HOME > Company Information > About Us

Signet System possesses various technologies on power electronics such as switching mode battery charger, Industrial inverter and the company provides high quality products to all over the world.

Signet Systems Inc. is a recognized manufacturer in developing industrial Battery Charger, Inverter, Power Supply and other Power Conditioning System.

Since established in 1998, introducing the world¡¯s first water resistant switching type Charger and Inverter earning the break-through innovation in power electronic industry. Through better circuit design and the know-how, the newer development has added improved efficiency rate of 92% in the safety of the digital technology. Development of compact, light and to prolong the battery¡¯s life was possible by improving the already existing transformer to digital control.

Signet System¡¯s products are being manufactured for the world leading U.S companies such as Scissor Lift Company, Electric Wheel Chair industry, Utility Vehicle Company, Golf Cart Company and many other power industries.
Currently, the company is focusing on development and production of On-board Chargers and Quick Chargers for the Electric Vehicle use. Especially the parallel operating technology (patent) is applied to the Quick Chargers. And these chargers are in the spotlight for their small sizes and high efficiencies compared to the other products.

Our mission is to deliver innovative and environmentally friendly solutions to all mankind. We are very concerned for our natural environment therefore; we continuously strive to reach better solution to decrease the pollutions on our earth and to conserve our natural source of energy. We are dedicated to develop and to provide high quality industrial power energy technologies for both people and environment order to enhance the quality of people¡¯s lives while preserving our environment and natural resources.

To utilize Electric Power Equipments (EV), the battery and control device which consume the battery power and recharge it again must be a part of core device to reduce the manufacturing cost and to increase efficiency of an Electric Vehicle.
Our Research and Development forces are relentlessly working on better solution in energy such as Solar Power and Fuel cell, assuming greater prominence for better tomorrow.

[Main Office] SIGNET SYSTEMS INC. 4061 Pacific Avenue SE Lacey, WA 98503, USA | Tel.+1-360-556-6333 | Fax. +1-360-456-8645
 Contact.Mike Sang Choi / President | E-mail.sangchoi@signetsys.com, sang.choi@comcast.net, mike.choi@signetusa.com
[Korea Factory] 49, Jeongicha-ro, Daema-myeon, Yeonggwang-gun, Jeollanam-do, Korea 513-811
[Korea R&D Center] Ilsan Techno Town #121, Ilsan-ro 138, Ilsandong-gu, Goyang-si, Gyeonggi-do, Korea
COPYRIGHT(C) 2015 SIGNET SYSTEMS INC. ALL RIGHTS RESERVED.