Power supplies & energy suppliers

366 companies in our directory list power supplies & energy. Most are based in China (138), Germany (88) and Taiwan (37). 366 exhibit at electronica 2026.

Suppliers
366
By type
Contract manufacturer (EMS) 13 · Design & engineering services 11 · Test & certification lab 5
At electronica 2026
366
  1. Jauch Quartz GmbH

    Test & certification lab · Germany

    electronica 2026
    10 Nov
    B6.201

    Reliable and Safe: Frequency Control Products and Battery Solutions from Jauch

    • Batteries & battery packs
    • UPS systems
    • Power management ICs
    • RF & microwave components
    • Certification & compliance support
  2. Katronik Electronic Manufacturing GmbH

    Contract manufacturer (EMS) · Austria

    electronica 2026
    10 Nov
    A2.523

    Katronik Group - experts in electronics with you for the future Ihr EMS-Partner

    • Transformers & coilware
    • Cable assemblies
    • SMT assembly
    • Hardware / electronics design
    • THT assembly
  3. KUK Coils

    Contract manufacturer (EMS) · Switzerland

    electronica 2026
    10 Nov
    A5.100

    KUK Coils is a global contractor for electromagnetic coils, assemblies and PCBA

    • Transformers & coilware
    • Power supplies & energy
    • Inductors & chokes
    • Current & magnetic sensors
    • Drives & servo technology
  4. NOVOSENSE Microelectronics

    Type not confirmed · China

    electronica 2026
    10 Nov
    C5.159

    Highly Robust & Reliable Analog and Mixed Signal Chip Provider

    • Power supplies & energy
    • Power management ICs
    • RF & microwave components
    • Pressure, force & mechanical sensors
    • Position, distance & proximity sensors
  5. PowerGood Technology Research Co., Ltd.

    Type not confirmed · Taiwan

    electronica 2026
    10 Nov
    A5.516

    Reliable AC/DC and DC/DC power solutions for demanding applications.

    • AC/DC power supplies
    • DC/DC converters
    • EV charging & on-board power
    • E-mobility
    • Industrial automation
  6. Walter Schneider GmbH

    Type not confirmed · Germany

    electronica 2026
    10 Nov
    B3.429

    Your Partner for Cold-Formed Parts for Charging Technology

    • AC/DC power supplies
    • EV charging & on-board power
    • Cable assemblies
    • PCB connectors
    • Automotive connectors
  7. BMA Technologies Ltd

    Type not confirmed · Hong Kong SAR China

    electronica 2026
    10 Nov
    A3.554

    Any problems when dealing with cables & connectors? BMA is your professional supplier.

    • Power supplies & energy
    • Wire harnesses
    • Cable assemblies
    • Cables & wiring
    • Customisation / custom products
  8. Dehner Elektronik GmbH

    Design & engineering services · Germany

    electronica 2026
    10 Nov
    A5.220

    Distribution and sourcing of power supplies and specialised power solutions

    • AC/DC power supplies
    • DC/DC converters
    • EV charging & on-board power
    • Special power supplies
    • Hardware / electronics design
  9. electronica 2026
    10 Nov
    B2.275/6

    Custom cable assemblies for medical, automotive and industrial electronics.

    • Power supplies & energy
    • Cable assemblies
    • Industrial & circular connectors
    • Connectors
    • Automotive
  10. electronica 2026
    10 Nov
    A3.139/1

    ESC connects global electronics & software firms with trusted Indian partners

    • Transformers & coilware
    • Diodes & small-signal transistors
    • Resistors
    • Rigid PCBs
    • Electronics assembly
  11. erfi Ernst Fischer GmbH + Co. KG

    Type not confirmed · Germany

    electronica 2026
    10 Nov
    A4.343

    Laboratory/workstation syst.,measuring/testing equip.,test syst. f safety/funct.

    • Special power supplies
    • Test & measurement software
    • Test systems & ATE
    • Electrical test instruments
    • Industrial automation
  12. Fujikura Europe Limited

    Type not confirmed · United Kingdom

    electronica 2026
    10 Nov
    B2.155

    Fujikura – Tsunagu “Connecting” technologies built for bridging divides

    • Power supplies & energy
    • Cables & wiring
    • Flexible PCBs
    • Optoelectronic components
    • Automotive
  13. Infineon Technologies AG

    Type not confirmed · Germany

    electronica 2026
    10 Nov
    C3.502 +1

    Driving Decarbonization and Digitalization. Together.

