List of products and services 01.อุปกรณ์ป้องกันไฟฟ้ากระชาก SPD SPD for Power Supply IEC, Class I SPD for Power Supply IEC, Class II SPD for Power Supply IEC, Class III SPD for communication equipment SPD for LAN SPD for co-axial connectors 02.เซรามิค อะเรสเตอร์ (Gas Discharge Tube) 2-electrode GDT 3-electrode GDT Surface Mount Types GDT High Voltage Types GDT Coaxial Types GDT 03.Earthing Related Products SanEarth SanMat 04.Lightning Observation Products Observation Product 05.Obstruction Light Aviation obstacle lights 06.Optical Network System Optical Network System
