We have compiled a list of manufacturers, distributors, product information, reference prices, and rankings for Switching Power Supply.
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Switching Power Supply Product List and Ranking from 38 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Dec 10, 2025～Jan 06, 2026
This ranking is based on the number of page views on our site.

Switching Power Supply Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Dec 10, 2025～Jan 06, 2026
This ranking is based on the number of page views on our site.

  1. ダイトロン Tokyo//Trading company/Wholesale
  2. シノ・アメリカン・ジャパン Chiba//Electronic Components and Semiconductors
  3. ユニファイブ Tokyo//Electronic Components and Semiconductors
  4. 4 インタコンポ 東京本社、大阪支店、長野支店、横浜事業所 Tokyo//Trading company/Wholesale
  5. 5 エスエムアイ 本社 Aichi//Trading company/Wholesale
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Switching Power Supply Product ranking

Last Updated： Aggregation Period:Dec 10, 2025～Jan 06, 2026
This ranking is based on the number of page views on our site.

  1. [Information] The Secret of Low Noise ダイトロン
  2. Li Tone Corporation manufactured various switching power supplies AD インタコンポ 東京本社、大阪支店、長野支店、横浜事業所
  3. 240W Switching Power Supply | BI240-240A-R [Compatible with Other Brands] エスエムアイ 本社
  4. 4 Switching power supply / power supply unit repair/replacement service アイガ電子工業
  5. 4 Switching Power Supply Unit Type PBA75F Series フルタカパーツオンライン　（フルタカ電気

Switching Power Supply Product List

151～165 item / All 278 items

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Switching Power Supply Unit Type PBA1000F Series

Switching Power Supply Unit Type PBA1000F Series

Switching Power Supply Unit Type PBA1000F Series

Switching Power Supply Unit Type PBA1000F Series ■□■Features■□■ ■51% smaller in volume compared to equivalent products from other companies ■Output voltage can be varied down to approximately 0V ■Can also function as a constant current power supply (external circuit required) ■Compatible with various optional parts such as dedicated harnesses ■Significantly improved fan maintenance ■Various alarms available ■Output voltage tracking overvoltage protection ■Includes AUX (12V) ■Parallel operation/N+1 parallel redundancy operation ■Compliant with SEMI F47 standards ■Model Numbers: PBA1000F-3R3, PBA1000F-5, PBA1000F-7R5, PBA1000F-12, PBA1000F-15, PBA1000F-24, PBA1000F-36, PBA1000F-48 ■For other functions and details, please download the catalog or contact us.

  • power supply
  • switch
  • Other power sources

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[Data] Shirutoku Report No. 60 # Evaluation and Testing Items for Switching Power Supplies

[Data] Shirutoku Report No. 60 # Evaluation and Testing Items for Switching Power Supplies

We also support tests in accordance with various standards such as certification. Here, we introduce the main evaluation and testing items for switching power supplies and their implementation details.

★★Shirutoku Report: Useful Information You Should Know★★ This report introduces electrical evaluations related to switching power supplies. The evaluation of power supply circuits is characterized by the inclusion of many aspects that confirm safe operation (ensuring there are no hazards). There are also specific contents that may be unfamiliar to those not involved in power supply design or evaluation, so we would like to take this opportunity to explain. 【Contents】 ■Electrical characteristic evaluation ■Component rating confirmation ■Abnormal testing ■Temperature rise testing ■Immunity testing ■Reliability testing *For more details, please refer to the PDF document or feel free to contact us.

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450-480W Switching Power Supply Medical Standard Version 3 Compliant | PM450

450-480W Switching Power Supply Medical Standard Version 3 Compliant | PM450

SMI | 450-480W Medical Switching Power Supply, obtained both versions 2 and 3 of 60601-1. You can also rely on us for after-sales support.

PM450 Series Open frame type switching power supply, available with multi-input and multi-output. Certified to IEC/EN/UL 60601-1 and IEC/EN/UL 60950-1. Widely adopted by medical device manufacturers. At SMI, we offer a wide range of power supplies that comply with safety standards in various countries.

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12W Compact Switching Power Supply Medical Standard Version 3.1 Compliant | ATM012

12W Compact Switching Power Supply Medical Standard Version 3.1 Compliant | ATM012

12W compact medical switching power supply. Model 60101-1 version 3.1, compliant with DoE Level 6. You can also rely on us for after-sales support.

ATM012T-F Series This is an open-frame embedded power supply. Products certified to IEC/EN/UL60601-1 and EN/UL60950-1. At SMI, we offer a wide range of power supplies that comply with safety standards in various countries.

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65W Compact Power Supply Medical Standard Version 3 Compliant | PW-MxxB-1Y

65W Compact Power Supply Medical Standard Version 3 Compliant | PW-MxxB-1Y

SMI | 65W Medical Switching Power Supply 60101-1, Version 3 certified product. Please leave the after-sales support to us.