    • Power supplies & energy
    • Microcontrollers & processors
    • Power semiconductors
    • Automotive
    • E-mobility
  14. ISO-ELEKTRA GmbH

    Type not confirmed · Germany

    electronica 2026
    10 Nov
    A5.413

    Potting systems for the electronics industry – from standard to customized

    • Power supplies & energy
    • Inductors & chokes
    • Connectors
    • Printed circuit boards
    • Automotive
  15. Meline Group Co., Ltd.

    Contract manufacturer (EMS) · Hong Kong SAR China

    electronica 2026
    10 Nov
    A2.239

    PCB & PCBA turnkey

    • UPS systems
    • AC/DC power supplies
    • Box build & system integration
    • Rigid PCBs
    • E-mobility
  16. NKL GmbH

    Test & certification lab · Germany

    electronica 2026
    10 Nov
    B6.130

    NKL GmbH – your expert partner for EMC and inductive components since 1979.

    • Transformers & coilware
    • EMC testing
    • EMI / ESD shielding
    • Inductors & chokes
    • Circuit protection & EMC components
  17. Ofex (Guangdong) Co., Ltd.

    Type not confirmed · China

    electronica 2026
    10 Nov
    A3.453

    Connectors and cable assemblies for high-end manufacturing.

    • EV charging & on-board power
    • Cable assemblies
    • Automotive connectors
    • Power connectors & terminals
    • Connectors
  18. PATELEC SRL

    Type not confirmed · Italy

    electronica 2026
    10 Nov
    B3.515

    Power cords, wiring harnesses, control panels and custom equipment.

    • EV charging & on-board power
    • Power supplies & energy
    • Cable assemblies
    • Enclosures & housings
    • Connectors
  19. Rodex Mechatronics d.o.o.

    Contract manufacturer (EMS) · Slovenia

    electronica 2026
    10 Nov
    A2.407

    Complex Mechatronic Assemblies. PCBA Integration. Simplified.

    • Transformers & coilware
    • Box build & system integration
    • MEMS & motion sensors
    • Plastic & rubber moulded parts
    • Ceramic substrates & hybrid circuits
  20. electronica 2026
    10 Nov
    C2.611

    Connectors, antennas, RF, fiber, cables, injection, stamping. VN,CN,SG,US,EU.

    • Power supplies & energy
    • Cable assemblies
    • PCB connectors
    • Connectors
    • MEMS & motion sensors
  21. Thinking Electronic Industrial Co., Ltd.

    Type not confirmed · Taiwan

    electronica 2026
    10 Nov
    A6.443

    THINKING, your best choice of protective components.

    • Power supplies & energy
    • Diodes & small-signal transistors
    • Resistors
    • Temperature sensors
    • AI & machine learning
  22. Yihshu Industrial Co., Ltd.

    Type not confirmed · Taiwan

    electronica 2026
    10 Nov
    B4.348/3

    Professional manufacturers of various connection cable and wire.

    • EV charging & on-board power
    • Industrial & circular connectors
    • Cable assemblies
    • Electrical test instruments
    • Connectors
  23. Zinergy

    Type not confirmed · United Kingdom

    electronica 2026
    10 Nov
    A5.137

    Looking for thin, flexible batteries to power sensors, wireless communications?

    • Batteries & battery packs
    • Hardware / electronics design
    • Wireless modules
    • RFID & NFC
    • Flexible PCBs
  24. EDGAR Auto Harnesses Ltd.

    Type not confirmed · China

    electronica 2026
    10 Nov
    A3.364

    Design and manufacturing for all types of wire harness & molded cable assemblies

    • Power supplies & energy
    • Cable assemblies
    • Wire harnesses
    • Connectors
    • Automotive
  25. Eurotronix SA

    Distributor · Spain

    electronica 2026
    10 Nov
    B3.419

    Eurotronix is an electronic components and customized solutions distributor.

    • AC/DC power supplies
    • Batteries & battery packs
    • Cable assemblies
    • Antennas
    • Component distribution
  26. FSP Power Solution GmbH

    Type not confirmed · Germany

    electronica 2026
    10 Nov
    A5.236

    FSP – Leading safe, stable, and efficient power solutions worldwide

    • AC/DC power supplies
    • Batteries & battery packs
    • UPS systems
    • Special power supplies
    • Industrial automation
  27. electronica 2026
    10 Nov
    A3.461/1

    JSXCONN founded in 2013 focuses on R&D, production & sales of Type-c connectors.

