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

transformer - Company Ranking(44 companyies in total)

Last Updated: Aggregation Period:Jul 23, 2025〜Aug 19, 2025
This ranking is based on the number of page views on our site.

Company Name Featured Products
Product Image, Product Name, Price Range overview Application/Performance example
Applicable standards ■Japanese domestic standards : Our products are tested in accordance with the following Japanese domestic standards. JEC-2200, JISC6436, JISC5310, JISC61558 and JEC-2210, ■International standards: In compliance with global safety standards, we make direct contact with accreditation bodies in various countries and carry out accreditation tests in-house. -European EN-standard transformers, Low Voltage Directive-compliant transformers applicable standards ◯ IEC61558 EN61558, IEC60076 EN60076 ◯ Manufacturing range 30VA to 200kVA - UL-standard transformers, CSA-standard transformers 〇 UL506, UL1561, UL5085, C22.2 〇 Manufacturing range from 30 VA to 200 kVA ■CE, UL and CSA worldwide compliant when manufacturing. ■Information on specifications and dimensions is available separately, please contact our technical department for details. ■Three-phase transformers perform phase and voltage conversions such as three-phase star/delta, delta/star, three-phase to three-phase, six-phase to multi-phase and three-phase to single-phase. Isolation transformers and auto-transformers are available and can conform to Japanese domestic and international standards. 1) Japanese domestic standards (Type: TR/TB/TH series) 2) International standards (Type: TEC/TEC-UL series) UL/CE mark ■Three-phase to single-phase transformer 1) Scott wiring: Phase and voltage conversion such as three-phase to single-phase two-circuit 2) Inverted V-connection: Phase and voltage conversion such as three-phase to single-phase As an engineering company that manufactures transformers for renewable energy systems with an installation record of over 10,000 units, we offer solutions with appropriate problem-solving methods from the perspective of safety and reliability.   =Main product series= ■PPSC: System transformers for photovoltaic power generation with full amount self-consumption. ■OFGS: Switching panels and transformers for industrial storage battery systems. ■SCOTT: Scott transformers for storage battery systems (dry-type scott transformers). ■SPI: Isolation transformers for photovoltaic power generation. ■RS: Transformers integrated with power conditioners (PCS) for photovoltaic power generation, full amount self-consumption type. ■FR: Fire prevention ordinance compliant
Applicable standards ■ Japanese domestic standards : Our products are tested in accordance with the following Japanese domestic standards. JEC-2200, JISC6436, JISC5310, JISC61558 and JEC-2210, ■International standards: In compliance with global safety standards, we could make direct contact with accreditation bodies in various countries and carry out accreditation tests in-house. -European EN-standard transformers, Low Voltage Directive-compliant transformers Applicable standards: ◯ IEC61558 EN61558, IEC60076 EN60076 ◯ Production range 30VA to 200kVA - UL-standard transformers, CSA-standard transformers Applicable standards: ◯ UL506, UL1561, UL5085, C22.2 ◯ Manufacturing range 30VA to 200kVA ■CE, UL and CSA worldwide compliant when manufacturing. ■Information on specifications and dimensions is available separately, please contact our technical department for details. =Tsuruta Electric Co., Ltd.= Design, development and manufacture of transformers and POWER BOXes for solving power supply issues in machine tools, medical and all industries, as well as transformer systems for energy solutions. ■Engineering on transformer systems for PV photovoltaic power generation for full amount self-consumption, transformers and switching panels for storage batteries. =Main Product Series= ■PPSC: System transformers for photovoltaic power generation with full amount self-consumption. ■OFGS: Switching panels and transformers for industrial storage battery systems. ■SCOTT: Scott transformers for storage battery systems (dry-type scott transformers). ■SPI: Isolation transformers for photovoltaic power generation. ■RS: Transformers integrated with power conditioners (PCS) for photovoltaic power generation, full amount self-consumption type. ■FR: Fire prevention ordinance compliant
---