PM300 Series This is a compact switching power supply of open frame type, certified to UL/IEC/EN60601-1 3rd edition. It is widely adopted by medical device manufacturers. For more details, please contact SMI.

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200W Switching Power Supply Medical Standard Version 3 Compliant | PW-M200A3

200W Switching Power Supply Medical Standard Version 3 Compliant | PW-M200A3

SMI | 200W Medical Switching Power Supply 60101-1, Version 3 certified product. Please leave the after-sales support to us.

PW-M200A3 Series This is a compact switching power supply of the open frame type, certified to UL/IEC/EN60601-1 Edition 3. It is widely adopted by medical device manufacturers. For more details, please contact SMI.

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250W Switching Power Supply Medical Standard Version 3 Compliant | PW-M250B

250W Switching Power Supply Medical Standard Version 3 Compliant | PW-M250B

SMI | 250W Medical Switching Power Supply 60101-1, Version 3 certified product. Please leave the after-sales support to us.

PW-M200A3 series This is a compact switching power supply of open frame type, certified to UL/IEC/EN60601-1 3rd edition. It is widely adopted by medical device manufacturers. For more details, please contact SMI.

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250W Switching Power Supply Medical Standard Edition 3 | U-Brancket

250W Switching Power Supply Medical Standard Edition 3 | U-Brancket

SMI | 250W Medical Switching Power Supply 60101-1 Version 3 certified product. Please leave the after-sales support to us.

The PW-M250B-1YxxxPU is a small open-frame type switching power supply that has obtained UL/IEC/EN60601-1 3rd edition certification. It is widely adopted by medical device manufacturers. For more details, please contact SMI.

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360W Switching Power Supply Medical Standard Version 3 Compliant | PW-M360B

360W Switching Power Supply Medical Standard Version 3 Compliant | PW-M360B

360W medical switching power supply, 60101-1, obtained version 3. It has also obtained 60950-1, so it can be used for industrial purposes as well.

PW-M360A Series This is an open frame type power supply that has obtained certification for 60101-1, 3rd edition. It has also obtained certification for 60950-1, making it suitable for industrial use as well. ● For more details, please contact SMI.

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Switching power supply compliant with medical standard version 3.1 | MBU81 70-80W

Switching power supply compliant with medical standard version 3.1 | MBU81 70-80W

Switching power supply compliant with medical standards version 3.1 | MBU81 70-80W is an SMI power supply.

MBU81 Series In addition to medical devices, it is suitable for many applications. It is an open-frame type switching power supply. This series has obtained IEC60601-1 Edition 3.1 certification. All units have passed 100% flame retardant testing. Safety standards: UL cUL CE CB FCC ● For more details, please contact SMI.

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Switching power supply compliant with medical standard version 3.1 | MBU123 125W

Switching power supply compliant with medical standard version 3.1 | MBU123 125W

Switching power supply compliant with medical standard version 3.1 | MBU123 125W is from SMI.

MBU123 Series In addition to medical devices, it is suitable for many applications. It is an open frame type switching power supply. This series has obtained IEC60601-1 Edition 3.1 certification. All units have passed 100% flame retardant testing. Safety standards: UL cUL CB ● For more details, please contact SMI.

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Switching power supply compliant with medical standard version 3.1 | MBU153 150W

Switching power supply compliant with medical standard version 3.1 | MBU153 150W

Switching power supply compliant with medical standard version 3.1 | MBU153 150W This is SMI's power supply.

MBU153 Series In addition to medical devices, it is suitable for many applications. It is an open-frame type switching power supply. This series has obtained IEC60601-1 Edition 3.1 certification. All units have passed 100% flame retardant testing. Safety standards: UL cUL CE CB FCC ● For more details, please contact SMI.

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Switching power supply compliant with medical standard version 3.1 | HBU58 60W

Switching power supply compliant with medical standard version 3.1 | HBU58 60W

Switching power supply compliant with medical standard version 3.1 | HBU58 60W, from SMI.

In addition to medical devices, it is suitable for many applications. It is an open frame type switching power supply. This series has obtained IEC60601-1 Edition 3.1 certification. All units have passed 100% flame retardant testing. Safety standards: UL cUL CE CB FCC ● For more details, please contact SMI.

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Switching power supply compliant with medical standard version 3.1 | HBU100 100W

Switching power supply compliant with medical standard version 3.1 | HBU100 100W

Switching power supply compliant with medical standard version 3.1 | HBU100 100W, from SMI.

In addition to medical devices, it is suitable for many applications. It is an open-frame type switching power supply. This series has obtained IEC60601-1 Edition 3.1 certification. All units have passed 100% flame retardant testing. Safety standards: UL cUL CE FCC CB ● For more details, please contact SMI.

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