TCI 105 Str/12 mechanical transformer 105W for 12V

The TCI 105 Str/12 is a 105W mechanical transformer designed to power LED or halogen lamps at 12V AC from a mains voltage of 220-240V. Manufactured by TCI, a leading Italian brand in lighting power supply solutions, this transformer offers a reliable and compact option for professional lighting installations.

Ideal for both residential and commercial lighting systems, the TCI Str-105 integrates seamlessly into false ceilings and recessed structures thanks to its compact footprint and sturdy steel construction.

Key technical specifications

The transformer delivers an output power of 105W at a 12V AC output voltage, compatible with LED and halogen light sources. Its compact dimensions — 240 x 42 x 30 mm — allow installation even in tight spaces. Input and output terminal blocks are located on the same side, accepting conductor cross-sections from 0.75 to 2.5 mm², with screw-fixing slots and a grounding terminal included. The unit is not dimmable.

Safety and protection

The IP20 protection rating ensures safe operation in indoor environments, while insulation class I provides protection against both direct and indirect electrical contact. The steel enclosure supports thermal dissipation and long-term durability.

Applications

The TCI 105 Str/12 is suited for low-voltage lighting systems in residential, retail, and contract environments requiring stable 12V power for recessed spotlights, LED strips, or halogen lamps.