We have compiled a list of manufacturers, distributors, product information, reference prices, and rankings for Power Supplies.
ipros is IPROS GMS ・ IPROS One of the largest technical database sites in Japan that collects information on.

Power Supplies Product List and Ranking from 166 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Dec 17, 2025～Jan 13, 2026
This ranking is based on the number of page views on our site.

Power Supplies Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Dec 17, 2025～Jan 13, 2026
This ranking is based on the number of page views on our site.

  1. ユタカ電機製作所 Tokyo//Industrial Electrical Equipment
  2. null/null
  3. null/null
  4. 4 富士電工 本社 Kyoto//Industrial Electrical Equipment
  5. 5 山洋工業 Tokyo//Industrial Electrical Equipment
Go to Company Ranking

Power Supplies Product ranking

Last Updated： Aggregation Period:Dec 17, 2025～Jan 13, 2026
This ranking is based on the number of page views on our site.

  1. DC Backup Power Supply 'BPDC24-72/144' ユタカ電機製作所
  2. Uninterruptible Power Supply (UPS) SANUPS A11F manufactured by SANYO Electric. 山洋工業
  3. [General Catalog] GS Yuasa (formerly Sanken Electric) General-purpose UPS
  4. 4 DC Power Supply Device "DP2000 Series" 古河電池 本社
  5. 5 DC Uninterruptible Power Supply "NK Series" 24V・12V エヌケーシー

Power Supplies Product List

271～285 item / All 506 items

Displayed results
30W Modular High Voltage Power Supply Device "EPM Series"

30W Modular High Voltage Power Supply Device "EPM Series"

It is capable of supplying full output current from zero to maximum voltage.

The 30W modular high-voltage power supply unit "EPM series" uses patented circuitry, allowing it to supply full output current from zero to maximum voltage. Current regulation is standard on all models, making it particularly valuable for applications that require a current source for the load. For more details, please download the catalog.

  • power supply

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
120W High Voltage Power Supply Device "PCM Series"

120W High Voltage Power Supply Device "PCM Series"

Power supply device with short-circuit protection and overload protection functions, 1 to 70 kV high voltage output.

The 120W high-voltage power supply unit "PCM Series" outputs high voltage from 1 to 70kV. It features universal input (85-265Vac) and a power factor correction circuit. Additionally, due to its resonant circuit design, it can provide high efficiency with peak pulse currents up to 400W. It includes local and remote programming, fault indicators, short circuit protection, and overload protection functions. For more details, please download the catalog.

  • power supply

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Bidirectional isolation converter board

Bidirectional isolation converter board

It is a rack-mountable size with an built-in isolation transformer.

The bidirectional insulated converter board is designed to accommodate rack mounting and includes an integrated isolation transformer. Additionally, various customizations in shape and other specifications are possible. We can support everything from circuit and mechanical design of power electronics products to component design, such as copper bars, and the final completion of the product. For more details, please download the catalog.

  • converter

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Distributed generation grid-connected inverter

Distributed generation grid-connected inverter

A power conversion device that converts direct current to alternating current and operates in conjunction with the commercial power grid.

The distributed generation system interconnection inverter has achieved miniaturization and high efficiency. It also ensures moisture resistance that can withstand JET certification tests. This power conversion device converts direct current generated from fuel cells and solar cells into alternating current and operates in conjunction with the commercial grid. Customization options, such as size, are available according to customer requirements. For more details, please download the catalog.

  • Inverter

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Grid-connected inverter

Grid-connected inverter

In cases where insulation is required, such as for fuel cell applications! Insulation type grid-connected inverter.

This device is an isolated grid-connected inverter, unlike commercially available solar power converters. It is ideal for applications that require isolation, such as fuel cells. The power generation and the ON/OFF operation are controlled by communication commands from the host machine. Input voltage and output capacity can be customized, so please contact us for more information. 【Features】 ■ Isolated type ■ Customizable input voltage and output capacity *For more details, please refer to the PDF document or feel free to contact us.

  • Testing Equipment and Devices

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
AC high current power supply

AC high current power supply

3000A performance record! An AC large current power supply capable of constant current control for effective value detection.

Tokyo Seiden's "AC Large Current Power Supply" is an AC large current power supply using thyristor phase angle control. It has a proven capability of 3000A and can provide two output systems. The standard mode is constant voltage control, but it can also support effective value detection for constant current control. 【Features】 ■ Proven capability of 3000A ■ Input is single-phase two-wire ■ Can provide two output systems ■ Optional power meter can be added ■ Can be used as an AC power supply even if there is distortion in the output waveform *For more details, please download the PDF or feel free to contact us.

  • power supply

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
AC high current power supply

AC high current power supply

Track record of 3000A! Input voltage, output current, voltage, etc., can be customized.

The device is an AC high current power supply using thyristor phase angle control. It has a proven capability of 3000A, and the transformer can be either built-in or separate. The input is single-phase two-wire, and it is possible to provide two output circuits. The standard mode is constant voltage control, but it can also support effective value detection for constant current control. 【Features】 ■ Thyristor phase angle control method ■ Proven capability of 3000A ■ Transformer can be built-in or separate ■ Input is single-phase two-wire ■ Two output circuits can be provided *For more details, please refer to the PDF document or feel free to contact us.

  • power supply

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Proofreading service

Proofreading service

The calibrated products will have a label with the calibration date attached! We also offer on-site calibration services upon request.