    • EV charging & on-board power
    • Industrial & circular connectors
    • Cable assemblies
    • Electrical test instruments
    • Connectors
  28. electronica 2026
    10 Nov
    A5.562/7

    Pioneer in autonomous commercial cleaning robots powered by unmanned driving

    • Batteries & battery packs
    • Single-board computers
    • Optical, image & acoustic sensors
    • Wireless modules
    • Smart home & building
  29. High Voltage Potting and Coating BV (HVPC)

    Design & engineering services · Netherlands

    electronica 2026
    10 Nov
    C3.320

    Manufacturer and expert in the field of high-voltage electronics

    • Transformers & coilware
    • Electrical test instruments
    • ASIC / FPGA design
    • Coil winding
    • Healthcare & wearables
  30. HONGFA Europe GmbH

    Type not confirmed · Germany

    electronica 2026
    10 Nov
    B2.342

    Hongfa, the leading global relay manufacturer - switch, protect and detect.

    • Power supplies & energy
    • RF & coaxial connectors
    • Switches, relays & keypads
    • Capacitors
    • E-mobility
  31. Kabel Kablo Elemanlari Sanayi ve Ticaret A.S.

    Type not confirmed · Türkiye

    electronica 2026
    10 Nov
    B2.456

    Wiring Harnesses & Cable Assemblies for Leading Home Appliance OEMs

    • Power supplies & energy
    • Cable assemblies
    • Wire harnesses
    • Connectors
    • Automotive
  32. KAGA FEI Europe GmbH

    Type not confirmed · Germany

    electronica 2026
    10 Nov
    B4.A09

    Globale Technologien. Lokale Expertise. Ihr Erfolg. KAGA FEI Europe.

    • AC/DC power supplies
    • EV charging & on-board power
    • Memory ICs
    • IoT devices & gateways
    • Wireless & RF
  33. LITE-ON Technology (Europe) B.V.

    Type not confirmed · Netherlands

    electronica 2026
    10 Nov
    A5.124

    LITEON Powers AI Powering the Intelligent, Connected, Electrified Future

    • AC/DC power supplies
    • Industrial & embedded PCs
    • Edge AI & vision systems
    • Cellular modules & routers
    • Power electronics & energy
  34. Lumissil Microsystems

    Type not confirmed · United States

    electronica 2026
    10 Nov
    C3.460

    Lumissil specializes in analog/mixed-signal for automotive and consumer markets.

    • Batteries & battery packs
    • Power management ICs
    • Optoelectronic components
    • Automotive
    • E-mobility
  35. MARK Metallwarenfabrik GmbH

    Type not confirmed · Austria

    electronica 2026
    10 Nov
    B4.525

    MARK – Your development partner for precision deep drawing solutions.

    • Power supplies & energy
    • Temperature sensors
    • Sensors
    • Automotive
    • E-mobility
  36. electronica 2026
    10 Nov
    A3.173

    CYMANU was founded in 2016, specializing in the R&D and production of cable assemblies and connectors for automotive, elevator and new energy industries. We have a professional workforce and complete production layout, covering precision mold making, injection molding, stamping…

    • Power supplies & energy
    • Automotive connectors
    • Cable assemblies
    • Wire harnesses
    • Connectors
  37. Pietro Galliani Spa

    Type not confirmed · Italy

    electronica 2026
    10 Nov
    B2.464

    Ultra-thin industrial laminates in copper, brass, silver, aluminium, bimetals

    • Batteries & battery packs
    • Flexible PCBs
    • PCB fabrication
    • Printed & flexible electronics
    • Power electronics & energy
  38. Sensirion

    Type not confirmed · Switzerland

    electronica 2026
    10 Nov
    B4.244

    Leading global manufacturer of smart sensor solutions for a better tomorrow.

    • Power supplies & energy
    • MEMS & motion sensors
    • Gas, chemical & biosensors
    • Automotive
    • Consumer electronics
  39. TEFAG Elektronik AG

    Contract manufacturer (EMS) · Switzerland

    electronica 2026
    10 Nov
    A1.431

    Battery Systems for you. Engineering & Assembly - made in Switzerland

    • Special power supplies
    • Batteries & battery packs
    • Hardware / electronics design
    • Power electronics & energy
    • Healthcare & wearables
  40. Wieland-Werke AG

    Type not confirmed · Germany

    electronica 2026
    10 Nov
    B2.239

    Leading supplier of semi-finished products made of copper and copper alloys

    • Power supplies & energy
    • Power semiconductors
    • Resistors
    • Automotive
    • E-mobility

Listings come from trade-fair directories and company websites; each profile shows the source of every fact.