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power supply Product List and Ranking from 435 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Dec 31, 2025～Jan 27, 2026
This ranking is based on the number of page views on our site.

power supply Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Dec 31, 2025～Jan 27, 2026
This ranking is based on the number of page views on our site.

  1. null/null
  2. Daitron Co., Ltd. Tokyo//Trading company/Wholesale
  3. トキトレーディング 本社 Hyogo//Industrial Electrical Equipment
  4. 4 ジェーピージェネレーターズ Tokyo//Industrial Electrical Equipment
  5. 5 イサハヤ電子 Osaka//Electronic Components and Semiconductors
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power supply Product ranking

Last Updated： Aggregation Period:Dec 31, 2025～Jan 27, 2026
This ranking is based on the number of page views on our site.

  1. DC power supply
  2. Bipolar power supply and MF power supply
  3. Ultra-Low Noise Switching Power Supply 'LFS50A/LFS150A' Daitron Co., Ltd.
  4. 4 50W Ultra-Low Noise Switching Power Supply 'RFS50A' Daitron Co., Ltd.
  5. 5 Microwave power supply

power supply Product List

1126～1140 item / All 2156 items

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Constant frequency constant voltage power supply CVFT1-250HA

Constant frequency constant voltage power supply CVFT1-250HA

Constant frequency constant voltage power supply CVFT1-250HA

Supports a wide range of power input! A lightweight and compact body with excellent convenience for a constant frequency and constant voltage power supply. 【Features】 ○ Supports a wide range of power input: AC85-250V/47-400Hz ○ Easy-to-read digital display ○ Rich external control functions (GPIB, RS-232C, memory recall) ○ Up to 10 sets of output voltage, current, and frequency setting conditions can be stored in memory ○ Complies with harmonic regulations ○ High stability ○ Output current control is possible ○ Output voltage controlled to low distortion ○ Lightweight and compact ● For other functions and details, please download the catalog.

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PWM AC Power Supply "CVFS-D Series"

PWM AC Power Supply "CVFS-D Series"

Adopting a PWM inverter method, achieving high efficiency and low cost.

The PWM AC power supply "CVFS-D series" adopts a PWM inverter method, achieving high efficiency and low cost as an AC stabilized power supply. It has a waveform shaping function, providing a stable sine wave with minimal waveform distortion, and can also be used as a frequency converter. It allows switching between three output patterns: single-phase two-wire, three-wire, and three-phase three-wire, and can also perform voltage conversion, making it usable as a three-in-one power supply. For more details, please download the catalog.

  • Testing Equipment and Devices
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AC Stabilized Power Supply 'PH1-200'

AC Stabilized Power Supply 'PH1-200'

Adopts an analog meter! A 200VA AC stabilized power supply with low waveform distortion and easy operation.

The 'PH1-200' handled by Tokyo Seiden is a 200VA AC stabilized power supply that uses an analog meter and analog volume. The switches and knobs consist of only four types: frequency switch, range switch, output ON/OFF, and voltage adjustment volume, making it easy to operate! Since the power supply adopts a linear amplifier method, it has low waveform distortion and provides stable output against input voltage fluctuations and load variations. 【Features】 ■ Uses analog meter and analog volume ■ Easy operation with four knobs ■ Low waveform distortion ■ Stable against input voltage fluctuations and load variations ■ Capable of outputting 400Hz *For more details, please refer to the catalog or feel free to contact us.

  • Power Supplies
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DC backup power during a power outage

DC backup power during a power outage

For returning to the origin of emergency lights and NC machines! The output can be switched without interruption.

This device supplies power from the battery to the load side during a power outage, aiming to achieve an uninterruptible power supply for the load side. It continuously receives commercial power, converts it to direct current to charge the battery while supplying power to the load side, and during a power outage, it supplies power from the battery to the load. The output switches without any interruption. It is suitable for emergency lighting power, automatic door opening and closing during emergencies, and for returning NC machines to their origin. 【Features】 ■ Long power outage compensation time, 20 minutes at rated load ■ Wide input voltage range (AC 85V to 264V) ■ Available in two types: external battery type and built-in battery type *For more details, please download the PDF or feel free to contact us.

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Small DC high-voltage power supply

Small DC high-voltage power supply

Power supplies for various high-voltage applications such as fault detection devices for power transmission lines! Customization is also available.

This device is a DC high voltage power supply that generates high DC voltage using a Cockcroft-Walton circuit. The Cockcroft-Walton circuit can easily generate high voltage from low voltage and requires a small transformer, but it cannot handle large currents, and depending on the load, the ripple may become significant. The output voltage can support up to DC 90kV. Input voltage, output voltage, and other specifications can be customized, so please contact us for more information. 【Features】 ■ Supports output voltage up to DC 90kV ■ Customizable *For more details, please refer to the PDF document or feel free to contact us.

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DC 24V power supply

DC 24V power supply

High output voltage stability with low ripple! For devices that measure pressure, differential pressure, temperature, and more!

This power supply unit is used to supply 24V DC power to transmitters in devices that measure pressure, differential pressure, temperature, and so on. It is suitable for connecting numerous transmitters; for example, in the case of a 2-wire output 4-20mA transmitter, approximately 30 units can be used. Additionally, it has high output voltage stability and low ripple. 【Features】 ■ Widely adaptable for connecting transmitters ■ High output voltage stability and low ripple *For more details, please refer to the PDF document or feel free to contact us.

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DC Power Supply "PCT・PCW Series"

DC Power Supply "PCT・PCW Series"

Suppress high-frequency input current! For insulated large-capacity power supplies and high-voltage power supplies!

