TCI STM 9W 250mA DC Direct Current Electronic Drivers

The TCI STM 9W 250mA electronic driver is a high-quality direct current LED driver designed for built-in use in design lighting fixtures. Its universal input voltage of 100-240V ensures full compatibility with the main global electrical standards, including EU, USA, UK, Australia and Japan.

Thanks to its ultra-compact dimensions — 50 x 40 x 22 mm — and slot-for-screw mounting system, the TCI STM integrates seamlessly into luminaires with limited internal space, making it ideal for professional installations in both residential and commercial environments.

Key technical features

The driver delivers a constant output current of 250mA with a maximum output power of 9W and an output voltage up to 36V. Current regulation is maintained within -8% / +5%, including temperature variations, ensuring stable and accurate power delivery. Input and output terminal blocks are located on the same side, with a single terminal at primary and secondary circuit supporting wire cross-sections up to 2.5 mm² / AWG13. The housing is made of PVC material with insulation class II and a protection rating of IP20.

Safety and protections

The TCI STM 9W features a comprehensive protection system, including thermal protection and short-circuit protection, protection against mains voltage spikes, and overload protection, ensuring long-term reliability in continuous operation.

Applications

This driver is suitable for lighting equipment in protection class I and II, making it an excellent choice for LED strips, recessed spotlights and design luminaires requiring a compact, universal-voltage driver. The product is backed by a 10-year TCI warranty.

For complete specifications and detailed technical data, please refer to the PDF attached to the product page.