1971It establishes, especially automating various and saving labor to Shinagawa Ward south Shinagawa of System Research Institute and the controller is developed. 1972The trade name is moved, and it renews, and the headqu......1971It establishes, especially automating various and saving labor to Shinagawa Ward south Shinagawa of System Research Institute and the controller is developed. 1972The trade name is moved, and it renews, and the headquarters is moved to Shinagawa Ward south Shinagawa with the JEL SYSTEM CO.,Ltd.. It extends to many fields like the equipment related to optics etc. while it automates continuously various, it saves labor, and the control equipment etc. are developed and it works on the research and development. 1973Manufacturing of a part of the development commodity begins. 1974The development of solid-state relay JZP series is completed. 1975The manufacturing sales of the solid-state relay begin. 1976Automatic lathe controller SII and the SIII type are commercialized. 1977A current killer is developed and manufacturing is developed. 1978The success and the manufacturing sales begin the development of the solid-state relay for direct current. 1979It is a start of manufacturing as for solid-state relay A3S and the D3 S Series. 1980The headquarters and the factory are completed to Kanagawa Prefecture Kawasaki City. 1981The development of the supersonic wave remote control device is ended, and sales begin. 1982The SSR board for the I/O system is commercialized, and sales begin. 1983SSR and JPS series (AC/75A~150A) for the large current control are commercialized. 1984The Chugoku Electric Power Co., Ltd. style SSR, JA S Series (AC/15A~45A), and JD S Series (DC/5A~10A) are commercialized. Flat type SSR, A3P, A5P, A6P, and the D3P series are commercialized. 1985Micro SSR, the A5 S Series, the I/O module, and the I/O system board are developed. 1988The expansion of the Shirakawa factory completion production line is aimed at. 1990Micro SSR and the JC series are put on the market. 1992SSR for DIN rail installation type middle electric power is put on the market. 1993S1, S2, and S5 series SSR are put on the market. 1994BV-II control board eyesight training plane and clean beauty developments. 1995FR module and three-phase circuit SSR are put on the market. 1997Synchronization type OA tap "TAPURA1" is put on the market. 1999P8 type SSR (printed wiring board mounting type and 15A) is put on the market. 2000The micro car inverter "Teru par 1/Teru par 2" is put on the market. 2001It is a headquarter shift in Setagaya Ward, Tokyo. 2001Small size and the light voltage converter "Tiger par" are put on the market. 2001Synchronization type OA tap "TAPURA2" is put on the market. 2002Synchronization type OA tap "TAPURA3" is put on the market. 2002S3 type SSR (control board installation) is put on the market. 2002An alcoholic detector "Se-fumeito" is put on the market. 2004The power regulation unit "IPCD series" is put on the market. 2005The AC input type is added to a solid-state relay "S3 series". 2005The AC480V type is added to a solid-state relay "S3 series". 2005The type for an efficient three-phase circuit "IP3 series" is added to power regulation unit IPCD series. 2005The controller (for CC-Link) for the electric power conditioning is put on the market. 2007The all stocks of the Yotsuya build Co., Ltd are acquired, and put in the subsidiary. Design and construction, etc. of hotel management and construction work chiefly 2007KeiTec Co.,Ltd establishment. Electric energy meter sales business is chiefly done. 2007Development and sales beginning of fire alarm. 2007Development and sales beginning of electronic breaker 2008Shirakawa factory ISO9001 acquisition 2008Fukuoka office establishment Business Activity 1.Manufacturing and sales of AC SSRs 2.Manufacturing and sales of DC SSRs 3.Manufacturing and sales of custom-made SSRs, power module and hybrid IC 4.Manufacturing and sales of various types of automatic control units 5.Manufacturing and sales of various products of automatic control system 6.Manufacturing and sales of specific electric power supply 7. Manufacturing and sales of interlocking plug receptacle for computers 8. Manufacturing and sales of voltage inverter for car battery 9. Manufacturing and sales of AC-AC converter for foreign country 10.Planning and developping of various products for better-living 11.Manufacturing and sales of AC Power controller (IPCD Series)