TCI BTL 239 electronic ballast 2x39W 2x38W T5 T8 Fluorescent Lamps

The TCI BTL 239 is a high-efficiency electronic ballast designed for T5 and T8 fluorescent lamps, with a rated power of 2x39W and extended compatibility across 2x24-38W configurations. Manufactured by TCI, a leading brand in professional lighting drivers, this multi-lamp ballast delivers stable and reliable performance in protection class I luminaires.

With an EEI A2 energy classification and pre-heating lamp ignition, the BTL 239 maximises lamp lifespan while reducing maintenance costs. It is an ideal solution for recessed fixtures, industrial luminaires and general lighting applications requiring a compact, high-performance ballast.

Key technical features

The ballast operates at an input voltage of 220-240V at 50/60 Hz frequency, fully compliant with European grid standards. Its compact dimensions of 360 x 30 x 21 mm allow easy integration into a wide range of luminaire housings. Mounting is achieved via screw slots, while push-wire connectors with opposing input and output terminals (cross-section 0.5–1.5 mm²) simplify wiring. The protection rating is IP20.

Safety and protections

The TCI BTL 239 features a comprehensive protection system covering mains voltage spikes, automatic disconnection upon lamp failure, end-of-lamp-life detection and accidental disconnection protection. It is also compatible with emergency lighting equipment in accordance with EN 60598-2-22.

Applications

The BTL 239 is suitable for commercial, industrial and tertiary lighting installations using T5 or T8 fluorescent tubes. It adapts to suspended ceilings, illuminated shelving, offices and display environments where reliable and efficient management of discharge light sources is required.