STC – 989230 – Dual 8/12/18V PCB Transformer Module, 3VA Encapsulated

The STC 989230 is a compact PCB-mounted transformer board featuring a dual-voltage 3VA encapsulated transformer with selectable 8V, 12V, and 18V AC outputs. Designed for low-power control and signal isolation applications, this board includes screw terminal connectors for quick wiring and fuse protection.

Key Features:

• Model: 989230 (Issue 2)

• Transformer: STC 66116G encapsulated transformer

• Power Rating: 3 VA

• Input Voltage: 230V AC

• Output Voltages: 8V / 12V / 18V AC (selectable)

• Connector: 6-position screw terminal block

• Protection: Onboard fuse holder (fuse not included)

• Mounting: 4-hole PCB mounting (standalone board)

• Dimensions: Approx. 85 × 65 mm

• Application: Signal control, relay drivers, isolated low-voltage AC supplies