Encapsulated PCB transformer Encapsulated PCB transformer low profile Layout info Open PCB transformer Customer specifik PCB transformer Control and Isolation transformer DIN CITD Control and Isolation transformer +-5% CIT Universal Control and Isolation transformer CITM Inclosed Control and Isolation transformer EPD UI Control and Isolation transformer 3 Phase transformer TPT Toroid transformer C-core transformer Customer specific Toroid transformer Coils CommenMode Enclosed transformer ETD transformer EE transformer RM transformer PQ transformer