The "PCT・PCW series" is a DC power supply that uses thyristor phase angle control for constant voltage and constant current control. The "PCW series" adopts a 12-phase rectification method and is designed to suppress harmonic currents (improve power factor). Input voltage, output voltage, and capacity can be customized, so please contact us for inquiries. 【Features】 ■ Proven production of output voltage up to DC 1,000V and capacity up to 100kVA ■ Capable of suppressing high-frequency input current and improving the power factor of input current (12-phase rectification method) ■ Reduction of output voltage ripple (12-phase rectification method) *For more details, please refer to the PDF materials or feel free to contact us.

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AC/DC High Voltage Power Supply

AC/DC High Voltage Power Supply

Long lifespan and stable performance! A high-voltage power supply that switches between three high voltages for output.

The "AC/DC High Voltage Power Supply" from Tokyo Seiden is a high voltage power supply that outputs three high voltages (AC, DC+, DC-) by switching between them. It uses a constant frequency and constant voltage power supply on the primary side to achieve a stable output voltage. Additionally, the range switching between 25kV and 50kV allows for a wide range of voltage settings. It can be used as a calibration power supply for high voltage meters and voltage dividers by connecting external standard equipment. 【Features】 ■ The high voltage generation unit is embedded in oil, providing long life and stable performance. ■ The DC generation unit has built-in discharge circuits for each output. ■ Detailed voltage adjustments are possible with a fine-tuning voltage adjuster. ■ Voltage settings and output ON/OFF can be controlled from a remote box. ■ It can be divided into AC and DC racks for transport. *For more details, please download the PDF or feel free to contact us.

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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.

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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.

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High Current Generation Power Supply 'PS-HB0097'

High Current Generation Power Supply 'PS-HB0097'

The cooling method adopts natural air cooling! It is a high-current power supply equipped with a power indicator lamp and an ammeter.

The PS-HB0097 is a high-current power supply that incorporates a manual slider and a current-generating transformer into a case. It uses natural air cooling (rated for 20 minutes of continuous use). A breaker is provided for the ON/OFF control of the input power and for overcurrent protection, along with a power lamp and an ammeter. 【Features】 ■ Incorporates a manual slider and a current-generating transformer into the case ■ Includes a breaker for ON/OFF control of the input power and for overcurrent protection ■ Equipped with a power lamp and an ammeter *For more details, please refer to the related link page or feel free to contact us.

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High-frequency ripple superimposed power supply

High-frequency ripple superimposed power supply

DC can be applied up to 1600V! It is equipped with protection features such as output overcurrent, overvoltage, and overtemperature.

The "High-Frequency Ripple Superimposed Power Supply" is a power supply device that applies direct current to test objects such as capacitors while flowing ripple current for evaluation. Direct current can be applied up to 1600V. It is equipped with protection features for output overcurrent, overvoltage, and overheating. 【Features】 ■ Applies direct current to test objects such as capacitors while flowing ripple current ■ Conducts evaluations ■ Direct current can be applied up to 1600V *For more details, please refer to the related link page or feel free to contact us.

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DC Regenerative Power Supply 'PS-HC0100'

DC Regenerative Power Supply 'PS-HC0100'

Output can be set externally from DC90V to DC150V! Regenerative energy from the motor is fed back to the power supply side.

The PS-HC0100 is a DC power supply device with regenerative functionality. It is suitable for motor inverter drives and regenerates energy from the motor back to the power supply side. By incorporating an active filter, it suppresses input harmonic currents with high power factor. Additionally, it adopts a three-phase interleaved method in the DC-DC section for low ripple, and the output can be externally set from DC 90V to DC 150V. 【Features】 ■ Suitable for motor inverter drives ■ Regenerates energy from the motor back to the power supply side ■ Incorporates an active filter to suppress input harmonic currents with high power factor ■ Adopts a three-phase interleaved method in the DC-DC section for low ripple ■ Output can be externally set from DC 90V to DC 150V *For more details, please refer to the related link page or feel free to contact us.

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8-channel AC high voltage power supply 'TS-EB0258'

8-channel AC high voltage power supply 'TS-EB0258'

Convert commercial 200V to 0-50kV and apply it to the test specimen! It is possible to operate and set up 8 circuits individually.

The TS-EB0258 is a high-voltage application testing device composed of an operation panel, a sliding type constant voltage power supply, and eight high-voltage transformers. It converts commercial 200V to 0–50kV and applies it to the test specimen. Each of the eight circuits can be operated and set individually. The application time is measured by a timer, and if an overcurrent occurs during application, the output will be cut off. 【Features】 ■ Simultaneous testing of eight units ■ Converts commercial 200V to 0–50kV and applies it to the test specimen ■ Application time is measured by a timer ■ Output is cut off in case of overcurrent during application *For more details, please refer to the related link page or feel free to contact us.

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Three-phase constant current power supply (52kVA) 'PS-HB0094'

Three-phase constant current power supply (52kVA) 'PS-HB0094'

Single-phase output using only the U phase is also possible! A three-phase constant current power supply that can be used for evaluating current sensors, etc.

The PS-HB0094 is a three-phase constant current power supply composed of a motor-driven voltage regulator and a transformer. It generates alternating current of 2500Arms or 500Arms across three circuits, with each circuit operating independently. Single-phase output using only the U phase is also possible, and operation can be performed via the operation panel or remotely (RS-232C). 【Features】 ■ Composed of a motor-driven voltage regulator and transformer ■ Generates alternating current of 2500Arms or 500Arms across three circuits ■ Single-phase output using only the U phase is possible ■ Operation can be performed via the operation panel or remotely (RS-232C) *For more details, please refer to the related links or feel free to contact us.

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