At Tokyo Seiden Co., Ltd., calibration is performed using standard instruments traced to national standards based on a traceability system. Calibration is conducted according to the calibration items, calibration range, and calibration points based on our calibration standards, in accordance with product specifications. Upon request, we will issue calibration reports, calibration certificates, and traceability system diagrams that record the calibration data. We also accept calibration services for products from other companies. Please consult us regarding costs and testing details in such cases. 【Features】 ■ If there are issues with the calibration results, we will inquire about performing repairs or adjustments. ■ Calibration is conducted based on calibration items, calibration range, and calibration points according to our calibration standards. ■ Completed calibrated products will have a label affixed indicating the calibration date. ■ Calibration reports, calibration certificates, and traceability system diagrams will be issued. ■ We also offer on-site calibration services according to customer requests. *For more details, please refer to the PDF materials or feel free to contact us.

  • Calibration and repair

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
[Same-day response for estimates] Providing the latest inventory information for power supplies, reactors, and other products.

[Same-day response for estimates] Providing the latest inventory information for power supplies, reactors, and other products.

Immediate quotes and quick shipping to solve your problems! Products in stock can be delivered within one week.

Standard products are in stock and can be confirmed from the "Tokyo Seiden Stock Status" below. You can check not only the stock quantity but also the expected completion date and the expected number of units. 【Product Lineup】 　■ Power Supply Units (latest catalog available) 　■ Dielectric Strength Testers 　■ DC Uninterruptible Power Supplies 　■ Reactors (latest catalog available) 　■ Amorphous Noise Filters 　■ Load Devices 　■ Shunts 　■ Current Transformers * The latest catalog can be downloaded from this page. Regarding transactions, you can choose between direct transactions or transactions through trading companies, and we can also accommodate orders via Amazon (with the fastest response possible). http://www.tokyo-seiden.co.jp/amazon/ 【Catalog content refreshed after several years!】 We have updated the content of the catalog, including power supplies and reactors. We would be grateful if you could take a look. When considering a purchase, please refer to the related links below or feel free to inquire. * Custom products are also accepted at any time!

  • Other services

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Suzuki Electric Industry Co., Ltd. "Company Profile"

Suzuki Electric Industry Co., Ltd. "Company Profile"

The joy of creating things. It is born from relentless research and development.

Suzuki Electric Industry Co., Ltd. aims to contribute to society by constantly pursuing active technological innovation and challenging cutting-edge technologies as a comprehensive power supply manufacturer. We will establish and operate an environmental management system based on reducing environmental impact and preventing pollution, and strive for continuous improvement in performance. We will comply with laws and regulations related to environmental conservation, agreements with local communities, and industry guidelines, and engage in environmental conservation efforts. We will contribute to the prevention of global warming through energy conservation and resource saving. For more details, please contact us or download the catalog.

  • power supply
  • Other power sources
  • transformer

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
High Power Noise Source

High Power Noise Source

Wideband, high power compatible. Made by Noisecom, USA.

White Gaussian Noise - Noise source with output of -17 to +13 dBm Frequency range: 10 Hz to 100 MHz (+13 dBm for each model), 1 GHz to 10 GHz (-17 to +10 dBm for each model) Operating temperature range: -35 to +100°C, standard input voltage +28 VDC (<1.5 GHz), +15 VDC (>1.5 GHz) Applications include secure communication, jamming, CATV/HDTV, 10GE, PCI Express, etc. *For more details, please refer to the PDF document or feel free to contact us.

  • Other electronic measuring instruments

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
WR-06 Noise Source

WR-06 Noise Source

Designed with improved return loss for more reliable and accurate noise figure measurements!

The "WR-06 Noise Source" is a product that provides 15dB ENR across a frequency range of 110 to 170GHz. The RF port is equipped with a WR-06 UG-387/U-M anti-choke flange, and the DC port has a BNC connector, making it easy to connect to standard noise figure meters and noise figure analysis interfaces. The noise source is designed with improved return loss for more reliable and accurate noise figure measurements. 【Features】 ■ Provides 15dB ENR across a frequency range of 110 to 170GHz ■ Equipped with a BNC connector on the DC port ■ Easy to connect to standard noise figure meters and noise figure analysis interfaces ■ Designed with improved return loss for more reliable and accurate noise figure measurements ■ Operates in CW mode or pulse AM mode with a maximum of 1kHz *For more details, please refer to the PDF document or feel free to contact us.

  • Signal Generator
  • Other measurement, recording and measuring instruments

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Lightning-resistant transformer TT series

Lightning-resistant transformer TT series

Shielded lightning-resistant transformer

Shielded lightning-resistant transformer Impulse withstand voltage 30kV A high-performance shielded lightning-resistant transformer that attenuates lightning surges by 1/100 to 1/10,000. By insulating the primary and secondary sides, it provides excellent protection and safeguards the power supply system. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasures, and induced lightning countermeasures.

  • Other safety equipment

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Rack-mounted surge protection transformer RT series

Rack-mounted surge protection transformer RT series

19-inch rack compatible

Slim design compatible with 19-inch racks (JIS/EIA standards) Impulse withstand voltage 30kV A high-performance shielded lightning surge transformer that attenuates lightning surges by 1/100 to 1/10,000. By insulating the primary and secondary sides, it provides excellent protection and safeguards the power supply system. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasures, and induced lightning countermeasures.

  • Other safety equipment

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
UPS Uninterruptible Power Supply FU-α3 Series

UPS Uninterruptible Power Supply FU-α3 Series

Output capacity 1 kA to 10 kA

Output capacity 1kVA to 10kVA An uninterruptible power supply (UPS) is a device designed to protect equipment and data by continuously supplying power to load devices for a certain period of time in the event of unexpected power outages or input power abnormalities. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

  • Other safety equipment

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
COPYRIGHT © 2001-2026 IPROS CORPORATION ALL RIGHTS RESERVED.