TSIC Activity
Manufacture of electrical equipment for motor vehicles
ประกอบกิจการผลิตอุปกรณ์ไฟฟ้าสำหรับยานยนต์ ชุดสายไฟควบคุมการจุดระเบิดและชุดสายไฟอื่นๆ ที่ใช้สำหรับยานยนต์ทุกประเภท
What this activity covers
This activity involves manufacturing electrical equipment and components specifically for motor vehicles.
- Electrical components — Manufacture of various electrical parts for vehicles
- Wiring harnesses — Production of ignition control and other wiring harnesses for automobiles
- Ignition systems — Manufacture of spark plugs, ignition coils, and related devices
- Motors and generators — Production of starters, dynamos, and other electrical motors
- Automotive accessories — Manufacture of dashboards, power windows, and other vehicle accessories
What companies here also do
Seen in real company registrations under this code — beyond the official definition, so licensing may differ.
- Assembly services — Assembling electrical components for vehicles
- Sales activities — Selling automotive electrical equipment and components
Not included here
- Automotive battery manufacturing, see activity 27200
- Manufacture of lighting equipment for vehicles, see subclass 2740.
Industry at a glance
as of 23 ก.ค. 69The whole registered industry under this activity, every registration year, from the DBD DataWarehouse.
net profitrevenue
Foreign investment
new registrations · 2026 YTDBased on few new registrations this year — read as a rough signal only.
1 of the 5 largest companies here are foreign-owned Thailand subsidiaries.
New in 2026
registrations, YTD
Registered capital
since year-end
Largest by revenue
Latest filed-year revenue, not a multi-year total
Largest by registered capital
- 1Pamika (Thailand) Co., Ltd.Chachoengsao฿1.0B
- 2MERCURY TRANSFORM CO., LTD.Rayong฿1.0B
- 3DEP TECH (THAILAND) CO., LTD.Chon Buri฿648.0M
Source: Department of Business Development DataWarehouse. Financial figures are combined totals of companies that filed statements; revenue and profit shown for the latest three reporting years.
Companies registered since 2022
Browse allNew DBD registrations under this activity since 2022, the period the registry snapshot covers, not the full historical register.
New registrations per year
Largest active companies by registered capital
- BD AUTO GROUP CO., LTD.Private limited company · สงขลา฿100.0M
- CONNEX AUTO (THAILAND) CO., LTD.Private limited company · พระนครศรีอยุธยา฿80.0M
- SHIN-BAN ELECTRONICS (THAILAND) CO., LTD.Private limited company · กรุงเทพมหานคร฿25.0M
- MANGASAN INDUSTRY (THAILAND) CO., LTD.Private limited company · กรุงเทพมหานคร฿20.0M
- DONGYANG MACHINERY (THAILAND) CO., LTD.Registered ordinary partnership · ชลบุรี฿10.0M
- RUI TAI ENERGY STORAGE TECHNOLOGY (THAILAND) CO., LTD.Private limited company · กรุงเทพมหานคร฿5.0M
- REN YUAN INDUSTRY AND TRADE (THAILAND) CO., LTD.Registered ordinary partnership · ชลบุรี฿5.0M
- บจ.คิงเอเชีย เทคโนโลยี (ประเทศไทย) จำกัดPrivate limited company · ชลบุรี฿5.0M
- บจ.โมบิลิตี้ (ประเทศไทย) จำกัดPrivate limited company · นครราชสีมา฿5.0M
- YONSIS TECHNOLOGY (THAILAND) CO., LTD.Registered ordinary partnership · ชลบุรี฿5.0M
- DEP TECH (THAILAND) CO., LTD.Private limited company · กรุงเทพมหานคร฿5.0M
- WIN NOVA (THAILAND) CO., LTD.Registered ordinary partnership · ระยอง฿5.0M
Source: Department of Business Development (DBD) new-registration records, 2022 to present. Counts cover companies first registered in that window, reflect the latest snapshot load, and may lag the live register.
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