---

---
  1. Featured Products
    Three-Phase Double-Winding Isolation Transformers Large Capacity TH Series/Japanese Domestic StandardThree-Phase Double-Winding Isolation Transformers Large Capacity TH Series/Japanese Domestic Standard
    overview
    Applicable standards ■Japanese domestic standards : Our products are tested in accordance with the following Japanese domestic standards. JEC-2200, JISC6436, JISC5310, JISC61558 and JEC-2210, ■International standards: In compliance with global safety standards, we make direct contact with accreditation bodies in various countries and carry out accreditation tests in-house. -European EN-standard transformers, Low Voltage Directive-compliant transformers applicable standards ◯ IEC61558 EN61558, IEC60076 EN60076 ◯ Manufacturing range 30VA to 200kVA - UL-standard transformers, CSA-standard transformers 〇 UL506, UL1561, UL5085, C22.2 〇 Manufacturing range from 30 VA to 200 kVA ■CE, UL and CSA worldwide compliant when manufacturing. ■Information on specifications and dimensions is available separately, please contact our technical department for details.
    Application/Performance example
    ■Three-phase transformers perform phase and voltage conversions such as three-phase star/delta, delta/star, three-phase to three-phase, six-phase to multi-phase and three-phase to single-phase. Isolation transformers and auto-transformers are available and can conform to Japanese domestic and international standards. 1) Japanese domestic standards (Type: TR/TB/TH series) 2) International standards (Type: TEC/TEC-UL series) UL/CE mark ■Three-phase to single-phase transformer 1) Scott wiring: Phase and voltage conversion such as three-phase to single-phase two-circuit 2) Inverted V-connection: Phase and voltage conversion such as three-phase to single-phase As an engineering company that manufactures transformers for renewable energy systems with an installation record of over 10,000 units, we offer solutions with appropriate problem-solving methods from the perspective of safety and reliability.   =Main product series= ■PPSC: System transformers for photovoltaic power generation with full amount self-consumption. ■OFGS: Switching panels and transformers for industrial storage battery systems. ■SCOTT: Scott transformers for storage battery systems (dry-type scott transformers). ■SPI: Isolation transformers for photovoltaic power generation. ■RS: Transformers integrated with power conditioners (PCS) for photovoltaic power generation, full amount self-consumption type. ■FR: Fire prevention ordinance compliant
    Band-type Compact Single-Phase Isolation Transformers BA SeriesBand-type Compact Single-Phase Isolation Transformers BA Series
    overview
    Applicable standards ■ Japanese domestic standards : Our products are tested in accordance with the following Japanese domestic standards. JEC-2200, JISC6436, JISC5310, JISC61558 and JEC-2210, ■International standards: In compliance with global safety standards, we could make direct contact with accreditation bodies in various countries and carry out accreditation tests in-house. -European EN-standard transformers, Low Voltage Directive-compliant transformers Applicable standards: ◯ IEC61558 EN61558, IEC60076 EN60076 ◯ Production range 30VA to 200kVA - UL-standard transformers, CSA-standard transformers Applicable standards: ◯ UL506, UL1561, UL5085, C22.2 ◯ Manufacturing range 30VA to 200kVA ■CE, UL and CSA worldwide compliant when manufacturing. ■Information on specifications and dimensions is available separately, please contact our technical department for details.
    Application/Performance example
    =Tsuruta Electric Co., Ltd.= Design, development and manufacture of transformers and POWER BOXes for solving power supply issues in machine tools, medical and all industries, as well as transformer systems for energy solutions. ■Engineering on transformer systems for PV photovoltaic power generation for full amount self-consumption, transformers and switching panels for storage batteries. =Main Product Series= ■PPSC: System transformers for photovoltaic power generation with full amount self-consumption. ■OFGS: Switching panels and transformers for industrial storage battery systems. ■SCOTT: Scott transformers for storage battery systems (dry-type scott transformers). ■SPI: Isolation transformers for photovoltaic power generation. ■RS: Transformers integrated with power conditioners (PCS) for photovoltaic power generation, full amount self-consumption type. ■FR: Fire prevention ordinance compliant