Item Code Brand
Composite Power Supply Unit 3900 Va Series Eske Frei Vietnam, Frei STC VietNam, STC VietNam
Primary Switched-Mode Regulator Primary Switched-Mode 13.8 V / 20 A – 3 PH Frei Vietnam, Frei STC VietNam, STC VietNam
Three-Phase Power Supply Units Series DSKE Frei Vietnam, Frei STC VietNam, STC VietNam
Three-Phase Autotransformers Series DTBA 30.0 Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Power Supply Units Series FGSE Frei Vietnam, Frei STC VietNam, STC VietNam
Isolating Transformers Series UTULA 2.3 Frei Vietnam, Frei STC VietNam, STC VietNam
DC UPS Buffer Module 24 V / 20 A – 480 W DC UPS Buffer Module 24 V / 20 A – 480 W Frei Vietnam, Frei STC VietNam, STC VietNam
DC Ups Module Twin C 24 V / 10 A – 240 W DC Ups Module Twin C 24 V / 10 A – 240 W Frei Vietnam, Frei STC VietNam, STC VietNam
DC Ups Module Twin C 24 V / 20 A – 480 W DC Ups Module Twin C 24 V / 20 A – 480 W Frei Vietnam, Frei STC VietNam, STC VietNam
DC UPS Module Twin C B12 24 V / 10 A – 240 W DC UPS Module Twin C B12 24 V / 10 A – 240 W Frei Vietnam, Frei STC VietNam, STC VietNam
DC UPS Competent-Cosmo 27 V / 2.2 A DC UPS Competent-Cosmo 27 V / 2.2 A Frei Vietnam, Frei STC VietNam, STC VietNam
DC UPS Compus C 27 V / 1.9 A DC UPS Compus C 27 V / 1.9 A Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Power Supply Units Series  FGSE Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Power Supply Units Series  ESKE Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Safty Transformer Series FTE (W 40 to W 160) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Transformer UTEN (G 24 TO G 160) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Transformer UTEB (G 200 TO G 1450) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Transformer UTUB / UTUBL (K 1.2 TO K 20.0) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Safty Transformer FEST (J 40 TO J 160) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Safty Transformer UTEB (G 200 TO G 1450) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Control Transformer FST (L 40 TO L 160) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Control Transformer SETB (U 200 to U 1450) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Control Transformer SETB / SETLB (N 1.2 to N 20.0) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Control Transformer SETLB (N 2.4 to N 10.0) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Control Transformer SETN (O 24 to O 650) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Control Transformer FTUL 24 TO FTUL 1450 Frei Vietnam, Frei STC VietNam, STC VietNam
Universal Control Transformer USTN / USTB (Q 60 to Q 1450) Frei Vietnam, Frei STC VietNam, STC VietNam
Universal Control Transformer USTLB (P 2.4 TO P 2.5) Frei Vietnam, Frei STC VietNam, STC VietNam
Universal Control Transformer USTB / USTLB (P 2.4 TO P 20.0) Frei Vietnam, Frei STC VietNam, STC VietNam
Single-Phase Tapped Transformer SFTE / STEBL (W 60 TO W 160, S 250 TO S 650 Frei Vietnam, Frei STC VietNam, STC VietNam
Three-Phase Dry-Type Transformer DT / DTB – DTL / DTBL (R 0.2 TO R 2.0) Frei Vietnam, Frei STC VietNam, STC VietNam
Three-Phase Dry-Type Transformer DTB / DTBL (R 1.0 TO R 30.0) Frei Vietnam, Frei STC VietNam, STC VietNam
Three-Phase Dry-Type Transformer DT / DTL (R 15 TO R 0.75) Frei Vietnam, Frei STC VietNam, STC VietNam
Three-Phase Dry-Type Transformer DTU / DTUL 0.15 TO DTU / DTUL 30.0 Frei Vietnam, Frei STC VietNam, STC VietNam
Three-Phase Dry-Type Transformer DTA / DTBA (R 0.2 TO R 30.0) Frei Vietnam, Frei STC VietNam, STC VietNam
Three-Phase AutoTransformer DTBA 30.0 Frei Vietnam, Frei STC VietNam, STC VietNam
  DTU / DTUL 0.15 TO DTU / DTUL 30.0 Frei Vietnam, Frei STC VietNam, STC VietNam