OSRAM Powerstar HQI-BT 400W/D PRO E40 Metal Halide Lamp 5200K 36000lm

The OSRAM Powerstar HQI-BT 400W/D PRO is a high-performance metal halide lamp designed for professional lighting applications. With a power rating of 400W and a luminous flux of 36000 lumens, it delivers exceptional brightness and efficiency. The lamp features a color temperature of 5200K (daylight) and a color rendering index (CRI) of ≥80, ensuring vivid and natural color reproduction. Its E40 base (Giant Edison Screw) makes it compatible with standard HPS/MH ballasts. Ideal for use in industrial halls, sports facilities, and outdoor areas where high light output is required.

Advantages

High luminous efficacy of 90 lm/W reduces energy consumption while providing superior illumination. Long rated life of 12000 hours (L70/B50) minimizes maintenance costs. UV-filter technology protects against harmful UV radiation. The lamp is dimmable? No, but it offers reliable instant start and hot re-ignition within 15 minutes.

Suitable for

• Industrial and warehouse lighting
• Sports stadiums and arenas
• Outdoor floodlighting
• Retail and display lighting

Key specifications

• Lamp type: Metal halide (HQI)
• Power: 400 W
• Base: E40
• Luminous flux: 36000 lm
• Color temperature: 5200 K
• CRI: ≥80
• Rated life: 12000 h
• Operating position: p45 (±45° from vertical)
• Mercury content: 30 mg
• Energy efficiency class: A+

Recommendations

For optimal performance, use with a compatible 400W HPS/MH ballast. Ensure proper ventilation and follow manufacturer's installation guidelines. Not suitable for dimming or use with electronic ballasts without verification.