14 companies for Power supply ✓ B2B manufacturers, distributors & suppliers from 2 countries ✓ With special service for fast information and prices ✓
ISO 9001 certified by TUV rheinland since 1997 to assure quality management. our technological competence is our expertise and leads to a steady stream of innovative products. Continuous innovation is necessary for successful product development. Partnership is essential.
We have become one of the leading partners in the field of power supplies worldwide.
MEAN WELL has been working as a "reliable partner" with customers, suppliers, contractors, and employees to build long lasting mutual trust relationships based on the spirit of "good intentions."
Thanks to robust partnerships with 245 plus authorized distributors around the world, MEAN WELL has been growing and getting stronger for three decades. With 2,800 employees located at its global headquarters in New Taipei Industrial Park, Taiwan, branches and sales offices at Guangzhou, Shenzhen, Suzhou in China, California USA, and Netherlands in the EU, four production bases in New Taipei City (Taiwan), Huadu District in Guangzhou, Suzhou City in China, and Bangalore in India, MEAN WELL had a combined revenue of USD 1,351 million in 2021.
RSG Electronic Components GmbH was initially founded in Offenbach/Main in 1988 as a special distributor for passive electronic components.Soon, the product portfolio was extended by AC/DC and DC/DC power supplies and inverters, and only few years later an own R&D for custom-designed power supply solutions up to approx. 25kW was established.
In December 2013 RSG Electronic Components GmbH became part of the British discoverIE Group (LSE: DSCV) and functions within the group as the international center of excellence for the development and production of power supplies.
Eventually, in August 2020 RSG Electronic Components GmbH was legally merged with its sister company Acal BFi Germany GmbH at their facility in Dietzenbach. From there we serve our customers in all parts of the world.
Our foundation for a successful partnership with you are high-quality products combined with the know-how to find the perfect solution for your specific requirements.
The custom-designed switch-mode power supplies developed by us and our comprehensive R-Series® DC/DC converter portfolio with its outstanding price/performance ratio are the cornerstones of the RSG® brand.
Acal BFi Germany GmbH is certified according to ISO 9001: 2015 and AEO.
The products sell well at home and abroad, and have obtained more than ten international standard certifications such as FCC, CE, CSA, CB, etc. The marketing system is mainly serving customers in the Chinese market, at the same time covers others 30 countries, and continues to develop In-depth cooperation with overseas customers.
- Power supply | Energy Services | Energy Provider
- Power supply | Energy Counselling | Energy Management
- Power supply | Energy Management | Electricity Mains Operator
We sell server parts/options. Especially at hard drive tray, Server hard drive, Memory, CPU Cooling kits, Power supply, Optical module and HBA.
Great quality and very competitive help me get more share in market.
- Power supply | Electrical Power Contracting
- Power supply | Energy Services | Energy Provider
- Power supply | Power Supplier | Energy Supplier
We are specializing in Stepper motor, Brushless DC Motor, Stepper Geared Motor, Power Supply, Control Board and the Control System. And we can provide professional OEM service, manufacture high-quality products as customers' design.
Our company has powerful technology, mature technics and complete testing equipment. And we have obtained ISO9001:2015 certification, CE certification and all of our products conform to RoHS requirements.
- 12W CCC Direct USB output - ■KEY FEATURES • Universal input :100-240Vac(90-264Vac) • Complete protection function: OCP. OVP. OLP...
- 12W UL Direct USB output - ■KEY FEATURES • Universal input :100-240Vac(90-264Vac) • Complete protection function: OCP. OVP. OLP....
- 12W EU Direct USB output - ■KEY FEATURES • Universal input :100-240Vac(90-264Vac) • Complete protection function: OCP. OVP. OLP....
- 12W UK Direct USB output - ■KEY FEATURES • Universal input :100-240Vac(90-264Vac) • Complete protection function: OCP. OVP. OLP....
- 12W AU Direct USB output - ■KEY FEATURES • Universal input :100-240Vac(90-264Vac) • Complete protection function: OCP. OVP. OLP....
- 12W Series Direct USB output - ■KEY FEATURES • Universal input :100-240Vac(90-264Vac) • Complete protection function: OCP. OVP. ...
The K-tech offers the latest technology in a more compact and reliable package. Modern power supplies/power supply units are a vital component in most areas of energy management and automation technology. K-tech works with customers as a global partner in these areas, responding quickly to changing requirements and evolving demands of markets and applications.
Our commitment to innovation, implementation of quality weights most, are why customers around the world are switching to k-tech.
Join us, together to the feast of power supply.
We do nothing else but the most durable & reliable power supply.
Certified by UL, cUL, FCC, CE, GS, SAA, PSE, UKCA, CCC
Appearance design: Wall mount, interchangeable AC plug, desktop class I and II, desktop with fixed AC cord, and open frame for builtin/embedded purpose.
Input: 100-240Vac, 50/60Hz
Energy rate: DOE VI, COC V5 Tier 2.
Protection: OCP, OVP, SCP, OLP
Surge: 1KV/6KV optional
EMC/EMI margin: More than 6db
PFC: 72W above products are optimized with PFC+LLC design
Materials: IC, Cap, PCB, all Taiwan class A brands adopted.
For more detailed technical data of concrete model, please send us inquiry, we will reply within 24hrs.
Custom options including but are not limited:
1. Output spec 5-36Vdc, 0.01-10A (custom can be defined freely within this range)
2. DC cord length and type (The cord length should be less than 3 meters to comply with safety certificate)
3. AC plug type if wall mount appearance is chosen, such as EU plug, UK plug, US plug, AU plug, etc.
4. DC plug spec, as USBA, USBC, straight, left bent, right bent, and so on
5. Nameplate info
6. Package
If you need to check relevant documents, certificates before any practical actions, please feel free to contact us.
Our products can be sold and used worldwidely except the areas don't need such product at all.
Our products are mostly adopted in these indoor industries (but are not limited), such as audio & visual, telecomminication, IT, PA system, homeware & home appliances, can be used concretely on surveillance camera, projector, barcode printer, laptop battery, audio amplifier, tablet pc, wireless microphone, embedded pc, set top box, Hi-Fi speaker, musical instruments and other applicable electric items. In a word, even the best product or newest technology is only as good as the power supply supplying it well.
More common applications: Mobile phones, MP3, MP4, MP5, DVD, PS4, PS5, HP, ASUS, ThinkPad, electric erotic items, vacuum, drones, radio, router, exchanger, massage chair, guitar panels, power amplifier, displays, digital signages......anything, everything!
- Power supply | Energy Services | Energy Analysis
Power supply - Manufacturers, Traders & Suppliers

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