad geographic network. In 2007, Eltek acquired Valere Power, a Texas-based power-conversion company. The acquisition expanded Eltek's presence and capabilities in power systems and was followed by the adoption of the name Eltek Valere AS. In 2011, the company changed its name again to Eltek AS. The company became part of Delta Electronics in 2015, when Delta acquired Eltek ASA. The transaction ended Eltek's status as an independent Oslo-listed company and integrated its activities into Delta's broader portfolio of power and energy-management technologies. Eltek remained recognizable in the market through its established product brand, technology portfolio, and customer relationships. By 2018, Eltek was reported to have approximately 2,000 employees and offices in about 40 countries. Its products were available in more than 100 countries and served a range of infrastructure sectors, with telecommunications remaining an important application area. In 2023, the Norwegian legal entity changed its name to Delta Electronics (Norway) AS. The change reflected the company's ownership and organizational integration, while the Eltek name continued to be used for products and market offerings. The business remains based in Drammen, the location associated with Eltek's origins and Norwegian operations.
- 2023
Norwegian legal entity renamed Delta Electronics (Norway) AS
[1]The Norwegian operating company changes its legal name, while Eltek remains an active product brand.
- 2015
Delta Electronics acquires Eltek
[1]Delta Electronics acquires Eltek ASA, after which Eltek is delisted and operates within the Delta Electronics group.
- 2011
Company renamed Eltek AS
[1]The company changes its corporate name from Eltek Valere AS to Eltek AS.
- 2007
Acquisition of Valere Power
[1]Eltek acquires Texas-based Valere Power and adopts the name Eltek Valere AS.
- 1998
Eltek lists on the Oslo Stock Exchange
[1]The company becomes publicly traded under the name Eltek ASA.
- 1990
Expansion into telecommunications power systems
[1]During the 1990s, Eltek increasingly concentrates on power supplies and conversion systems for the rapidly expanding telecommunications industry.
- 1971
Eltek is founded in Norway
[1]Eltek is established in Drammen and initially focuses on electronic equipment for military applications.
Products and positioning
A specialist provider of efficient and dependable power-conversion systems for communications and other critical infrastructure.
Telecommunications rectifiers
Flatpack rectifier series
The Flatpack family is associated with compact rectifier equipment for telecommunications and other distributed power systems. Rectifiers convert incoming electrical power into the controlled direct-current supply required by network and infrastructure equipment. The range represents Eltek's emphasis on high-density, efficient, and serviceable power conversion for installations where space, continuity, and operating efficiency are important.
Power infrastructure
Eltek power systems
Eltek power systems combine power-conversion components and control functions for infrastructure applications. They are intended to support telecommunications sites, data centers, utilities, transportation systems, and industrial facilities that require stable and continuously managed electrical power. The systems can include rectification, distribution, monitoring, and related support functions, depending on the deployment.
Power conversion
Eltek inverters
Eltek's inverter offerings form part of its broader power-conversion portfolio. Inverters are used to produce or manage alternating-current output from a direct-current source in infrastructure and industrial settings. Within the Eltek brand, these products complement rectifiers and complete power-system solutions for customers requiring controlled, reliable energy conversion.
Brand decisions
2023
Integration of the Norwegian operating company under the Delta nameStrategyBackground
Following Delta Electronics' ownership of Eltek, the Norwegian operating structure was aligned more directly with the parent group.
Action taken
The Norwegian company changed its legal name to Delta Electronics (Norway) AS while retaining Eltek as a product brand.
Aftermath
The legal-entity change reinforced Delta's group identity without ending the commercial use of the Eltek name.
2015
Acquisition by Delta ElectronicsM&ABackground
Delta Electronics acquired Eltek ASA as part of its expansion in power and energy-management technologies.
Action taken
Delta Electronics acquired the company, and Eltek was delisted from the Oslo Stock Exchange.
Aftermath
Eltek continued as a brand within Delta Electronics rather than as an independent listed company.
2007
Acquisition of Valere PowerM&ABackground
Eltek sought to expand its power-conversion capabilities and international business through the purchase of Valere Power, a Texas-based company.
Action taken
Eltek acquired Valere Power and subsequently operated under the name Eltek Valere AS.
Aftermath
The acquisition broadened the combined company's portfolio and was followed by a later return to the Eltek AS name in 2011.
Recent events
Eltek announces plan to pursue a second production facility[2]
Reported:
Eltek said its board instructed management to apply to the Israel Land Authority for permits and finalize lease terms for land in northern Israel for a planned second production facility. The company said it was at an early stage and might not obtain permits or financing.
Eltek reports grant for manufacturing investment[3]
Reported:
Eltek provided an update on a grant from the Israeli Investment Authority that will fund 15% of its expected $1.5 million investment in advanced manufacturing equipment.
Eltek reported third-quarter 2019 financial results[4]
Reported:
Eltek announced financial results for the quarter ended September 30, 2019, reporting revenue of $9.3 million and net profit of $391,000.
Sources7 sources
- 1Elteken.wikipedia.org
- 2Eltek宣布计划推进第二座生产设施prnewswire.com
- 3Eltek公布制造业投资补助iconnect007.com
- 4Eltek公布2019年第三季度业绩prnewswire.com
- 5Eltek Reports 2020 First Quarter Financial Resultsprnewswire.com
- 6Eltek Reports Full Year and Fourth Quarter 2019 Financial Resultsprnewswire.com
- 7Eltek Reports Full Year and Fourth Quarter 2020 Financial Resultsprnewswire.com
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