NECPS2043 NEC-PS2043 NEC-TOKIN NEC-UD2-3NU-6A0648F NECU-FCG40-K NECU-G78G4-C2 NECU-G78G5-C2 NECU-L3G7-C1 NECU-L3G8-C1 NECU-L3G8-C1-IS