
Manufacturer of cooling fans, servo systems, UPS and power supply technology as well as lithium-ion battery packs
SANYO DENKI CO., LTD.
Tokyo (headquarters) · Ueda, Nagano (plants & Technology Center) · Subic Bay Freeport Zone (Philippines, production)New on Amplifa
About SANYO DENKI
SANYO DENKI CO., LTD. is a Japanese manufacturer of electrical and electronic components founded in 1927 in Tokyo. The product portfolio comprises cooling fans and fan units (San Ace brand), AC and DC servo motors and amplifiers, stepping motors and drivers, static power supplies such as uninterruptible power supplies (UPS), frequency converters, power distribution and transformer panels as well as PV inverters, plus rotating power supplies such as generators, electric motors and blowers, as well as the manufacturing and assembly of lithium-ion battery packs. Production in Japan is concentrated at the plants in the Ueda District (Nagano Prefecture) – Kangawa Works, Fujiyama Works, Tsuiji Works, Shioda Works – and the Technology Center; the group operates a further manufacturing and assembly plant with SANYO DENKI PHILIPPINES, INC. in the Subic Bay Freeport Zone. Products are distributed worldwide via its own sales companies in Asia, North America and Europe (including SANYO DENKI GERMANY GmbH in Eschborn) as well as distributors. Customer industries include, among others, cooling of electronic equipment, grid and UPS technology, photovoltaics, servo and automation technology as well as battery systems.
- Site
- 170-8451 Tokyo
- Processes
- Manufacturing and assembly of cooling fans and fan units, Manufacturing of AC servo motors / amplifiers, DC servo motors / amplifiers, stepping motors /, Manufacturing of static type power supply (uninterruptible power supply, frequency conversion, Manufacturing of rotating type power supply (non-utility power generation system, generator,, Manufacturing and assembly of lithium-ion battery packs, Manufacturing and assembly of related product accessories (impellers, insulators, frames, stators,, Design and assembly of cooling fans, servo systems, UPS systems and wiring harnesses, Factory-authorized repair, troubleshooting and full-performance testing of SANMOTION servo motors
- Certificates
- ISO 9001:2015, ISO 14001:2015, ISO 45001:2018
- Founded
- 1927 (foun
- Industries
- Cooling of electronic equipment (fans), UPS/grid technology, Photovoltaics (power conditioners), Servo and automation technology, Lithium-ion battery systems
- 01
Research & development (Technology Center Ueda)
- 02
Production and assembly (Ueda District, Philippines)
- 03
Design and assembly of custom systems (SANYO DENKI AMERICA)
- 04
Servicing, repair and training
- 05
Worldwide distribution via own companies and distributors
Sites

Tokyo headquarters
JPGroup headquarters
Ueda District, Nagano
JPManufacturing and technology center (Kangawa Works: servo/stepping motors and encoders; Fujiyama Works: cooling fans,
Subic Bay Freeport Zone (SANYO DENKI PHILIPPINES, INC.)
PHManufacturing and assembly of cooling fans, fan units, static power supplies, stepping motors,
Eschborn (SANYO DENKI GERMANY GmbH)
DESales company for Germany
Inside the production





Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacturing and assembly of cooling fans and fan unitsAssembly | – | – | – | – | – |
| Manufacturing of AC servo motors / amplifiers, DC servo motors / amplifiers, stepping motors /Assembly | – | – | – | – | – |
| Manufacturing of static type power supply (uninterruptible power supply, frequency conversionAssembly | – | – | – | – | – |
| Manufacturing of rotating type power supply (non-utility power generation system, generator,Assembly | – | – | – | – | – |
| Manufacturing and assembly of lithium-ion battery packsAssembly | – | – | – | – | – |
| Manufacturing and assembly of related product accessories (impellers, insulators, frames, stators,Assembly | – | – | – | – | – |
| Design and assembly of cooling fans, servo systems, UPS systems and wiring harnessesAssembly | – | – | – | – | – |
| Factory-authorized repair, troubleshooting and full-performance testing of SANMOTION servo motorsTesting | – | – | – | – | – |
Additional services
Quality & certifications
SANYO DENKI maintains certified management systems according to ISO 9001:2015 at the manufacturing sites Ueda District (Japan), SANYO DENKI PHILIPPINES, INC. (Philippines) and SANYO DENKI AMERICA, INC. (USA); in addition, ISO 14001:2015 (headquarters and associated plants) as well as ISO 45001:2018 for the Philippine manufacturing are certified. Servicing includes repairs, overhauls and the training of customer service personnel.
| Evidence | Ueda District (Japan) | SANYO DENKI PHILIPPINES, INC. | SANYO DENKI AMERICA, INC. |
|---|---|---|---|
| ISO 9001:2015 | |||
| ISO 14001:2015 | |||
| ISO 45001:2018 |