DEMKE DC-Transformers

Hardcore DC power supplies.

DC-Transformer 257E-24-SD (48V) used for running four legged robot Anymal c in industrial environment

DC/DC converter in lithium-ion energy storage for robots at ETH Zurich

13. July 2020 News

DC/DC converter 300 watts, input voltage 16 ... 100 VDC, up to 98% efficency, input peak voltage max. 125 VDC,  output voltage / output peak voltage: 13.8 VDC / 20.0 ADC

Customer-specific configurable DC/DC converters the DC-master voltage converters

DC-Transformer 141E-13.8-SD - 141.003

DC-Transformer 141E-13.8-SD

Input: 16 ... 58 VDC Output: 13.8 VDC / 200 Watt

DC-Transformer 154DH-48-ON - 154.014

DC-Transformer 154DH-48-ON

Input: 50 ... 160 VDC Output: 48.0 VDC / 480 Watt

DC-Transformer 729-57-SD - 729.001

DC-Transformer 729-57-SD

Input: 12 ... 16 VDC Output: 57.0 VDC / 450 Watt

Compact DC/DC converters

DC/DC converters with ultra-wide input voltage range for a wide range of industrial applications. Demke Electronic GmbH produces DC power supplies with high power density, high efficiency and compact design in aluminium housing for extreme climatic conditions.

  • small: 77x52x19mm, up to 200 Watt
  • medium: 90x90x26mm, up to 400 Watt
  • large: 130x130x28mm, up to 800 Watt

Novelty for railway applications

The robust DC/DC converter in an all-aluminium housing designed for railway applications.

The ultra-wide input range from 16 to 160 VDC and the electrically isolated, bipolar output voltage of +/-15V characterize the 364W2-15015-SDB1 push-pull converter. Fully compatible to its quasi-predecessor the 364W1-15015-SDB1.

Also ideal for 24V, 48V, 110V DC networks. Power doubling by parallel connection as well as supply of active loads is possible at any time.

DC/DC buck converter type 154DH-24-On, output 24V/13A

Rely on our latest development of the 154 family. Longevity and stability in harshest environments, the DC-Transformer 154DH-24-ON is specially developed for extreme customer requirements.

We are continuing the success story. This DC/DC Buck Converter is unbeatable in performance and EMC, in interference immunity and interference emission. With 360g, max. dimensions of 90x90x26mm and the flat plug connections it fits into any application.

Very wide range of applications e.g. in e-mobility, wind power and industrial applications thanks to the ultra-wide input voltage range from 28 to 160 VDC. Also ideal for 48V, 80V, 110V DC networks with output 24VDC. Please contact us for customer-specific adaptations or required standards, we will fulfill them.