E40 400W D Pro Powerstar HQI E metal halide bulb
E40 Powerstar HQI-E 250W / 400W D Pro halogen metal steam bulb with quartz technology - OSRAM POWERSTAR HQI with quartz technology POWERSTAR HQI-E are one-sided socket ellipsoidal bulbs with average to high output. Only permitted for closed lamps. - Maximum permissible outdoor coil temperature 400 °C - Maximum permissible socket edge temperature 250 °C Advantages - Up to 1,000 W output - Long lifespan - Good to very good colour reproduction - Screw socket E40 for simple bulb handling - In clear and coated design - Any burning point Uses - Halls for industry and trade - Exhibit and trade fair halls - Sport and multi-purpose halls Energy efficiency class:A
